Every Pro Baseball Player Charlie Has Seen: H
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
- Jae-Hoon Ha (outfielder, b. 1990, South Korea)
- 2011: Tennessee Smokies, Southern League (AA) - 1 game 12-Aug
- 2013: Iowa Cubs, Pacific Coast League (AAA) - 1 game 29-Aug
- Yamid Haad (catcher, b. 1977, Colombia)
- 1999: Altoona Curve, Eastern League (AA) - 1 game 1-Aug
- 2004: Portland Beavers, Pacific Coast League (AAA) - 1 game 20-Aug
- Steve Haake (first baseman, b. 1980, Illinois)
- 2003: Kenosha Mammoths, Frontier League (independent) - 1 game 29-Jul
- 2010: York Revolution, Atlantic League (independent) - 3 games 6-Sep 24-Sep 2-Oct
- Zach Haake (pitcher, b. 1996, Illinois)
- 2023: Clearwater Threshers, Florida State League (Low-A) - 1 game 16-Jun
- Bryan Haar (infielder, b. 1989, California)
- 2016: Washington Wild Things, Frontier League (independent) - 1 game 3-Jul
- Chris Haas (infielder, b. 1976, Kentucky)
- 1998: Arkansas Travelers, Texas League (AA) - 1 game 25-Aug
- 2000: Arkansas Travelers, Texas League (AA) - 1 game 21-Aug
- 2001: West Tenn Diamond Jaxx, Southern League (AA) - 1 game 4-Aug
- Danny Haas (outfielder, b. 1976, Kentucky)
- 2001: Trenton Thunder, Eastern League (AA) - 1 game 29-Apr
- Kevin Haas (infielder, b. 1987)
- 2010: Lake County Fielders, Northern League (independent) - 2 games 23-Aug 4-Sep
- Matt Haas (first base/outfield, b. 1972, Kentucky)
- 1994: Vermont Expos, New York-Penn League (short-season) - 1 game 19-Jun
- Hunter Haas (infielder, b. 2002, Arizona)
- 2024: Bowling Green Hot Rods, South Atlantic League (High-A) - 1 game 6-Aug
- Aaron Haase (pitcher, b. 2000, Texas)
- 2022: Lakeland Flying Tigers, Florida State League (Low-A) - 2 games 10-Jun 1-Jul
- Eric Haase (catcher, b. 1992, Michigan)
- 2018: Cleveland Indians, Major League Baseball - 1 game 20-Sep
- 2021: Detroit Tigers, Major League Baseball - 1 game 3-Oct
- 2022: Detroit Tigers, Major League Baseball - 1 game 1-Oct
- 2023: Detroit Tigers, Major League Baseball - 2 games 30-Mar 1-Apr
- 2024: Milwaukee Brewers, Major League Baseball - 1 game 4-Jul
- Jason Habel (outfielder, b. 1980, Nevada)
- 2001: Princeton Devil Rays, Appalachian League (rookie) - 1 game 5-Aug
- John Habyan (pitcher, b. 1964, New York)
- 1991: New York Yankees, American League (MLB) - 1 game 6-Oct
- 1992: New York Yankees, American League (MLB) - 2 games 10-Aug 4-Sep
- Adam Hackenberg (catcher, b. 1999, Virginia)
- 2021: Kannapolis Cannon Ballers, Low-A East - 1 game 10-Sep
- 2023: Birmingham Barons, Southern League (AA) - 1 game 20-Apr
- 2024: Charlotte Knights, International League (AAA) - 1 game 20-Sep
- Eric Hacker (pitcher, b. 1983, Texas)
- 2008: Trenton Thunder, Eastern League (AA) - 1 game 3-Sep
- 2009: Trenton Thunder, Eastern League (AA) - 1 game 8-Apr
- Michael Hacker (pitcher, b. 1985, California)
- 2010: Lowell Spinners, New York-Penn League (short-season) - 1 game 5-Sep
- Tom Hackimer (pitcher, b. 1994, New York)
- 2019: Fort Myers Miracle, Florida State League (High-A) - 2 games 12-Apr 15-Apr
- Luther Hackman (pitcher, b. 1974, Mississippi)
- 1999: Colorado Springs Sky Sox, Pacific Coast League (AAA) - 1 game 21-Aug
- 2001: St. Louis Cardinals, Major League Baseball - 1 game 29-Jul
- 2003: San Diego Padres, Major League Baseball - 2 games 2-Aug g1 2-Aug g2
- 2006: Bridgeport Bluefish, Atlantic League (independent) - 1 game 2-Jul
- Charlie Haeger (pitcher, b. 1983, Michigan; d. 2020, Arizona)
- 2011: Portland Sea Dogs, Eastern League (AA) - 1 game 20-Aug
- 2013: Pawtucket Red Sox, International League (AAA) - 1 game 2-Sep
- David Haehnel (pitcher, b. 1982, Illinois)
- 2007: Bowie Baysox, Eastern League (AA) - 1 game 6-Apr
- Casey Haerther (infielder, b. 1987, California)
- 2009: Orem Owlz, Pioneer League (rookie) - 1 game 18-Aug
- 2014: Winnipeg Goldeyes, American Association (independent) - 1 game 19-Jun
- Cody Haerther (outfielder, b. 1983, California)
- 2005: Springfield Cardinals, Texas League (AA) - 1 game 14-Aug
- 2006: Springfield Cardinals, Texas League (AA) - 1 game 3-Sep
- Ryan Hafner (pitcher, b. 1991, Missouri)
- 2015: Greensboro Grasshoppers, South Atlantic League (Low-A) - 1 game 10-Aug
- Nick Hagadone (pitcher, b. 1986, Idaho)
- 2007: Lowell Spinners, New York-Penn League (short-season) - 1 game 5-Sep
- 2009: Lake County Captains, South Atlantic League (Low-A) - 1 game 6-Aug
- 2014: Cleveland Indians, Major League Baseball - 1 game 26-Aug
- Jared Hagan (outfielder, b. 1996)
- 2019: Roswell Invaders, Pecos League (independent) - 2 games 9-Jul 13-Jul
- Joe Hage (outfielder, b. 1989, Florida)
- 2011: Rockland Boulders, Can-Am League (independent) - 1 game 4-Jul
- Tom Hage (first baseman, b. 1974, New York)
- 1997: Allentown Ambassadors, Northeast League (independent) - 1 game 8-Aug
- 2000: Lehigh Valley Black Diamonds, Atlantic League (independent) - 2 games 2-Jul g1 2-Jul g2
- 2001: Long Island Ducks, Atlantic League (independent) - 1 game 1-Jul
- 2002: Trenton Thunder, Eastern League (AA) - 1 game 21-Apr
- 2002: Newark Bears, Atlantic League (independent) - 4 games 13-Sep 17-Sep 18-Sep 19-Sep
- 2003: Newark Bears, Atlantic League (independent) - 1 game 28-May
- 2004: Camden Riversharks, Atlantic League (independent) - 5 games 19-Jun g1 19-Jun g2 17-Jul 24-Aug 26-Sep
- Matt Hagen (utility, b. 1980, California)
- 2003: Wisconsin Timber Rattlers, Midwest League (Low-A) - 1 game 30-Jul
- 2004: Inland Empire 66ers, California League (High-A) - 1 game 8-Aug
- 2005: New Jersey Jackals, Can-Am League (independent) - 2 games 30-Aug 1-Sep
- 2008: Somerset Patriots, Atlantic League (independent) - 5 games 20-Jul 14-Sep 18-Sep 24-Sep 28-Sep
- 2009: Somerset Patriots, Atlantic League (independent) - 6 games 16-Jul 30-Aug 25-Sep 26-Sep 27-Sep 1-Oct
- 2010: Somerset Patriots, Atlantic League (independent) - 4 games 6-Aug 14-Aug 6-Sep 24-Sep
- 2011: Somerset Patriots, Atlantic League (independent) - 1 game 12-Sep
- 2012: Sugar Land Skeeters, Atlantic League (independent) - 2 games 25-Jul 26-Jul
- Jake Hager (infielder, b. 1993, Nevada)
- 2016: Durham Bulls, International League (AAA) - 2 games 21-Aug 1-Sep
- 2019: San Antonio Missions, Pacific Coast League (AAA) - 2 games 15-Jul 21-Jul
- 2023: Reno Aces, Pacific Coast League (AAA) - 1 game 8-Aug
- Luke Hagerty (pitcher, b. 1981, Ohio)
- 2002: Boise Hawks, Northwest League (short-season) - 1 game 12-Aug
- Witt Haggard (pitcher, b. 1991, Mississippi)
- 2016: Columbia Fireflies, South Atlantic League (Low-A) - 1 game 2-Jul
- Cory Haggerty (infielder, b. 1981, New York)
- 2006: Winston-Salem Warthogs, Carolina League (High-A) - 1 game 29-Jul
- Sam Haggerty (utility, b. 1994, Arizona)
- 2019: New York Mets, Major League Baseball - 2 games 20-Sep 29-Sep
- 2023: Seattle Mariners, Major League Baseball - 1 game 10-Sep
- Joe Hague (first base/outfield, b. 1944, West Virginia; d. 1944, Texas)
- 1970: St. Louis Cardinals, National League (MLB) - 1 game 13-Sep
- Matt Hague (infielder, b. 1985, Washington)
- 2010: Altoona Curve, Eastern League (AA) - 1 game 18-Sep
- 2013: Indianapolis Indians, International League (AAA) - 1 game 30-Aug
- 2014: Indianapolis Indians, International League (AAA) - 1 game 25-May
- 2015: Buffalo Bisons, International League (AAA) - 1 game 5-Jul
- 2017: Rochester Red Wings, International League (AAA) - 1 game 20-Aug
- 2018: Syracuse Chiefs, International League (AAA) - 1 game 2-May
- Ricky Hague (infielder, b. 1988, Texas)
- 2012: Potomac Nationals, Carolina League (High-A) - 1 game 8-Aug
- 2013: Harrisburg Senators, Eastern League (AA) - 1 game 27-May
- Jesse Hahn (pitcher, b. 1989, Connecticut)
- 2012: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 26-Aug 12-Sep
- 2018: Omaha Storm Chasers, Pacific Coast League (AAA) - 1 game 7-Aug
- Kevin Hahn (pitcher, b. 1996, California)
- 2021: Florence Y'alls, Frontier League (independent) - 1 game 7-Aug
- Steve Hahn (pitcher, b. 1972, Indiana)
- 2001: Quebec Les Capitales, Northeast League (independent) - 1 game 20-Jul
- 2002: Newark Bears, Atlantic League (independent) - 1 game 18-Sep
- Daniel Haigwood (pitcher, b. 1983, Arkansas)
- 2008: Portland Sea Dogs, Eastern League (AA) - 2 games 4-Aug 3-Sep
- Kyle Haines (infielder, b. 1982, Illinois)
- 2004: Salem-Keizer Volcanoes, Northwest League (short-season) - 1 game 16-Aug
- Talley Haines (pitcher, b. 1976, Missouri)
- 1999: Charleston RiverDogs, South Atlantic League (Low-A) - 1 game 11-Aug
- 2000: Orlando Rays, Southern League (AA) - 1 game 1-Aug
- 2001: Orlando Rays, Southern League (AA) - 1 game 8-Aug
- Trey Hair (infielder, b. 1995, Nebraska)
- 2017: Princeton Rays, Appalachian League (rookie) - 1 game 29-Aug
- 2018: Bowling Green Hot Rods, Midwest League (Low-A) - 1 game 27-Aug
- Devin Hairston (infielder, b. 1996, Kentucky)
- 2018: Carolina Mudcats, Carolina League (High-A) - 1 game 2-Sep
- Jerry Hairston (utility, b. 1976, Iowa)
- 2000: Baltimore Orioles, Major League Baseball - 1 game 1-Oct
- 2001: Baltimore Orioles, Major League Baseball - 1 game 2-Sep
- 2011: Washington Nationals, Major League Baseball - 1 game 30-May
- 2012: Los Angeles Dodgers, Major League Baseball - 1 game 10-Aug
- John Hairston (outfielder, b. 1967)
- 1990: South Bend White Sox, Midwest League (Low-A) - 1 game 14-Aug
- 1996: Greensboro Bats, South Atlantic League (Low-A) - 1 game 25-Jul
- Scott Hairston (outfielder, b. 1980, Texas)
- Steve Hajjar (pitcher, b. 2000, Massachusetts)
- 2022: Fort Myers Mighty Mussels, Florida State League (Low-A) - 1 game 20-May g1
- Dave Hajek (infielder, b. 1967, California)
- 1993: Jackson Generals, Texas League (AA) - 1 game 14-Aug
- 1999: Colorado Springs Sky Sox, Pacific Coast League (AAA) - 1 game 21-Aug
- Travis Hake (infielder, b. 1976, Pennsylvania)
- 2005: Lancaster Barnstormers, Atlantic League (independent) - 3 games 12-Jun 10-Jul
- 2007: Lancaster Barnstormers, Atlantic League (independent) - 2 games 2-Jul 26-Aug 13-Sep
- Brian Hakes (catcher, b. 1994, Indiana)
- 2017: Normal CornBelters, Frontier League (independent) - 1 game 31-Aug
- Kyle Halbohn (pitcher, b. 1993, New York)
- 2018: Trois-Rivieres Aigles, Can-Am League (independent) - 2 games 18-Jul day 8-Sep
- 2019: High Point Rockers, Atlantic League (independent) - 1 game 3-May
- Adam Hale (pitcher, then outfielder, b. 1985, Texas)
- 2006: Greeneville Astros, Appalachian League (rookie) - 1 game 19-Aug
- 2010: Lake County Fielders, Northern League (independent) - 1 game 23-Aug
- Chip Hale (infielder, b. 1964, California)
- 1996: Minnesota Twins, American League (MLB) - 1 game 3-Aug day
- 1998: Memphis Redbirds, Pacific Coast League (AAA) - 1 game 26-Aug
- David Hale (pitcher, b. 1987, Georgia)
- 2014: Atlanta Braves, Major League Baseball - 1 game 20-Apr 22-Aug
- Jake Hale (pitcher, b. 1985, Ohio)
- 2009: Missoula Osprey, Pioneer League (rookie) - 1 game 18-Aug
- 2011: Brockton Rox, Can-Am League (independent) - 2 games 24-Aug 26-Aug g1
- 2012: New Jersey Jackals, Can-Am League (independent) - 5 games 18-Jun 25-Jun 7-Jul 28-Aug 31-Aug
- 2015: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 24-May
- 2016: Sugar Land Skeeters, Atlantic League (independent) - 1 game 6-Sep
- Cade Halemanu (pitcher, b. 2000, Hawaii)
- 2023: Bowling Green Hot Rods, South Atlantic League (High-A) - 1 game 21-Jun
- Josh Halemanu (first baseman, b. 1973)
- 1994: Auburn Astros, New York-Penn League (short-season) - 1 game 13-Aug
- Adam Haley (infielder, b. 1980, Kentucky)
- 2006: Erie SeaWolves, Eastern League (AA) - 1 game 3-Jul
- Jim Haley (infielder, b. 1995, Pennsylvania)
- 2016: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 3-Aug 11-Sep
- 2017: Bowling Green Hot Rods, Midwest League (Low-A) - 1 game 21-Aug
- 2018: Bowling Green Hot Rods, Midwest League (Low-A) - 1 game 27-Aug
- 2019: Charlotte Stone Crabs, Florida State League (High-A) - 4 games 10-Apr 17-May 18-May 19-May
- 2019: Montgomery Biscuits, Southern League (AA) - 1 game 27-Jul
- 2024: Lehigh Valley IronPigs, International League (AAA) - 1 game 22-Sep
- Adam Hall (utility, b. 1999, Bermuda)
- 2019: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 30-Apr
- 2022: Bowie Baysox, Eastern League (AA) - 1 game 24-Jun
- 2023: FCL Orioles, Florida Complex League (rookie) - 1 game 21-Aug
- Allante Hall (catcher, b. 1999, Missouri)
- 2021: Fort Myers Mighty Mussels, Low-A Southeast - 1 game 21-Aug
- Andy Hall (infielder, b. 1974, California)
- 1995: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 25-Jun
- Anthony Hall (outfielder, b. 2001, California)
- Bill Hall (infielder, b. 1979, Mississippi)
- 2005: Milwaukee Brewers, Major League Baseball - 1 game 3-Aug
- 2006: Milwaukee Brewers, Major League Baseball - 2 games 16-Apr 4-Aug
- 2012: Norfolk Tides, International League (AAA) - 1 game 2-Sep
- 2013: Long Island Ducks, Atlantic League (independent) - 2 games 28-Sep 29-Sep
- Billy Hall (infielder, b. 1969, Kansas)
- Brian Hall (infielder, b. 1982, New Mexico)
- 2004: Auburn Doubledays, New York-Penn League (short-season) - 1 game 4-Aug
- Brooks Hall (pitcher, b. 1990, South Carolina)
- 2015: Biloxi Shuckers, Southern League (AA) - 1 game 29-Jul
- Chris Hall (infielder, b. 1980, Indiana)
- 2006: Sioux Falls Canaries, American Association (independent) - 1 game 6-Aug
- 2007: Southern Illinois Miners, Frontier League (independent) - 1 game 7-Aug
- Courtney Hall (pitcher, b. 1979, Washington)
- 2005: New Haven County Cutters, Can-Am League (independent) - 1 game 3-Jul
- D.L. Hall (pitcher, b. 1998, Georgia)
- 2022: Bowie Baysox, Eastern League (AA) - 1 game 5-May
- Darick Hall (first baseman, b. 1995, Arizona)
- 2017: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Aug
- 2018: Reading Fightin Phils, Eastern League (AA) - 1 game 4-Jun
- 2018: Scottsdale Scorpions, Arizona Fall League - 2 games 6-Nov 13-Nov
- 2021: Lehigh Valley IronPigs, Triple-A East - 1 game 7-Sep
- 2022: Lehigh Valley IronPigs, International League (AAA) - 1 game 24-Sep
- 2023: Clearwater Threshers, Florida State League (Low-A) - 2 games 30-May 31-May
- 2024: Lehigh Valley IronPigs, International League (AAA) - 1 game 22-Sep
- Doug Hall (outfielder, b. 1974, Tennessee)
- 2001: New Jersey Jackals, Northeast League (independent) - 1 game 1-Sep
- Frazier Hall (utility, b. 1988, Louisiana)
- 2015: Fargo-Moorhead RedHawks, American Association (independent) - 1 game 15-Jul
- Hylan Hall (outfielder, b. 2001, Florida)
- 2024: Great Falls Voyagers, Pioneer League (independent) - 2 games 6-Jul 7-Jul
- J.T. Hall (outfielder, b. 1984, Michigan)
- 2005: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 7-Sep
- Joe Hall (utility, b. 1966, Kentucky)
- 1995: Toledo Mud Hens, International League (AAA) - 1 game 5-Aug
- Josh Hall (pitcher, b. 1980, Virginia)
- 2010: Lancaster Barnstormers, Atlantic League (independent) - 1 game 19-Aug
- Justin Hall (infielder, b. 1976, California)
- 2002: Newark Bears, Atlantic League (independent) - 1 game 21-Jul
- 2002: Atlantic City Surf, Atlantic League (independent) - 2 games 17-Sep 19-Sep
- 2003: St. Paul Saints, Northern League (independent) - 1 game 27-Jul
- Kevin Hall (catcher/first base, b. 1993, Tennessee)
- 2016: GCL Mets, Gulf Coast League (rookie) - 1 game 29-Aug g2
- Matt Hall (infielder, b. 1987, Arizona)
- 2009: Charlotte Stone Crabs, Florida State League (High-A) - 1 game 5-Sep
- Matt Hall (pitcher, b. 1993, Missouri)
- 2017: Lakeland Flying Tigers, Florida State League (High-A) - 1 game 28-May
- 2018: Detroit Tigers, Major League Baseball - 1 game 19-Sep
- 2019: Detroit Tigers, Major League Baseball - 1 game 19-Sep
- Mel Hall (outfielder, b. 1960, New York)
- Mickey Hall (outfielder, b. 1985, Ohio)
- 2003: GCL Red Sox, Gulf Coast League (rookie) - 1 game 25-Aug
- 2004: Augusta Greenjackets, South Atlantic League (Low-A) - 1 game 3-Aug
- 2006: Wilmington Blue Rocks, Carolina League (High-A) - 1 game 14-Apr
- 2008: Portland Sea Dogs, Eastern League (AA) - 1 game 3-Sep
- 2009: Akron Aeros, Eastern League (AA) - 1 game 29-Jul
- 2009: Columbus Clippers, International League (AAA) - 1 game 9-Aug
- Nate Hall (infielder, b. 1985, Tennessee)
- 2008: Ottawa Rapidz, Can-Am League (independent) - 1 game 3-Aug
- Noah Hall (outfielder, b. 1977, California)
- 2000: Harrisburg Senators, Eastern League (AA) - 1 game 7-Sep
- 2003: Harrisburg Senators, Eastern League (AA) - 1 game 5-Apr
- 2007: Trenton Thunder, Eastern League (AA) - 2 games 6-Sep 12-Sep
- 2009: Somerset Patriots, Atlantic League (independent) - 4 games 25-Sep 26-Sep 27-Sep 1-Oct
- 2010: Somerset Patriots, Atlantic League (independent) - 3 games 14-Aug 6-Sep 24-Sep
- 2011: Camden Riversharks, Atlantic League (independent) - 1 game 9-Sep
- Noah Hall (pitcher, b. 2001, North Carolina)
- 2024: St. Lucie Mets, Florida State League (Low-A) - 1 game 7-Sep
- 2024: Scottsdale Scorpions, Arizona Fall League - 1 game 11-Oct
- Shaeffer Hall (pitcher, b. 1987, Missouri)
- 2012: Trenton Thunder, Eastern League (AA) - 1 game 5-Apr
- Tanner Hall (pitcher, b. 2002, Louisiana)
- 2024: Fort Myers Mighty Mussels, Florida State League (Low-A) - 2 games 13-Apr 20-Jul
- Toby Hall (catcher, b. 1975, Washington)
- 2002: Tampa Bay Devil Rays, Major League Baseball - 1 game 25-Sep
- Trevor Hall (first baseman, b. 1979, Florida)
- 2002: Brockton Rox, Northeast League (independent) - 2 games 29-Jun 16-Jul
- 2005: Florence Freedom, Frontier League (independent) - 1 game 29-Jul
- Victor Hall (outfielder, b. 1980, California)
- 2001: South Bend Silver Hawks, Midwest League (Low-A) - 2 games 30-Jul 31-Jul
- Ryan Halla (pitcher, b. 1973, Texas)
- 1999: Lynchburg Hillcats, Carolina League (High-A) - 1 game 13-Aug
- 2001: Elmira Pioneers, Northeast League (independent) - 1 game 21-Sep
- 2002: New Jersey Jackals, Northeast League (independent) - 5 games 16-Jul 4-Sep 5-Sep 10-Sep 14-Sep
- Roy Halladay (pitcher, b. 1977, Colorado)
- 1999: Toronto Blue Jays, American League (MLB) - 1 game 29-Aug
- 2004: Toronto Blue Jays, Major League Baseball - 1 game 21-Sep
- 2011: Philadelphia Phillies, Major League Baseball - 1 game 30-May
- Pat Hallmark (catcher/outfielder, b. 1973, Texas)
- 1996: Lansing Lugnuts, Midwest League (Low-A) - 1 game 13-Aug
- 2000: Wichita Wranglers, Texas League (AA) - 1 game 23-Aug
- Matt Halloran (infielder, b. 1978, Florida)
- 1998: Clinton LumberKings, Midwest League (Low-A) - 1 game 20-Aug
- Jeremy Halpin (pitcher, b. 1974, New York)
- 1998: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 11-Jul
- 2001: Lehigh Valley Black Diamonds, Atlantic League (independent) - 1 game 13-May
- Brad Halsey (pitcher, b. 1981, Texas; d. 2014, Texas)
- 2002: Staten Island Yankees, New York-Penn League (short-season) - 1 game 7-Sep
- Shane Halter (infielder, b. 1969, Maryland)
- 1999: New York Mets, National League (MLB) - 1 game 26-Sep
- 2000: Detroit Tigers, Major League Baseball - 2 games 22-Jul day
- 2004: Salt Lake Stingers, Pacific Coast League (AAA) - 1 game 13-Aug
- Russ Haltiwanger (pitcher, b. 1984, Georgia)
- 2007: Wilmington Blue Rocks, Carolina League (High-A) - 2 games 29-Jul 25-Aug
- Sean Halton (first base/outfield, b. 1987, California)
- 2009: Helena Brewers, Pioneer League (rookie) - 1 game 17-Aug
- 2014: Nashville Sounds, Pacific Coast League (AAA) - 1 game 21-Aug g1
- 2017: Lancaster Barnstormers, Atlantic League (independent) - 1 game 13-Aug
- Calyn Halvorson (outfielder, b. 2000, Oklahoma)
- 2024: Grand Junction Jackalopes, Pioneer League (independent) - 1 game 16-Jul
- Kevin Ham (outfielder, b. 1974, Texas)
- 1994: Boise Hawks, Northwest League (short-season) - 1 game 8-Sep
- 1999: Adirondack Lumberjacks, Northeast League (independent) - 1 game 18-Jun
- Jeremy Hambrice (first base/outfield, b. 1986, Arkansas)
- 2006: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 26-Jul
- Marcus Hambrick (outfielder, b. 1979, Alabama)
- 1999: Danville Braves, Appalachian League (rookie) - 1 game 7-Aug g1
- 2001: Jamestown Jammers, New York-Penn League (short-season) - 1 game 5-Sep
- Mark Hamburger (pitcher, b. 1987, Minnesota)
- 2018: New Britain Bees, Atlantic League (independent) - 1 game 10-Jun
- Dom Hamel (pitcher, b. 1999, Arizona)
- 2024: Syracuse Mets, International League (AAA) - 1 game 20-Sep
- Bob Hamelin (first baseman, b. 1967, New Jersey)
- Cole Hamels (pitcher, b. 1983, California)
- 2003: Clearwater Phillies, Florida State League (High-A) - 1 game 22-Aug
- 2007: Philadelphia Phillies, Major League Baseball - 1 game 23-Sep
- Ryan Hamill (catcher, b. 1978, California)
- 2000: Johnson City Cardinals, Appalachian League (rookie) - 1 game 2-Aug
- Billy Hamilton (infielder, b. 1990, Mississippi)
- 2010: Billings Mustangs, Pioneer League (rookie) - 1 game 27-Aug
- 2012: Pensacola Blue Wahoos, Southern League (AA) - 1 game 12-Aug
- 2013: Louisville Bats, International League (AAA) - 1 game 30-Aug
- 2014: Cincinnati Reds, Major League Baseball - 1 game 22-Aug
- 2016: Cincinnati Reds, Major League Baseball - 1 game 7-Aug
- 2019: Kansas City Royals, Major League Baseball - 1 game 24-Apr
- 2019: Atlanta Braves, Major League Baseball - 1 game 29-Sep
- 2021: Chicago White Sox, Major League Baseball - 2 games 5-Jul 3-Oct
- 2022: Minnesota Twins, Major League Baseball - 1 game 1-Oct
- Caleb Hamilton (utility, b. 1995, Washington)
- 2019: Pensacola Blue Wahoos, Southern League (AA) - 1 game 15-Aug
- Clayton Hamilton (pitcher, b. 1982, Pennsylvania)
- 2004: Eugene Emeralds, Northwest League (short-season) - 1 game 14-Aug
- 2008: Frisco Roughriders, Texas League (AA) - 1 game 11-Aug
- Darryl Hamilton (outfielder, b. 1964, Louisiana; d. 2015, Texas)
- 1990: Milwaukee Brewers, American League (MLB) - 1 game 15-Aug
- 1992: Milwaukee Brewers, American League (MLB) - 1 game 14-Aug g1
- 1997: San Francisco Giants, National League (MLB) - 2 games 31-Aug 1-Sep
- 1999: New York Mets, National League (MLB) - 4 games 3-Sep 17-Sep 26-Sep 2-Oct
- 2000: New York Mets, Major League Baseball - 2 games 13-Sep 26-Sep
- 2001: New York Mets, Major League Baseball - 1 game 14-Apr
- David Hamilton (infielder, b. 1997, Texas)
- 2024: Boston Red Sox, Major League Baseball - 1 game 20-May
- Jeremy Hamilton (first base/outfield, b. 1986, Ohio)
- 2009: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Sep
- Joey Hamilton (pitcher, b. 1970, Georgia)
- 1994: San Diego Padres, National League (MLB) - 2 games 17-Jul 22-Jul g1
- 1995: San Diego Padres, National League (MLB) - 1 game 24-Aug
- 1997: San Diego Padres, National League (MLB) - 1 game 22-Aug
- Jon Hamilton (outfielder, b. 1977, California)
- 1999: Kinston Indians, Carolina League (High-A) - 2 games 9-Aug 15-Aug
- 2001: Akron Aeros, Eastern League (AA) - 1 game 5-Apr
- 2002: Akron Aeros, Eastern League (AA) - 1 game 11-Apr
- Josh Hamilton (outfielder, b. 1981, North Carolina)
- 1999: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 1-Sep 10-Sep
- 2008: Texas Rangers, Major League Baseball - 1 game 22-Jun
- 2013: Los Angeles Angels of Anaheim, Major League Baseball - 2 games 12-Aug 23-Aug
- Mark Hamilton (pitcher/outfield, b. 1978, Texas)
- 2004: High Desert Mavericks, California League (High-A) - 1 game 7-Aug
- 2006: Nashua Pride, Can-Am League (independent) - 1 game 9-Jul
- Mark Hamilton (first baseman, b. 1984, Maryland)
- 2006: State College Spikes, New York-Penn League (short-season) - 1 game 4-Jul
- 2007: Springfield Cardinals, Texas League (AA) - 1 game 15-Aug
- Nick Hamilton (outfielder, b. 1997, New York)
- 2017: Lowell Spinners, New York-Penn League (short-season) - 1 game 22-Jul
- Quincy Hamilton (outfielder, b. 1998, Alaska)
- 2021: Fayetteville Woodpeckers, Low-A East - 1 game 10-Sep
- 2022: Asheville Tourists, South Atlantic League (High-A) - 1 game 4-Jul
- 2024: Surprise Saguaros, Arizona Fall League - 1 game 12-Oct
- Ryan Hamilton (pitcher, b. 1978, California)
- 2001: Pittsfield Astros, New York-Penn League (short-season) - 1 game 21-Jul
- Xander Hamilton (pitcher, b. 2001, North Carolina)
- 2023: Fort Myers Mighty Mussels, Florida State League (Low-A) - 1 game 2-Sep
- 2024: Fort Myers Mighty Mussels, Florida State League (Low-A) - 4 games 10-Apr 13-Apr 19-Jul 21-Jul
- Mark Hamlin (outfielder, b. 1974, Georgia)
- 1996: Salem Avalanche, Carolina League (High-A) - 2 games 28-Aug 1-Sep g1
- 1997: Asheville Tourists, South Atlantic League (Low-A) - 1 game 14-Aug
- Jaden Hamm (pitcher, b. 2002, Tennessee)
- 2023: Lakeland Flying Tigers, Florida State League (Low-A) - 1 game 27-Aug
- Brandon Hammack (pitcher, b. 1973, Texas)
- 1995: Williamsport Cubs, New York-Penn League (short-season) - 2 games 25-Jun 16-Jul
- Corey Hamman (pitcher, b. 1980, New Jersey)
- 2003: Lakeland Tigers, Florida State League (High-A) - 1 game 25-Aug
- 2004: Lakeland Tigers, Florida State League (High-A) - 1 game 28-Aug
- 2010: Indianapolis Indians, International League (AAA) - 1 game 30-Jul
- Ryan Hamme (first base/outfield, b. 1987, North Carolina)
- 2009: Great Falls Voyagers, Pioneer League (rookie) - 1 game 16-Aug
- Jason Hammel (pitcher, b. 1982, South Carolina)
- 2005: Durham Bulls, International League (AAA) - 1 game 28-Aug
- JD Hammer (pitcher, b. 1994, Colorado)
- 2021: Philadelphia Phillies, Major League Baseball - 1 game 9-Sep
- 2023: Salt Lake Bees, Pacific Coast League (AAA) - 1 game 8-Aug
- Zach Hammes (pitcher, b. 1984, Iowa)
- 2012: Camden Riversharks, Atlantic League (independent) - 1 game 22-Aug
- Chris Hammond (pitcher, b. 1966, Georgia)
- 1996: Florida Marlins, National League (MLB) - 1 game 10-Sep
- Derry Hammond (outfielder, b. 1979, Mississippi)
- Joey Hammond (infielder, b. 1977, Maryland)
- 2001: Bowie Baysox, Eastern League (AA) - 1 game 22-Aug
- 2002: Rochester Red Wings, International League (AAA) - 1 game 26-Jul
- 2003: Bowie Baysox, Eastern League (AA) - 1 game 5-Apr
- 2003: Ottawa Lynx, International League (AAA) - 1 game 17-Aug
- 2005: Bowie Baysox, Eastern League (AA) - 2 games 14-Jun 31-Jul
- 2006: Reading Phillies, Eastern League (AA) - 2 games 14-Apr 3-Jul
- 2007: Reading Phillies, Eastern League (AA) - 2 games 24-Aug g1 24-Aug g2
- 2008: Reading Phillies, Eastern League (AA) - 1 game 1-Sep
- Ted Hammond (pitcher, b. 1993, Washington)
- 2017: Everett AquaSox, Northwest League (short-season) - 1 game 3-Aug
- Jeffrey Hammonds (outfielder, b. 1971, New Jersey)
- 1995: Baltimore Orioles, American League (MLB) - 1 game 1-Oct
- 1997: Baltimore Orioles, American League (MLB) - 1 game 4-Jul g1
- 1998: Cincinnati Reds, National League (MLB) - 1 game 19-Aug
- Matt Hammons (pitcher, b. 1977, California)
- 2003: Palm Beach Cardinals, Florida State League (High-A) - 1 game 28-Aug
- Kyle Hamner (catcher, b. 1993, Florida)
- 2016: Utica Unicorns, United Shore League (independent) - 1 game 6-Aug
- Garrett Hampson (utility, b. 1994, Nevada)
- 2018: Hartford Yard Goats, Eastern League (AA) - 1 game 9-May
- 2019: Colorado Rockies, Major League Baseball - 1 game 3-Apr
- 2021: Colorado Rockies, Major League Baseball - 1 game 9-Sep
- 2023: Miami Marlins, Major League Baseball - 4 games 26-Jul 29-Aug 28-Sep 29-Sep
- Justin Hampson (pitcher, b. 1980, Illinois)
- 2011: Buffalo Bisons, International League (AAA) - 1 game 3-Jul
- 2012: New York Mets, Major League Baseball - 1 game 25-Sep
- Matt Hampton (pitcher, b. 1977, Washington)
- 2001: Chillicothe Paints, Frontier League (independent) - 1 game 18-Aug
- 2004: Portland Beavers, Pacific Coast League (AAA) - 1 game 13-Aug
- Mike Hampton (pitcher, b. 1972, Florida)
- 1994: Houston Astros, National League (MLB) - 1 game 16-Apr
- 1998: Houston Astros, National League (MLB) - 1 game 6-Sep
- 2000: New York Mets, Major League Baseball - 1 game 13-Sep
- Reece Hampton (outfielder, b. 1996, North Carolina)
- Caleb Hamrick (pitcher, b. 1993, Texas)
- 2014: Lake County Captains, Midwest League (Low-A) - 1 game 28-Aug
- Randy Hamrick (pitcher, b. 1986, Florida)
- 2016: Ottawa Champions, Can-Am League (independent) - 1 game 16-Aug g2
- Tim Hamulack (pitcher, b. 1976, New York)
- 2005: New York Mets, Major League Baseball - 2 games 14-Sep 28-Sep
- 2010: Lancaster Barnstormers, Atlantic League (independent) - 1 game 19-Aug
- Jeff Hancock (infielder, b. 1967)
- 1989: Watertown Indians, New York-Penn League (short-season) - 1 game 2-Sep
- Josh Hancock (pitcher, b. 1978, Mississippi)
- 2003: Philadelphia Phillies, Major League Baseball - 1 game 28-Sep
- Justin Hancock (utility, b. 1980, Florida)
- 2002: Provo Angels, Pioneer League (rookie) - 1 game 17-Aug g2
- Justin Hancock (pitcher, b. 1990, Ohio)
- 2014: Surprise Saguaros, Arizona Fall League - 1 game 9-Oct
- Rodney Hancock (pitcher, b. 1978, South Carolina)
- 1999: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 30-Jul
- Brad Hand (pitcher, b. 1990, Minnesota)
- 2011: Florida Marlins, Major League Baseball - 1 game 8-Aug
- 2013: Miami Marlins, Major League Baseball - 1 game 13-Sep
- 2016: San Diego Padres, Major League Baseball - 2 games 13-Aug 1-Sep
- 2018: Cleveland Indians, Major League Baseball - 1 game 20-Sep
- 2019: Cleveland Indians, Major League Baseball - 1 game 1-Jun
- 2021: Washington Nationals, Major League Baseball - 1 game 28-Apr
- 2021: New York Mets, Major League Baseball - 2 games 6-Sep 30-Sep
- Donovan Hand (pitcher, b. 1986, Alabama)
- 2016: Somerset Patriots, Atlantic League (independent) - 1 game 31-Jul g2
- Jon Hand (pitcher, b. 1975, Germany)
- 2001: New Jersey Jackals, Northeast League (independent) - 2 games 1-Sep 21-Sep
- Maverick Handley (catcher, b. 1998, Colorado)
- 2022: Bowie Baysox, Eastern League (AA) - 1 game 24-Jun
- 2024: Norfolk Tides, International League (AAA) - 1 game 21-Apr
- Marcus Hanel (catcher, b. 1971, Wisconsin)
- 1990: Welland Pirates, New York-Penn League (short-season) - 1 game 17-Aug
- 1997: Carolina Mudcats, Southern League (AA) - 1 game 11-Aug
- Brett Hanewich (pitcher, b. 1994, Florida)
- 2018: Mesa Solar Sox, Arizona Fall League - 1 game 10-Nov
- 2019: Mobile BayBears, Southern League (AA) - 1 game 28-Jul
- Bobby Haney (infielder, b. 1988, New York)
- 2011: Augusta GreenJackets, South Atlantic League (Low-A) - 1 game 6-Aug
- Todd Haney (infielder, b. 1965, Texas)
- 1992: Indianapolis Indians, American Association (AAA) - 1 game 9-Aug
- 1996: Iowa Cubs, American Association (AAA) - 1 game 12-Aug
- Eric Hanhold (pitcher, b. 1993, Florida)
- 2015: Wisconsin Timber Rattlers, Midwest League (Low-A) - 1 game 31-Aug
- 2018: Binghamton Rumble Ponies, Eastern League (AA) - 1 game 28-May
- 2018: Las Vegas 51s, Pacific Coast League (AAA) - 2 games 13-Aug 21-Aug
- 2021: Baltimore Orioles, Major League Baseball - 1 game 29-Sep
- Brenan Hanifee (pitcher, b. 1998, Virginia)
- 2023: Detroit Tigers, Major League Baseball - 1 game 30-Sep
- Ryan Hanigan (catcher, b. 1980, District of Columbia)
- 2014: Tampa Bay Rays, Major League Baseball - 1 game 10-Sep
- Mitch Haniger (outfielder, b. 1990, California)
- 2017: Seattle Mariners, Major League Baseball - 1 game 22-Aug
- 2018: Seattle Mariners, Major League Baseball - 1 game 21-Jun
- 2021: Seattle Mariners, Major League Baseball - 5 games 11-Jul 18-Jul 2-Aug 3-Aug 4-Aug
- Cyle Hankerd (first base/outfield, b. 1985, California)
- 2008: Mobile BayBears, Southern League (AA) - 1 game 14-Aug
- 2015: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 24-May
- Derek Hankins (pitcher, b. 1983, Illinois)
- 2008: Altoona Curve, Eastern League (AA) - 1 game 1-Sep
- 2010: Indianapolis Indians, International League (AAA) - 1 game 30-Jul
- Jordan Hankins (infielder, b. 1992, Missouri)
- 2013: Boise Hawks, Northwest League (short-season) - 1 game 24-Aug
- Todd Hankins (utility, b. 1990, Florida)
- 2012: Carolina Mudcats, Carolina League (High-A) - 1 game 3-Sep
- 2015: Akron RubberDucks, Eastern League (AA) - 1 game 3-Jul
- Jameson Hannah (outfielder, b. 1997, Texas)
- 2019: Daytona Tortugas, Florida State League (High-A) - 2 games 21-Aug 23-Aug
- Neal Hannah (pitcher, b. 1975, Georgia)
- 1998: Thunder Bay Whiskey Jacks, Northern League (independent) - 1 game 18-Aug
- Buzz Hannahan (infielder, b. 1976, Minnesota)
- Jack Hannahan (infielder, b. 1980, Minnesota)
- 2004: Erie SeaWolves, Eastern League (AA) - 2 games 31-Aug 4-Sep
- 2011: Cleveland Indians, Major League Baseball - 1 game 4-Sep
- 2013: Cincinnati Reds, Major League Baseball - 1 game 17-Aug
- Jacob Hannemann (outfielder, b. 1991, Hawaii)
- 2017: Iowa Cubs, Pacific Coast League (AAA) - 1 game 21-Aug
- 2018: Iowa Cubs, Pacific Coast League (AAA) - 1 game 6-Aug
- Bradley Hanner (pitcher, b. 1999, Virginia)
- 2021: Fort Myers Mighty Mussels, Low-A Southeast - 1 game 18-Aug
- Tyler Hanover (infielder, b. 1989, North Carolina)
- 2012: Connecticut Tigers, New York-Penn League (short-season) - 2 games 2-Aug 25-Aug
- Joel Hanrahan (pitcher, b. 1981, Iowa)
- 2007: Washington Nationals, Major League Baseball - 2 games 23-Sep 26-Sep
- 2008: Washington Nationals, Major League Baseball - 2 games 22-Jun 10-Sep
- 2012: Pittsburgh Pirates, Major League Baseball - 1 game 25-Sep
- Dalton Hansel (outfielder, b. 1996, Ohio)
- 2020: California Dogecoin, Liberation League (independent) - 1 game 23-Sep
- Greg Hansell (pitcher, b. 1971, California)
- 2003: Trenton Thunder, Eastern League (AA) - 1 game 4-Aug
- Alec Hansen (pitcher, b. 1994, Colorado)
- 2019: Birmingham Barons, Southern League (AA) - 1 game 27-Jul
- Brent Hansen (pitcher, b. 1970, California)
- 1992: Elmira Pioneers, New York-Penn League (short-season) - 1 game 9-Aug g2
- Bryan Hansen (first baseman, b. 1983, New York)
- 2003: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 6-May
- 2003: Batavia Muckdogs, New York-Penn League (short-season) - 1 game 16-Aug
- 2004: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 3-Aug
- 2006: Reading Phillies, Eastern League (AA) - 1 game 14-Apr
- Dave Hansen (infielder, b. 1968, California)
- 1993: Los Angeles Dodgers, National League (MLB) - 1 game 17-Aug
- 2003: San Diego Padres, Major League Baseball - 2 games 2-Aug g1 2-Aug g2
- 2004: San Diego Padres, Major League Baseball - 1 game 8-Aug
- Jed Hansen (infielder, b. 1972, Washington)
- 1995: Springfield Sultans, Midwest League (Low-A) - 1 game 18-Aug
- 1998: Omaha Royals, Pacific Coast League (AAA) - 2 games 21-Aug g1 21-Aug g2
- Josh Hansen (first baseman, b. 1981, California)
- 2005: Kannapolis Intimidators, South Atlantic League (Low-A) - 1 game 27-Aug
- 2006: Winston-Salem Warthogs, Carolina League (High-A) - 1 game 29-Jul
- Kevin Hansen (infielder, b. 1985, California)
- 2009: Fort Wayne TinCaps, Midwest League (Low-A) - 2 games 28-Jul 29-Jul
- Kyle Hansen (outfielder, b. 1985, California)
- 2017: New Jersey Jackals, Can-Am League (independent) - 1 game 10-Sep
- Kyle Hansen (pitcher, b. 1991, New York)
- 2017: Trois-Rivieres Aigles, Can-Am League (independent) - 1 game 10-Aug
- 2018: Rockland Boulders, Can-Am League (independent) - 2 games 10-Jul g1 11-Jul
- Pete Hansen (pitcher, b. 2000, Texas)
- 2023: Palm Beach Cardinals, Florida State League (Low-A) - 1 game 5-Jul
- Terrel Hansen (first base/outfield, b. 1966, Washington)
- 1991: Tidewater Tides, International League (AAA) - 1 game 17-Aug
- Kenny Hansley (utility, b. 1980)
- 2005: Coastal Bend Aviators, Central League (independent) - 1 game 18-Aug
- Erik Hanson (pitcher, b. 1965, New Jersey)
- 1996: Toronto Blue Jays, American League (MLB) - 1 game 8-Sep
- Jeff Hanson (outfielder, b. 1986)
- 2010: Brockton Rox, Can-Am League (independent) - 1 game 28-Jul
- Nate Hanson (infielder, b. 1987, California)
- 2015: St. Paul Saints, American Association (independent) - 1 game 1-Sep
- Travis Hanson (infielder, b. 1981, Washington)
- 2002: New Jersey Cardinals, New York-Penn League (short-season) - 2 games 30-Aug g1 30-Aug g2
- 2003: Peoria Chiefs, Midwest League (Low-A) - 1 game 31-Jul
- 2005: Springfield Cardinals, Texas League (AA) - 1 game 14-Aug
- 2006: Springfield Cardinals, Texas League (AA) - 1 game 3-Sep
- Troy Hanzawa (infielder, b. 1985, Hawaii)
- 2009: Lakewood BlueClaws, South Atlantic League (Low-A) - 3 games 10-Apr 6-Aug 15-Sep
- 2011: Reading Phillies, Eastern League (AA) - 1 game 10-Sep
- 2012: Reading Phillies, Eastern League (AA) - 1 game 7-Apr
- 2013: Reading Fightin Phils, Eastern League (AA) - 2 games 4-Aug 13-Aug
- Ian Happ (utility, b. 1994, Pennsylvania)
- 2015: South Bend Cubs, Midwest League (Low-A) - 1 game 26-Aug
- 2016: Mesa Solar Sox, Arizona Fall League - 1 game 11-Oct
- 2018: Chicago Cubs, Major League Baseball - 2 games 30-Mar 4-Aug
- 2022: Chicago Cubs, Major League Baseball - 1 game 30-Sep
- 2024: Chicago Cubs, Major League Baseball - 1 game 28-Sep
- JA Happ (pitcher, b. 1982, Illinois)
- 2009: Philadelphia Phillies, Major League Baseball - 1 game 29-Sep
- Gerard Haran (catcher/first base, b. 1985, New Jersey)
- 2008: Newark Bears, Atlantic League (independent) - 1 game 19-Jun
- 2009: Lancaster Barnstormers, Atlantic League (independent) - 1 game 12-Aug
- 2010: St. Paul Saints, American Association (independent) - 1 game 21-Aug
- Aaron Harang (pitcher, b. 1978, California)
- 2013: New York Mets, Major League Baseball - 1 game 18-Sep
- Parks Harber (first baseman, b. 2001, Georgia)
- Ryan Harbin (pitcher, b. 2001, Florida)
- 2019: GCL Pirates, Gulf Coast League (rookie) - 1 game 3-Aug
- 2022: FCL Pirates, Florida Complex League (rookie) - 1 game 22-Aug
- 2022: Bradenton Marauders, Florida State League (Low-A) - 1 game 9-Sep
- 2023: Bradenton Marauders, Florida State League (Low-A) - 4 games 18-May 21-May 8-Jun 3-Jul
- Taylor Harbin (infielder, b. 1986, South Carolina)
- 2009: Visalia Rawhide, California League (High-A) - 1 game 27-Aug
- David Harden (pitcher, b. 1987, Georgia)
- 2013: Somerset Patriots, Atlantic League (independent) - 1 game 29-Sep
- 2014: Somerset Patriots, Atlantic League (independent) - 1 game 28-Sep
- Tony Harden (pitcher, b. 1976, Indiana)
- 2004: New Haven County Cutters, Northeast League (independent) - 1 game 6-Aug
- Mike Hardge (infielder, b. 1972, Texas)
- 1992: Rockford Expos, Midwest League (Low-A) - 1 game 13-Aug
- 1993: Harrisburg Senators, Eastern League (AA) - 2 games 29-Aug 5-Sep
- 1994: Harrisburg Senators, Eastern League (AA) - 1 game 20-Aug
- 1995: Trenton Thunder, Eastern League (AA) - 2 games 3-Jul 19-Aug
- 1998: Arkansas Travelers, Texas League (AA) - 1 game 25-Aug
- Tyler Hardman (infielder, b. 1999, California)
- Jason Hardtke (infielder, b. 1971, Wisconsin)
- Bubba Hardwick (pitcher, b. 1972, Florida)
- 1994: Stockton Ports, California League (High-A) - 1 game 2-Sep
- 2003: Nashua Pride, Atlantic League (independent) - 2 games 22-Jun g2 25-Jul
- Blaine Hardy (pitcher, b. 1987, Washington)
- 2018: Detroit Tigers, Major League Baseball - 1 game 19-Sep
- Brendan Hardy (pitcher, b. 1999, Mississippi)
- 2023: St. Lucie Mets, Florida State League (Low-A) - 1 game 11-May
- 2023: Binghamton Rumble Ponies, Eastern League (AA) - 1 game 26-Sep
- 2023: Glendale Desert Dogs, Arizona Fall League - 1 game 14-Oct
- Bryan Hardy (first baseman, b. 1977, New York)
- Chad Hardy (outfielder, b. 1997, California)
- 2016: GCL Red Sox, Gulf Coast League (rookie) - 1 game 27-Aug
- Clint Hardy (outfielder, b. 1995, Georgia)
- 2021: Schaumburg Boomers, Frontier League (independent) - 1 game 2-Jul
- 2022: Schaumburg Boomers, Frontier League (independent) - 1 game 5-Jul
- J.J. Hardy (infielder, b. 1982, Arizona)
- 2005: Milwaukee Brewers, Major League Baseball - 1 game 3-Aug
- 2006: Milwaukee Brewers, Major League Baseball - 1 game 16-Apr
- 2009: Nashville Sounds, Pacific Coast League (AAA) - 1 game 24-Aug
- 2010: Minnesota Twins, Major League Baseball - 1 game 2-Sep
- 2011: Baltimore Orioles, Major League Baseball - 1 game 28-Aug day
- 2012: Baltimore Orioles, Major League Baseball - 1 game 31-Jul
- 2014: Baltimore Orioles, Major League Baseball - 2 games 18-Apr 22-Sep
- 2015: Baltimore Orioles, Major League Baseball - 2 games 25-May 8-Sep
- 2016: Baltimore Orioles, Major League Baseball - 2 games 20-Aug 1-Oct
- 2017: Baltimore Orioles, Major League Baseball - 1 game 24-Sep
- John Hardy (infielder, b. 1982, Arizona)
- 2005: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 7-Apr
- Matt Hardy (pitcher, b. 1995, Florida)
- 2022: Caguas Criollos, Liga Clemente (winter) - 1 game 3-Dec
- Rowdy Hardy (pitcher, b. 1982, Texas)
- 2007: Wilmington Blue Rocks, Carolina League (High-A) - 1 game 29-Jul
- Shawn Hare (outfielder, b. 1967, Missouri)
- 1994: Norfolk Tides, International League (AAA) - 2 games 6-Aug g1 6-Aug g2
- 1995: Oklahoma City 89ers, American Association (AAA) - 1 game 17-Aug
- Dan Haren (pitcher, b. 1980, California)
- 2005: Oakland Athletics, Major League Baseball - 1 game 7-Aug
- Casey Harford (infielder, b. 1998, Tennessee)
- 2024: Billings Mustangs, Pioneer League (independent) - 2 games 5-Jul g1 5-Jul g2
- Brad Hargreaves (catcher, b. 1977, Ohio)
- Harvey Hargrove (outfielder, b. 1975, North Carolina)
- Hunter Hargrove (first baseman, b. 1994, Texas)
- 2018: Beloit Snappers, Midwest League (Low-A) - 1 game 6-Aug
- Greg Harisis (outfielder, b. 1992)
- 2014: Traverse City Beach Bums, Frontier League (independent) - 1 game 27-Aug
- Brett Harker (pitcher, b. 1984, South Carolina)
- 2006: Lakewood BlueClaws, South Atlantic League (Low-A) - 2 games 26-Apr 6-Sep
- Kip Harkrider (infielder, b. 1975, Texas)
- 2005: Edinburg Roadrunners, Central League (independent) - 1 game 17-Aug
- Thomas Harlan (pitcher, b. 1990, California)
- 2013: West Virginia Power, South Atlantic League (Low-A) - 1 game 8-Aug
- Quentin Harley (utility, b. 1971, California)
- 1994: Rancho Cucamonga Quakes, California League (High-A) - 2 games 29-Aug 3-Sep
- Brad Harman (infielder, b. 1985, Australia)
- 2005: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 7-Apr
- 2008: Reading Phillies, Eastern League (AA) - 2 games 4-Aug 1-Sep
- 2009: Reading Phillies, Eastern League (AA) - 1 game 11-Apr
- Casey Harman (pitcher, b. 1989, Florida)
- 2013: Quebec Les Capitales, Can-Am League (independent) - 1 game 7-Sep
- Sean Harney (pitcher, b. 1998, Massachusetts)
- 2022: FCL Rays, Florida Complex League (rookie) - 1 game 13-Aug
- 2024: Bowling Green Hot Rods, South Atlantic League (High-A) - 1 game 6-Aug
- Pete Harnisch (pitcher, b. 1966, New York)
- 1992: Houston Astros, National League (MLB) - 1 game 22-Aug
- 1993: Houston Astros, National League (MLB) - 1 game 12-Sep
- 1996: New York Mets, National League (MLB) - 2 games 10-Sep 21-Sep
- 1997: New York Mets, National League (MLB) - 1 game 22-Aug
- 1998: Cincinnati Reds, National League (MLB) - 1 game 19-Aug
- Brett Harper (first baseman, b. 1981, Utah)
- 2002: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 30-Aug g2
- 2004: Binghamton Mets, Eastern League (AA) - 3 games 3-Aug g1 3-Aug g2 6-Sep
- 2007: Binghamton Mets, Eastern League (AA) - 1 game 3-May g1
- Brian Harper (catcher/outfielder, b. 1959, California)
- 1985: St. Louis Cardinals, National League (MLB) - 1 game 9-Apr
- 1992: Minnesota Twins, American League (MLB) - 1 game 12-Aug
- 1993: Minnesota Twins, American League (MLB) - 1 game 22-Sep
- Bryce Harper (outfielder, b. 1992, Nevada)
- 2011: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 2-Jul
- 2012: Washington Nationals, Major League Baseball - 3 games 4-Jul 19-Aug 11-Sep
- 2014: Washington Nationals, Major League Baseball - 1 game 31-Mar
- 2015: Washington Nationals, Major League Baseball - 2 games 23-Aug 4-Oct
- 2016: Washington Nationals, Major League Baseball - 1 game 29-May
- 2017: Washington Nationals, Major League Baseball - 1 game 4-Jul
- 2018: Washington Nationals, Major League Baseball - 1 game 4-Jul
- 2019: Philadelphia Phillies, Major League Baseball - 2 games 26-Sep 27-Sep
- 2021: Philadelphia Phillies, Major League Baseball - 3 games 15-May 9-Sep 28-Sep
- 2022: Philadelphia Phillies, Major League Baseball - 2 games 16-Apr 25-Sep
- 2023: Philadelphia Phillies, Major League Baseball - 1 game 27-Sep
- 2024: Philadelphia Phillies, Major League Baseball - 2 games 19-Sep 23-Sep
- Daniel Harper (pitcher, b. 1999, Kansas)
- Landon Harper (pitcher, b. 2001, Mississippi)
- 2022: FCL Braves, Florida Complex League (rookie) - 1 game 13-Aug
- Reed Harper (infielder, b. 1990, Tennessee)
- 2015: Carolina Mudcats, Carolina League (High-A) - 1 game 23-May
- Ryne Harper (pitcher, b. 1989, Tennessee)
- 2014: Peoria Javelinas, Arizona Fall League - 1 game 9-Oct
- Lucas Harrell (pitcher, b. 1985, Missouri)
- 2012: Houston Astros, Major League Baseball - 1 game 29-Jul
- Bud Harrelson (infielder, b. 1944, California; d. 2024, New York)
- 1967: New York Mets, National League (MLB) - 1 game 9-Jul
- 1968: New York Mets, National League (MLB) - 2 games 16-Jun 15-Sep
- 1970: New York Mets, National League (MLB) - 1 game 13-Sep
- 1971: New York Mets, National League (MLB) - 1 game 12-Sep
- 1972: New York Mets, National League (MLB) - 2 games 25-Jun g1 25-Jun g2
- 1976: New York Mets, National League (MLB) - 1 game 14-Aug
- Denny Harriger (pitcher, b. 1969, Pennsylvania)
- 1993: Binghamton Mets, Eastern League (AA) - 1 game 29-Aug
- Mark Harriger (pitcher, b. 1975, California)
- 1999: Erie SeaWolves, Eastern League (AA) - 1 game 10-Apr g1
- Cory Harrilchak (outfielder, b. 1987, North Carolina)
- 2014: Somerset Patriots, Atlantic League (independent) - 2 games 2-Aug day 7-Aug
- Preston Harriman (infielder, b. 1979, Arkansas)
- 2000: Johnson City Cardinals, Appalachian League (rookie) - 1 game 2-Aug
- Drew Harrington (pitcher, b. 1995, Kentucky)
- 2017: Florida Fire Frogs, Florida State League (High-A) - 1 game 28-May
- Jesse Harrington (infielder, b. 1979, Oregon)
- 2002: Tri-City ValleyCats, New York-Penn League (short-season) - 1 game 7-Jul
- Thomas Harrington (pitcher, b. 2001, North Carolina)
- 2023: Bradenton Marauders, Florida State League (Low-A) - 1 game 19-May
- Alonzo Harris (utility, b. 1989, Mississippi)
- Brendan Harris (infielder, b. 1980, New York)
- 2004: Edmonton Trappers, Pacific Coast League (AAA) - 1 game 15-Aug
- 2004: Montreal Expos, Major League Baseball - 1 game 2-Oct
- Brian Harris (infielder, b. 1975, Indiana)
- 1997: Batavia Clippers, New York-Penn League (short-season) - 1 game 19-Jul
- 1998: Reading Phillies, Eastern League (AA) - 1 game 30-Aug
- 1999: Reading Phillies, Eastern League (AA) - 1 game 6-Sep
- 2000: Reading Phillies, Eastern League (AA) - 2 games 24-Apr 7-Sep
- 2001: Reading Phillies, Eastern League (AA) - 3 games 5-Apr 22-Aug 8-Sep
- 2003: Wichita Wranglers, Texas League (AA) - 1 game 8-Aug
- 2004: Edmonton Trappers, Pacific Coast League (AAA) - 1 game 15-Aug
- Bryan Harris (pitcher, b. 1971, Georgia)
- 1994: Lake Elsinore Storm, California League (High-A) - 1 game 30-Aug
- Cade Harris (outfielder, b. 1997, Texas)
- 2019: Asheville Tourists, South Atlantic League (Low-A) - 1 game 28-May
- Cedrick Harris (outfielder, b. 1977, Texas)
- 2003: New Jersey Jackals, Northeast League (independent) - 1 game 13-Jun
- 2005: Edinburg Roadrunners, Central League (independent) - 1 game 17-Aug
- Chase Harris (outfielder, b. 1991, Idaho)
- 2014: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 4-Jul g1
- 2015: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 10-Aug
- Clay Harris (infielder, b. 1982, Texas)
- Cory Harris (outfielder, b. 1979, Iowa)
- 2000: Pittsfield Mets, New York-Penn League (short-season) - 1 game 26-Aug
- 2005: Lincoln Saltdogs, Northern League (independent) - 1 game 11-Aug
- 2006: St. Joe Blacksnakes, American Association (independent) - 1 game 6-Aug
- David Harris (outfielder, b. 1991, Florida)
- Devin Harris (outfielder, b. 1988, North Carolina)
- 2011: Augusta GreenJackets, South Atlantic League (Low-A) - 1 game 6-Aug
- 2016: Rockland Boulders, Can-Am League (independent) - 4 games 9-Aug 19-Aug 12-Sep 17-Sep
- Dustin Harris (infielder, b. 1999, Florida)
- 2021: Down East Wood Ducks, Low-A East - 1 game 17-Jun
- Dylan Harris (outfielder, b. 1997, Tennessee)
- 2022: Bowie Baysox, Eastern League (AA) - 1 game 5-May
- Estee Harris (outfielder, b. 1985, New York)
- 2004: Staten Island Yankees, New York-Penn League (short-season) - 2 games 16-Jul g1 2-Aug
- 2007: Long Island Ducks, Atlantic League (independent) - 1 game 18-Sep
- 2007: Road Warriors, Atlantic League (independent) - 1 game 3-Jul
- 2010: Camden Riversharks, Atlantic League (independent) - 1 game 15-Aug
- Gary Harris (utility, b. 1979, Georgia)
- 2003: Wisconsin Timber Rattlers, Midwest League (Low-A) - 1 game 30-Jul
- 2004: Inland Empire 66ers, California League (High-A) - 1 game 8-Aug
- 2005: San Antonio Missions, Texas League (AA) - 1 game 4-Sep
- 2008: Reno Silver Sox, Golden League (independent) - 1 game 31-Jul
- 2008: Lancaster Barnstormers, Atlantic League (independent) - 1 game 20-Sep
- Gene Harris (pitcher, b. 1964, Florida)
- 1993: San Diego Padres, National League (MLB) - 1 game 2-Jul g1
- Greg Harris (pitcher, b. 1955, California)
- 1991: Boston Red Sox, American League (MLB) - 1 game 12-Sep
- 1992: Boston Red Sox, American League (MLB) - 1 game 14-Aug g2
- Hobie Harris (pitcher, b. 1993, Texas)
- 2016: Charleston RiverDogs, South Atlantic League (Low-A) - 1 game 3-Sep
- 2018: Glendale Desert Dogs, Arizona Fall League - 1 game 5-Nov
- 2019: Tampa Tarpons, Florida State League (High-A) - 3 games 30-Jul 18-Aug g2 23-Aug g1
- Hogan Harris (pitcher, b. 1996, Louisiana)
- 2023: Las Vegas Aviators, Pacific Coast League (AAA) - 1 game 9-Aug
- 2024: Oakland Athletics, Major League Baseball - 1 game 30-May
- Jalen Harris (infielder, b. 1992, Ontario)
- 2013: Helena Brewers, Pioneer League (rookie) - 1 game 27-Aug
- 2016: Trois-Rivieres Aigles, Can-Am League (independent) - 2 games 27-May 30-May
- James Harris (outfielder, b. 1993, California)
- 2012: Princeton Rays, Appalachian League (rookie) - 2 games 17-Aug g1 17-Aug g2
- 2013: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 2-Aug 14-Aug
- 2019: Winnipeg Goldeyes, American Association (independent) - 2 games 9-Jun g1 9-Jun g2
- Joe Harris (pitcher, b. 1986, Pennsylvania)
- 2015: Fargo-Moorhead RedHawks, American Association (independent) - 1 game 15-Jul
- Jon Harris (pitcher, b. 1993, Missouri)
- 2019: GCL Blue Jays, Gulf Coast League (rookie) - 1 game 28-Aug
- Justin Harris (infielder, b. 1981, Florida)
- 2003: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 19-Aug
- Lenny Harris (utility, b. 1964, Florida)
- 1995: Cincinnati Reds, National League (MLB) - 1 game 23-Sep
- 1998: New York Mets, National League (MLB) - 3 games 9-Jul 18-Sep 23-Sep
- 2000: New York Mets, Major League Baseball - 2 games 13-Sep 24-Sep
- 2001: New York Mets, Major League Baseball - 3 games 14-Apr 3-Sep 5-Oct
- 2003: Florida Marlins, Major League Baseball - 1 game 6-Sep
- Michael Harris (outfielder, b. 2001, Georgia)
- Mitch Harris (pitcher, b. 1985, Florida)
- 2013: State College Spikes, New York-Penn League (short-season) - 2 games 6-Aug 16-Aug
- Nat Harris (pitcher, b. 1982)
- 2008: Grand Prairie AirHogs, American Association (independent) - 1 game 12-Aug
- Pep Harris (pitcher, b. 1972, South Carolina)
- 1994: Canton-Akron Indians, Eastern League (AA) - 1 game 21-Aug g1
- 1995: Canton-Akron Indians, Eastern League (AA) - 1 game 3-Jul
- 1997: Anaheim Angels, American League (MLB) - 1 game 27-Aug
- R.J. Harris (outfielder, b. 1987, Texas)
- 2009: Brooklyn Cyclones, New York-Penn League (short-season) - 2 games 2-Sep 8-Sep
- Reggie Harris (pitcher, b. 1968, Virginia)
- 1996: Trenton Thunder, Eastern League (AA) - 1 game 20-Jul
- 2003: Newark Bears, Atlantic League (independent) - 2 games 3-Aug 12-Sep g1
- 2004: Newark Bears, Atlantic League (independent) - 2 games 29-Jul g2 30-Jul
- Ryan Harris (pitcher, b. 1974, Washington)
- 2007: Lancaster Barnstormers, Atlantic League (independent) - 1 game 26-Aug
- Scott Harris (pitcher, b. 1993, Iowa)
- 2016: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 18-Aug
- Shea Harris (catcher, b. 1984, New Jersey)
- 2008: Bridgeport Bluefish, Atlantic League (independent) - 1 game 20-Jul
- Trey Harris (outfielder, b. 1996, Alabama)
- 2019: Rome Braves, South Atlantic League (Low-A) - 1 game 1-May
- 2019: Mississippi Braves, Southern League (AA) - 3 games 26-Jul 28-Jul 10-Aug
- 2019: Scottsdale Scorpions, Arizona Fall League - 3 games 14-Oct 15-Oct 18-Oct
- 2022: Harrisburg Senators, Eastern League (AA) - 1 game 1-Sep
- Vaughan Harris (pitcher, b. 1981, Australia)
- 2016: Great Britain, World Baseball Classic - 1 game 23-Sep
- Will Harris (pitcher, b. 1984, Texas)
- 2006: Tri-City Dust Devils, Northwest League (short-season) - 1 game 23-Aug
- 2013: Arizona Diamondbacks, Major League Baseball - 1 game 4-Jul
- 2017: Houston Astros, Major League Baseball - 1 game 18-Oct
- 2018: Houston Astros, Major League Baseball - 1 game 29-Sep g1
- 2019: Houston Astros, Major League Baseball - 1 game 19-Jul
- Willie Harris (utility, b. 1978, Georgia)
- 1999: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 10-Aug
- 2001: Bowie Baysox, Eastern League (AA) - 1 game 22-Aug
- 2001: Baltimore Orioles, Major League Baseball - 1 game 2-Sep
- 2007: Atlanta Braves, Major League Baseball - 1 game 11-Sep
- 2008: Washington Nationals, Major League Baseball - 5 games 22-Jun 27-Jul 10-Sep 20-Sep 21-Sep
- 2009: Washington Nationals, Major League Baseball - 2 games 18-Sep 20-Sep
- 2010: Washington Nationals, Major League Baseball - 2 games 2-Oct 3-Oct
- 2011: New York Mets, Major League Baseball - 5 games 24-Apr 8-Sep g1 8-Sep g2 11-Sep 26-Sep
- Xavier Harris (outfielder, b. 1996, Ohio)
- 2020: Indiana Barn Owls, Liberation League (independent) - 1 game 23-Sep
- Adonis Harrison (infielder, b. 1976, California)
- 2001: Long Island Ducks, Atlantic League (independent) - 1 game 1-Jul
- 2002: Long Island Ducks, Atlantic League (independent) - 1 game 6-Sep
- Ben Harrison (outfielder, b. 1981, Florida0
- 2010: Southern Maryland Blue Crabs, Atlantic League (independent) - 2 games 7-Sep g1 7-Sep g2
- Brian Harrison (infielder, b. 1988, Pennsylvania)
- 2010: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 5-Aug
- 2011: Brooklyn Cyclones, New York-Penn League (short-season) - 2 games 21-Jul 9-Sep
- Devereaux Harrison (pitcher, b. 2000, California)
- 2022: Dunedin Blue Jays, Florida State League (Low-A) - 1 game 20-Aug
- Jamal Harrison (first baseman, b. 1977, California)
- 1998: Fort Wayne Wizards, Midwest League (Low-A) - 1 game 15-Aug
- Jordan Harrison (pitcher, b. 1991, Texas)
- 2012: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 13-Sep
- 2018: Durham Bulls, International League (AAA) - 3 games 11-Sep 15-Sep 18-Sep
- 2019: Mississippi Braves, Southern League (AA) - 1 game 10-Aug
- Josh Harrison (utility, b. 1987, Ohio)
- 2010: Altoona Curve, Eastern League (AA) - 1 game 18-Sep
- 2012: Pittsburgh Pirates, Major League Baseball - 2 games 29-Jul 25-Sep
- 2016: Pittsburgh Pirates, Major League Baseball - 1 game 7-Aug
- 2021: Washington Nationals, Major League Baseball - 1 game 28-Apr
- 2021: Oakland Athletics, Major League Baseball - 1 game 16-Sep
- Kalae Harrison (infielder, b. 2002, Hawaii)
- 2024: Bradenton Marauders, Florida State League (Low-A) - 1 game 27-Apr
- KJ Harrison (first baseman, b. 1996, Hawaii)
- 2019: Potomac Nationals, Carolina League (High-A) - 1 game 2-May
- 2022: Harrisburg Senators, Eastern League (AA) - 1 game 5-May
- Luke Harrison (pitcher, b. 1993)
- 2015: State College Spikes, New York-Penn League (short-season) - 1 game 8-Aug
- Matt Harrison (pitcher, b. 1985, North Carolina)
- 2003: GCL Braves, Gulf Coast League (rookie) - 1 game 27-Aug
- Mike Harrison (catcher, b. 1969, California)
- 1994: Winston-Salem Spirits, Carolina League (High-A) - 1 game 4-Aug
- Monte Harrison (outfielder, b. 1995, Missouri)
- 2018: Jacksonville Jumbo Shrimp, Southern League (AA) - 1 game 27-Aug
- 2018: Salt River Rafters, Arizona Fall League - 3 games 9-Nov 13-Nov 17-Nov
- 2021: Jacksonville Jumbo Shrimp, Triple-A East - 2 games 11-Aug 23-Sep
- 2023: Nashville Sounds, International League (AAA) - 2 games 19-Apr 23-Sep
- Vincent Harrison (infielder, b. 1979, Kentucky)
- 2001: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 25-Aug 26-Aug
- 2002: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 30-Jun
- 2011: York Revolution, Atlantic League (independent) - 3 games 26-Jul 9-Sep 12-Sep
- Robin Harriss (catcher, b. 1971, Texas)
- 1997: Akron Aeros, Eastern League (AA) - 1 game 29-Jun
- 1999: Akron Aeros, Eastern League (AA) - 1 game 1-Aug
- Jay Harry (infielder, b. 2002, New Jersey)
- Alex Hart (pitcher, b. 1980, Pennsylvania)
- 2002: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 7-Sep
- Billy Hart (utility, b. 1982, California)
- 2006: Salem Avalanche, Carolina League (High-A) - 1 game 14-Apr
- Bo Hart (infielder, b. 1976, Oregon)
- 2002: New Haven Ravens, Eastern League (AA) - 1 game 30-Jun
- 2004: Memphis Redbirds, Pacific Coast League (AAA) - 1 game 9-Aug
- 2005: Memphis Redbirds, Pacific Coast League (AAA) - 1 game 19-Aug
- 2007: Lancaster Barnstormers, Atlantic League (independent) - 1 game 9-Jun
- Brian Hart (infielder, b. 1967)
- 1989: Watertown Indians, New York-Penn League (short-season) - 1 game 2-Sep
- Brook Hart (pitcher, b. 1989, Pennsylvania)
- 2013: Asheville Tourists, South Atlantic League (Low-A) - 1 game 26-May
- Chris Hart (outfielder, b. 1969)
- 1993: Huntsville Stars, Southern League (AA) - 1 game 13-Aug
- Corey Hart (infielder, b. 1975, Oklahoma)
- 2003: Wichita Wranglers, Texas League (AA) - 1 game 8-Aug
- 2005: Bridgeport Bluefish, Atlantic League (independent) - 1 game 15-Jun
- Corey Hart (outfielder, b. 1982, Kentucky)
- 2006: Milwaukee Brewers, Major League Baseball - 1 game 16-Apr
- 2010: Milwaukee Brewers, Major League Baseball - 2 games 29-Sep g1 29-Sep g2
- Donnie Hart (pitcher, b. 1990, Texas)
- 2016: Baltimore Orioles, Major League Baseball - 2 games 20-Aug 1-Oct
- 2017: Baltimore Orioles, Major League Baseball - 1 game 24-Sep
- 2018: Baltimore Orioles, Major League Baseball - 1 game 13-May
- Jason Hart (first baseman, b. 1977, California)
- 2000: Midland Rockhounds, Texas League (AA) - 1 game 20-Aug
- 2001: Sacramento RiverCats, Pacific Coast League (AAA) - 1 game 3-Aug
- Jim Ray Hart (utility, b. 1941, North Carolina; d. 2016, California)
- 1968: San Francisco Giants, National League (MLB) - 1 game 16-Jun
- Josh Hart (outfielder, b. 1994, Georgia)
- 2017: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 16-Aug
- Keith Hart (first baseman, b. 1976, Texas)
- 1998: Lowell Spinners, New York-Penn League (short-season) - 1 game 25-Jul
- Kevin Hart (pitcher, b. 1982, Ohio)
- 2008: Iowa Cubs, Pacific Coast League (AAA) - 1 game 29-Jul
- 2008: Chicago Cubs, Major League Baseball - 1 game 23-Sep
- Mike Hart (catcher/outfielder, b. 1994, Massachusetts)
- 2019: Sioux Falls Canaries, American Association (independent) - 1 game 6-Jun
- 2022: Schaumburg Boomers, Frontier League (independent) - 1 game 5-Jul
- Chuck Hartenstein (pitcher, b. 1942, Texas)
- 1969: Pittsburgh Pirates, National League (MLB) - 1 game 29-Jun
- Dean Hartgraves (pitcher, b. 1966, California)
- 1996: Atlanta Braves, National League (MLB) - 1 game 14-Sep
- Phil Hartig (first baseman, b. 1977, North Carolina)
- 2002: Jamestown Jammers, New York-Penn League (short-season) - 1 game 30-Jun
- Mike Hartley (pitcher, b. 1961, California)
- 1992: Philadelphia Phillies, National League (MLB) - 1 game 22-Aug
- Geoff Hartlieb (pitcher, b. 1993, Illinois)
- 2018: Surprise Saguaros, Arizona Fall League - 2 games 6-Nov 10-Nov
- Jack Hartman (pitcher, b. 1998, Georgia)
- 2022: Bradenton Marauders, Florida State League (Low-A) - 2 games 24-Jul 9-Sep
- Matt Hartman (pitcher, b. 1996, California)
- 2019: Florida Fire Frogs, Florida State League (High-A) - 1 game 17-Aug g2
- Nick Hartman (pitcher, b. 1994, Texas)
- 2018: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 26-May g2
- Zach Hartman (pitcher, b. 1992, California)
- 2018: Southern Illinois Miners, Frontier League (independent) - 1 game 4-Aug
- 2019: Milwaukee Milkmen, American Association (independent) - 1 game 31-May
- 2020: Milwaukee Milkmen, American Association (independent) - 1 game 21-Jul
- Pete Hartmann (pitcher, b. 1971, Minnesota)
- 2007: York Revolution, Atlantic League (independent) - 1 game 26-Aug
- Brad Hartong (outfielder, b. 1992, California)
- 2016: Fort Myers Miracle, Florida State League (High-A) - 1 game 27-Aug
- Jeremy Harts (outfielder, then pitcher, b. 1980, Georgia)
- 2003: Lynchburg Hillcats, Carolina League (High-A) - 1 game 5-Apr
- Brock Hartson (pitcher, b. 1993, Texas)
- 2016: Lynchburg Hillcats, Carolina League (High-A) - 1 game 4-Sep
- Andy Hartung (infielder, b. 1969, Massachusetts)
- 1991: Winston-Salem Spirits, Carolina League (High-A) - 1 game 15-Aug
- Mike Hartung (pitcher, b. 1972, New Jersey)
- 1998: New Jersey Jackals, Northeast League (independent) - 3 games 3-Jul 22-Jul 7-Aug
- Grant Hartwig (pitcher, b. 1997, Michigan)
- 2022: Peoria Javelinas, Arizona Fall League - 1 game 12-Oct
- 2023: New York Mets, Major League Baseball - 1 game 28-Sep
- Rob Hartwig (outfielder, b. 1967)
- 1990: Batavia Clippers, New York-Penn League (short-season) - 1 game 16-Aug
- Matt Harughty (infielder, b. 1986, Texas)
- 2009: Great Falls Voyagers, Pioneer League (rookie) - 1 game 16-Aug
- Chris Harvey (catcher/first base, b. 1993, Pennsylvania)
- 2015: West Virginia Black Bears, New York-Penn League (short-season) - 1 game 8-Aug
- Hunter Harvey (pitcher, b. 1994, North Carolina)
- 2017: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 16-Aug
- 2023: Washington Nationals, Major League Baseball - 1 game 6-Sep
- Joe Harvey (pitcher, b. 1992, Pennsylvania)
- 2018: Scranton/Wilkes-Barre RailRiders, International League (AAA) - 2 games 2-Aug 11-Sep
- Matt Harvey (pitcher, b. 1989, Connecticut)
- 2012: New York Mets, Major League Baseball - 1 game 29-Aug
- 2015: New York Mets, Major League Baseball - 1 game 20-Sep
- 2016: New York Mets, Major League Baseball - 2 games 3-May 4-Jul
- 2017: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 16-Aug
- 2019: Las Vegas Aviators, Pacific Coast League (AAA) - 1 game 1-Sep
- 2021: Baltimore Orioles, Major League Baseball - 1 game 16-Aug
- Ray Harvey (first base/outfield, b. 1969, California)
- 1993: Kinston Indians, Carolina League (High-A) - 1 game 8-Aug
- 1994: Canton-Akron Indians, Eastern League (AA) - 2 games 21-Aug g1 21-Aug g2
- 1995: Canton-Akron Indians, Eastern League (AA) - 2 games 3-Jul 19-Aug
- Ryan Harvey (outfielder, b. 1984, Florida)
- 2012: Lancaster Barnstormers, Atlantic League (independent) - 1 game 6-Oct
- Ryan Harvey (pitcher, b. 2001, California)
- 2023: Tampa Tarpons, Florida State League (Low-A) - 1 game 23-Jul g2
- 2024: Tampa Tarpons, Florida State League (Low-A) - 1 game 12-Jun
- Shigetoshi Hasegawa (pitcher, b. 1968, Japan)
- Adam Haseley (outfielder, b. 1996, Florida)
- 2017: Williamsport Crosscutters, New York-Penn League (short-season) - 3 games 9-Aug 12-Aug g1 12-Aug g2
- 2017: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Aug
- 2019: Philadelphia Phillies, Major League Baseball - 2 games 26-Sep 27-Sep
- 2021: Lehigh Valley IronPigs, Triple-A East - 1 game 7-Sep
- 2022: Charlotte Knights, International League (AAA) - 2 games 16-Jul 22-Sep
- Bill Haselman (catcher, b. 1966, New Jersey)
- 1996: Boston Red Sox, American League (MLB) - 2 games 3-Aug day 22-Sep
- 1997: Boston Red Sox, American League (MLB) - 1 game 16-Sep g1
- 1998: Texas Rangers, American League (MLB) - 1 game 24-Aug
- 1999: Detroit Tigers, American League (MLB) - 1 game 11-Apr
- 2000: Texas Rangers, Major League Baseball - 1 game 25-Aug
- Kylee Hash (catcher, b. 1988, Nevada)
- 2009: Lake Erie Crushers, Frontier League (independent) - 1 game 27-Jul
- Mike Hashem (pitcher, b. 1988, Massachusetts)
- 2012: Danville Braves, Appalachian League (rookie) - 1 game 18-Aug
- Kyuji Hashimoto (utility, b. 1992, Japan)
- 2016: Shikoku Island, Can-Am League (independent) - 1 game 16-Jun
- Delvin Haskell (infielder, b. 1979, Florida)
- 2003: Kalamazoo Kings, Frontier League (independent) - 1 game 28-Jul
- Hudson Haskin (outfielder, b. 1998, New York)
- 2022: Bowie Baysox, Eastern League (AA) - 2 games 5-May 24-Jun
- Drew Hasler (pitcher, b. 1993, North Carolina)
- 2018: Winston-Salem Dash, Carolina League (High-A) - 1 game 1-Sep
- Jerry Hasler (pitcher, b. 1972, Connecticut)
- 1998: Albany-Colonie Diamond Dogs, Northeast League (independent) - 1 game 22-Jul
- Kent Hasler (pitcher, b. 1995, Arizona)
- 2022: Biloxi Shuckers, Southern League (AA) - 1 game 4-Aug
- Alex Hassan (outfielder, b. 1988, Massachusetts)
- 2009: Lowell Spinners, New York-Penn League (short-season) - 2 games 5-Aug 9-Sep
- 2011: Portland Sea Dogs, Eastern League (AA) - 1 game 20-Aug
- 2013: Pawtucket Red Sox, International League (AAA) - 1 game 2-Sep
- John Hassell (pitcher, b. 1975)
- 2002: Brockton Rox, Northeast League (independent) - 2 games 29-Jun 16-Jul
- Robert Hassell (outfielder, b. 2001, Tennessee)
- 2022: Harrisburg Senators, Eastern League (AA) - 1 game 1-Sep
- 2023: Scottsdale Scorpions, Arizona Fall League - 3 games 11-Oct 12-Oct 14-Oct
- 2024: Rochester Red Wings, International League (AAA) - 1 game 21-Sep
- 2024: Salt River Rafters, Arizona Fall League - 2 games 10-Oct 12-Oct
- Will Hassett (pitcher, b. 1987)
- 2012: Rockland Boulders, Can-Am League (independent) - 2 games 13-Jul 30-Jul g1
- Brad Hassey (infielder, b. 1979, Arizona)
- 2003: Charleston Alley Cats, South Atlantic League (Low-A) - 1 game 5-Jul
- 2004: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 1-Aug
- 2005: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 2-Jul
- Andy Hassler (pitcher, b. 1951, Texas; d. 2019, Arizona)
- 1985: St. Louis Cardinals, National League (MLB) - 1 game 9-Apr
- Joe Hastings (first base/outfield, b. 1978, North Carolina)
- 2004: North Shore Spirit, Northeast League (independent) - 1 game 16-Sep
- Thomas Hatch (pitcher, b. 1994, Oklahoma)
- 2023: Toronto Blue Jays, Major League Baseball - 1 game 22-May
- Billy Hatcher (outfielder, b. 1960, Arizona)
- 1992: Boston Red Sox, American League (MLB) - 2 games 14-Aug g1 14-Aug g2
- 1993: Boston Red Sox, American League (MLB) - 1 game 11-Sep
- 1994: Philadelphia Phillies, National League (MLB) - 1 game 22-Jul g1
- Cayden Hatcher (pitcher, b. 1995, Florida)
- 2019: Grand Junction Rockies, Pioneer League (rookie) - 1 game 7-Jul
- Chris Hatcher (outfielder, b. 1969, California)
- 1993: Jackson Generals, Texas League (AA) - 1 game 14-Aug
- 1998: Omaha Royals, Pacific Coast League (AAA) - 2 games 21-Aug g1 21-Aug g2
- 1999: Colorado Springs Sky Sox, Pacific Coast League (AAA) - 1 game 21-Aug
- Chris Hatcher (catcher, then pitcher, b. 1985, North Carolina)
- 2006: Jamestown Jammers, New York-Penn League (short-season) - 1 game 4-Jul
- 2007: Greensboro Grasshoppers, South Atlantic League (Low-A) - 1 game 5-Apr
- 2011: Jacksonville Suns, Southern League (AA) - 1 game 7-Aug
- 2014: Miami Marlins, Major League Baseball - 2 games 15-Sep 17-Sep
- Steve Hathaway (pitcher, b. 1990, Massachusetts)
- 2016: Arizona Diamondbacks, Major League Baseball - 1 game 10-Aug
- Kellen Hatheway (infielder, b. 1997, New York)
- 2019: Alpine Cowboys, Pecos League (independent) - 1 game 13-Jul
- Marcus Hatley (pitcher, b. 1988, Hawaii)
- 2011: Tennessee Smokies, Southern League (AA) - 1 game 12-Aug
- Scott Hatteberg (catcher/first base, b. 1969, Oregon)
- 1995: Pawtucket Red Sox, International League (AAA) - 2 games 4-Aug 2-Sep
- 1997: Boston Red Sox, American League (MLB) - 3 games 27-Jul 16-Sep g1 16-Sep g2
- 1998: Boston Red Sox, American League (MLB) - 2 games 11-Jul 26-Jul
- 1999: Boston Red Sox, American League (MLB) - 1 game 19-Sep
- John Hattig (infielder, b. 1980, Guam)
- 2001: Augusta Greenjackets, South Atlantic League (Low-A) - 1 game 7-Aug
- 2002: Augusta Greenjackets, South Atlantic League (Low-A) - 1 game 24-Aug
- 2003: Sarasota Red Sox, Florida State League (High-A) - 1 game 22-Aug
- 2004: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 1-Aug
- 2008: Reno Silver Sox, Golden League (independent) - 1 game 31-Jul
- Wes Hatton (infielder, b. 1990, California)
- 2010: Orem Owlz, Pioneer League (rookie) - 1 game 27-Aug
- Ryan Haug (catcher, b. 1994, California)
- 2020: Chicago Dogs, American Association (independent) - 1 game 21-Jul
- Troy Haugen (infielder, b. 1967)
- 1990: Beloit Brewers, Midwest League (Low-A) - 1 game 14-Aug
- Tyler Hauschild (catcher, b. 1985, Washington)
- 2008: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 5-Sep
- Trevor Hauver (utility, b. 1998, Arizona)
- Tory Haven (catcher, b. 1979, Oregon)
- 2003: Kalamazoo Kings, Frontier League (independent) - 1 game 28-Jul
- Reese Havens (infielder, b. 1986, South Carolina)
- 2011: Binghamton Mets, Eastern League (AA) - 2 games 20-Aug 27-Aug
- 2012: Binghamton Mets, Eastern League (AA) - 1 game 28-May
- Kevin Haverbusch (utility, b. 1976, New York)
- 1999: Altoona Curve, Eastern League (AA) - 1 game 1-Aug
- 2002: Altoona Curve, Eastern League (AA) - 1 game 8-May
- 2003: Portland Sea Dogs, Eastern League (AA) - 2 games 4-Aug 12-Aug
- 2005: Nashua Pride, Atlantic League (independent) - 3 games 2-Jul 20-Sep g2 1-Oct
- 2007: Long Island Ducks, Atlantic League (independent) - 1 game 18-Sep
- 2008: Long Island Ducks, Atlantic League (independent) - 2 games 24-Aug 17-Sep
- Derek Hawk (pitcher, b. 1982, California)
- 2006: Sussex Skyhawks, Can-Am League (independent) - 1 game 30-Jun
- Phil Hawke (first baseman, b. 1983, Florida)
- 2010: Lincoln Saltdogs, American Association (independent) - 2 games 21-Aug 24-Aug g2
- Al Hawkins (pitcher, b. 1978, New Jersey)
- 2003: Newark Bears, Atlantic League (independent) - 1 game 28-May
- Ben Hawkins (pitcher, b. 1989, Georgia)
- 2012: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 9-Aug
- Cedric Hawkins (infielder, b. 1965)
- 1986: Little Falls Mets, New York-Penn League (short-season) - 1 game 15-Aug
- Courtney Hawkins (outfielder, b. 1993, Texas)
- 2016: Birmingham Barons, Southern League (AA) - 1 game 2-Sep
- 2016: Glendale Desert Dogs, Arizona Fall League - 1 game 13-Oct
- 2019: Sacramento RiverCats, Pacific Coast League (AAA) - 1 game 17-Sep
- 2021: Lexington Legends, Atlantic League (independent) - 2 games 4-Sep 19-Sep
- Dakota Hawkins (pitcher, b. 2000, Washington)
- 2023: St. Lucie Mets, Florida State League (Low-A) - 1 game 26-Aug
- Dustin Hawkins (outfielder, b. 1979, Utah)
- 2002: Martinsville Astros, Appalachian League (rookie) - 1 game 14-Jul
- LaTroy Hawkins (pitcher, b. 1972, Indiana)
- 1994: Salt Lake Buzz, Pacific Coast League (AAA) - 1 game 11-Sep
- 2004: Chicago Cubs, Major League Baseball - 1 game 24-Sep
- 2013: New York Mets, Major League Baseball - 2 games 4-Jul 13-Sep
- Blake Hawksworth (pitcher, b. 1983, British Columbia)
- 2002: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 30-Aug g2
- Hunter Haworth (pitcher, b. 1996, California)
- 2018: Lowell Spinners, New York-Penn League (short-season) - 1 game 31-Jul
- Brad Hawpe (outfielder, b. 1979, Texas)
- 2005: Colorado Rockies, Major League Baseball - 1 game 2-Oct
- 2007: Colorado Rockies, Major League Baseball - 1 game 23-Apr
- 2009: Colorado Rockies, Major League Baseball - 2 games 21-Aug 28-Aug
- 2010: Tampa Bay Rays, Major League Baseball - 1 game 21-Sep
- Takahiro Hayashi (outfielder, b. 1991, Japan)
- 2016: Shikoku Island, Can-Am League (independent) - 1 game 16-Jun
- Brendon Hayden (first baseman, b. 1992, Wisconsin)
- 2016: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 13-Jun
- David Hayden (infielder, b. 1969)
- 1995: Reading Phillies, Eastern League (AA) - 1 game 21-Jul
- Wes Hayden (outfielder, b. 1978)
- 2002: Evansville Otters, Frontier League (independent) - 1 game 27-Jul
- 2003: Evansville Otters, Frontier League (independent) - 1 game 26-Jul
- Brett Hayes (catcher, b. 1984, California)
- 2011: Florida Marlins, Major League Baseball - 1 game 8-Aug
- Carter Hayes (pitcher, b. 1998, California)
- 2021: Gateway Grizzlies, Frontier League (independent) - 1 game 7-Aug
- Charlie Hayes (infielder, b. 1965, Mississippi)
- 1990: Philadelphia Phillies, National League (MLB) - 1 game 9-Sep
- 1991: Philadelphia Phillies, National League (MLB) - 1 game 29-Sep
- 1992: New York Yankees, American League (MLB) - 4 games 10-Aug 15-Aug 23-Aug 27-Sep
- 1993: Colorado Rockies, National League (MLB) - 3 games 5-Apr 15-Aug 11-Sep
- 1995: Philadelphia Phillies, National League (MLB) - 1 game 23-Sep
- 1996: Pittsburgh Pirates, National League (MLB) - 2 games 6-Apr 10-Aug
- 1996: New York Yankees, American League (MLB) - 4 games 8-Sep 18-Sep 19-Sep g2 25-Sep g2
- 1997: New York Yankees, American League (MLB) - 4 games 13-Jul 16-Sep g2 19-Sep 21-Sep
- 2000: Milwaukee Brewers, Major League Baseball - 1 game 13-Sep
- Chris Hayes (utility, b. 1973, Florida)
- 1998: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 11-Jul
- Chris Hayes (pitcher, b. 1983, Illinois)
- 2010: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 7-Sep g2
- Danny Hayes (first baseman, b. 1990, California)
- 2014: Kannapolis Intimidators, South Atlantic League (Low-A) - 1 game 9-Aug
- 2016: Glendale Desert Dogs, Arizona Fall League - 1 game 13-Oct
- 2018: Kansas City T-bones, American Association (independent) - 1 game 24-Aug
- Drew Hayes (pitcher, b. 1987, Tennessee)
- 2017: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 13-May g2
- Heath Hayes (catcher/infielder, b. 1972, California)
- 1996: Columbus RedStixx, South Atlantic League (Low-A) - 1 game 30-Aug
- 1999: Akron Aeros, Eastern League (AA) - 1 game 1-Aug
- Jacob Hayes (outfielder, b. 1991)
- 2015: Kansas City T-bones, American Association (independent) - 1 game 6-Sep
- Ke'Bryan Hayes (infielder, b. 1997, Texas)
- 2015: West Virginia Black Bears, New York-Penn League (short-season) - 1 game 13-Sep
- 2021: Pittsburgh Pirates, Major League Baseball - 1 game 19-Jul
- 2023: Pittsburgh Pirates, Major League Baseball - 4 games 4-May 24-Sep 27-Sep 29-Sep
- Titan Hayes (pitcher, b. 2001, Oklahoma)
- Von Hayes (first base/outfield, b. 1958, California)
- 1984: Philadelphia Phillies, National League (MLB) - 1 game 26-Sep
- 1990: Philadelphia Phillies, National League (MLB) - 1 game 9-Sep
- 1991: Philadelphia Phillies, National League (MLB) - 1 game 29-Sep
- Brandon Haygood (infielder, b. 1983, Louisiana)
- 2005: Shreveport Sports, Central League (independent) - 1 game 16-Aug
- Dee Haynes (outfielder, b. 1978, Mississippi)
- 2000: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 4-Sep
- 2002: New Haven Ravens, Eastern League (AA) - 1 game 30-Jun
- Heath Haynes (pitcher, b. 1968, West Virginia)
- 1993: Harrisburg Senators, Eastern League (AA) - 1 game 5-Sep
- Jimmy Haynes (pitcher, b. 1972, Georgia)
- 1999: Oakland Athletics, American League (MLB) - 1 game 31-Aug
- 2003: Cincinnati Reds, Major League Baseball - 1 game 4-Jul
- Kyle Haynes (pitcher, b. 1991, Virginia)
- 2014: Scottsdale Scorpions, Arizona Fall League - 1 game 8-Oct
- 2015: Trenton Thunder, Eastern League (AA) - 1 game 17-Jun
- 2016: Trenton Thunder, Eastern League (AA) - 1 game 20-Aug
- Mark Haynes (pitcher, b. 1986)
- 2012: Laredo Lemurs, American Association (independent) - 1 game 28-Jul
- Nathan Haynes (outfielder, b. 1979, California)
- 2002: Salt Lake Stingers, Pacific Coast League (AAA) - 1 game 15-Aug
- Will Haynie (catcher, b. 1994, Tennessee)
- 2017: Boise Hawks, Northwest League (short-season) - 1 game 5-Aug
- Austin Hays (outfielder, b. 1995, Florida)
- 2017: Baltimore Orioles, Major League Baseball - 1 game 24-Sep
- 2021: Baltimore Orioles, Major League Baseball - 3 games 16-Aug 19-Aug 29-Sep
- 2022: Baltimore Orioles, Major League Baseball - 2 games 9-Apr 5-May
- 2024: Baltimore Orioles, Major League Baseball - 1 game 8-Jun
- 2024: Lehigh Valley IronPigs, International League (AAA) - 1 game 22-Sep
- Buddy Hayward (pitcher, b. 1998, Florida)
- 2022: Clearwater Threshers, Florida State League (Low-A) - 3 games 9-Apr 20-Apr 24-Apr
- 2022: FCL Phillies, Florida Complex League (rookie) - 2 games 18-Jun 2-Jul
- Joe Hayward (outfielder, b. 1970)
- 1994: High Desert Mavericks, California League (High-A) - 1 game 28-Aug
- Justin Hazard (catcher, b. 1993, Illinois)
- 2016: GCL Twins, Gulf Coast League (rookie) - 1 game 27-Aug
- Jeremy Hazelbaker (outfielder, b. 1987, Indiana)
- 2009: Greenville Drive, South Atlantic League (Low-A) - 1 game 8-Aug
- 2011: Portland Sea Dogs, Eastern League (AA) - 1 game 20-Aug
- 2012: Portland Sea Dogs, Eastern League (AA) - 1 game 7-Apr
- 2013: Pawtucket Red Sox, International League (AAA) - 1 game 2-Sep
- 2016: St. Louis Cardinals, Major League Baseball - 2 games 29-May 27-Jul
- 2018: Rochester Red Wings, International League (AAA) - 1 game 2-Aug
- Andy Hazlett (pitcher, b. 1975, California)
- 1997: Lowell Spinners, New York-Penn League (short-season) - 1 game 26-Jul
- 1999: Trenton Thunder, Eastern League (AA) - 1 game 29-Apr
- 2000: Trenton Thunder, Eastern League (AA) - 1 game 8-Apr
- 2001: Trenton Thunder, Eastern League (AA) - 1 game 4-Jul g2
- 2003: Newark Bears, Atlantic League (independent) - 3 games 22-Jun g2 20-Aug 12-Sep g2
- Steve Hazlett (outfielder, b. 1970, Colorado)
- 1995: Salt Lake Buzz, Pacific Coast League (AAA) - 1 game 15-Aug
- Dillon Head (outfielder, b. 2004, Illinois)
- 2024: Jupiter Hammerheads, Florida State League (Low-A) - 1 game 15-May
- Hudson Head (outfielder, b. 2001, Texas)
- Jerad Head (outfielder, b. 1982, Kansas)
- 2007: Kinston Indians, Carolina League (High-A) - 1 game 29-Jul
- 2009: Akron Aeros, Eastern League (AA) - 1 game 29-Jul
- 2011: Cleveland Indians, Major League Baseball - 1 game 4-Sep
- 2011: Columbus Clippers, International League (AAA) - 1 game 16-Sep
- 2013: Harrisburg Senators, Eastern League (AA) - 1 game 27-May
- Louis Head (pitcher, b. 1990, Texas)
- Miles Head (infielder, b. 1991, Georgia)
- 2010: Lowell Spinners, New York-Penn League (short-season) - 1 game 5-Sep
- 2011: Salem Red Sox, Carolina League (High-A) - 1 game 13-Aug
- Stephen Head (first base/outfield, b. 1984, Mississippi)
- 2007: Kinston Indians, Carolina League (High-A) - 1 game 29-Jul
- 2007: Akron Aeros, Eastern League (AA) - 2 games 24-Aug g1 24-Aug g2
- 2008: Akron Aeros, Eastern League (AA) - 3 games 23-Aug 31-Aug 14-Sep
- 2009: Columbus Clippers, International League (AAA) - 1 game 9-Aug
- Will Headean (pitcher, b. 1993, Indiana)
- 2017: Fort Wayne TinCaps, Midwest League (Low-A) - 1 game 19-Aug
- Chase Headley (utility, b. 1984, Colorado)
- Jack Headley (outfielder, b. 1979, California)
- 2007: Newark Bears, Atlantic League (independent) - 1 game 9-Jun
- Justin Headley (first base/outfield, b. 1976, Tennessee)
- 2002: Trenton Thunder, Eastern League (AA) - 2 games 21-Apr 4-Jul
- 2003: Portland Sea Dogs, Eastern League (AA) - 1 game 12-Aug
- Liam Healy (utility, b. 1976, Maryland)
- 2000: Aberdeen Arsenal, Atlantic League (independent) - 2 games 6-Jul 14-Sep
- Ryon Healy (infielder, b. 1992, California)
- 2017: Oakland Athletics, Major League Baseball - 2 games 26-May 2-Aug
- 2018: Seattle Mariners, Major League Baseball - 1 game 21-Jun
- Tucker Healy (pitcher, b. 1990, Massachusetts)
- 2012: Vermont Lake Monsters, New York-Penn League (short-season) - 1 game 4-Aug
- Shane Heams (pitcher, b. 1975, Ohio)
- 2004: Somerset Patriots, Atlantic League (independent) - 2 games 28-Jul 29-Jul g2
- 2005: Somerset Patriots, Atlantic League (independent) - 1 game 1-Oct
- Scott Heard (catcher, b. 1981, Texas)
- 2001: Savannah Sand Gnats, South Atlantic League (Low-A) - 2 games 7-Aug 10-Aug
- Taylor Hearn (pitcher, b. 1994, Texas)
- 2021: Texas Rangers, Major League Baseball - 1 game 15-Apr
- Trey Hearne (pitcher, b. 1983, Texas)
- 2005: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 23-Jun
- Jonathan Heasley (pitcher, b. 1997, Texas)
- 2024: Norfolk Tides, International League (AAA) - 1 game 21-Apr
- Bryan Heaston (pitcher, b. 1980, New Mexico)
- 2002: Richmond Roosters, Frontier League (independent) - 1 game 27-Jul
- 2003: Wisconsin Timber Rattlers, Midwest League (Low-A) - 1 game 30-Jul
- 2005: Edinburg Roadrunners, Central League (independent) - 1 game 17-Aug
- Ben Heath (catcher, b. 1988, Virginia)
- 2011: Lexington Legends, South Atlantic League (Low-A) - 1 game 2-Jul
- Demetrius Heath (infielder, b. 1981, North Carolina)
- 2002: Oneonta Tigers, New York-Penn League (short-season) - 1 game 4-Jul
- 2002: Lakeland Tigers, Florida State League (High-A) - 1 game 23-Aug
- 2004: Atlantic City Surf, Atlantic League (independent) - 1 game 19-Jul
- 2005: Atlantic City Surf, Atlantic League (independent) - 3 games 15-Jun 27-Sep 29-Sep
- 2006: Atlantic City Surf, Atlantic League (independent) - 4 games 2-Jul 15-Jul 16-Jul 1-Aug
- Deunte Heath (pitcher, b. 1985, Georgia)
- 2009: Gwinnett Braves, International League (AAA) - 1 game 12-Sep
- 2014: Charlotte Knights, International League (AAA) - 1 game 25-May
- Matt Heath (outfielder, b. 1979, Florida)
- 2002: Missoula Osprey, Pioneer League (rookie) - 1 game 5-Aug
- Mike Heath (catcher, b. 1955, Florida)
- 1980: Oakland Athletics, American League (MLB) - 1 game 2-Sep
- 1986: St. Louis Cardinals, National League (MLB) - 1 game 14-Apr
- 1990: Detroit Tigers, American League (MLB) - 1 game 15-Aug
- Nick Heath (outfielder, b. 1993, Kansas)
- 2018: Surprise Saguaros, Arizona Fall League - 3 games 7-Nov 9-Nov 14-Nov
- 2019: Northwest Arkansas Naturals, Texas League (AA) - 2 games 18-Jul 20-Jul
- Slade Heathcott (outfielder, b. 1990, Texas)
- 2013: Trenton Thunder, Eastern League (AA) - 1 game 4-Aug
- 2015: New York Yankees, Major League Baseball - 2 games 22-May 20-Sep
- Jacob Heatherly (pitcher, b. 1998, Alabama)
- 2023: Daytona Tortugas, Florida State League (Low-A) - 1 game 30-Jul
- 2024: Chattanooga Lookouts, Southern League (AA) - 1 game 20-Jun
- Duque Hebbert (pitcher, b. 2001, Nicaragua)
- 2024: Lakeland Flying Tigers, Florida State League (Low-A) - 2 games 30-May 15-Sep
- Brock Hebert (infielder, b. 1991, Louisiana)
- 2015: Clinton LumberKings, Midwest League (Low-A) - 2 games 28-Aug 31-Aug
- Cody Hebner (pitcher, b. 1990, Washington)
- 2017: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 13-May g1
- Richie Hebner (infielder, b. 1947, Massachusetts)
- 1969: Pittsburgh Pirates, National League (MLB) - 1 game 29-Jun
- Bryan Hebson (pitcher, b. 1976, Georgia)
- 2000: Harrisburg Senators, Eastern League (AA) - 1 game 7-Sep
- 2004: Portland Sea Dogs, Eastern League (AA) - 1 game 1-Aug
- Adeiny Hechavarria (infielder, b. 1989, Cuba)
- 2010: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 9-Sep
- 2011: New Hampshire Fisher Cats, Eastern League (AA) - 2 games 5-May 4-Aug
- 2013: Miami Marlins, Major League Baseball - 1 game 13-Sep
- 2014: Miami Marlins, Major League Baseball - 3 games 26-May 15-Sep 17-Sep
- 2016: Miami Marlins, Major League Baseball - 1 game 4-Jul
- 2017: Tampa Bay Rays, Major League Baseball - 2 games 11-Sep 24-Sep
- 2018: Tampa Bay Rays, Major League Baseball - 3 games 29-Mar 31-Mar 13-May
- 2018: New York Yankees, Major League Baseball - 2 games 16-Sep 9-Oct
- 2019: Atlanta Braves, Major League Baseball - 1 game 29-Sep
- 2022: Carolina Gigantes, Liga Clemente (winter) - 1 game 2-Dec
- Ben Hecht (pitcher, b. 1995, Illinois)
- 2022: Tennessee Smokies, Southern League (AA) - 1 game 6-Aug
- Steve Hecht (utility, b. 1965, California)
- 1994: Phoenix Firebirds, Pacific Coast League (AAA) - 1 game 31-Aug
- 1995: Toledo Mud Hens, International League (AAA) - 1 game 30-Apr
- 1995: Oklahoma City 89ers, American Association (AAA) - 1 game 17-Aug
- Andrew Heck (outfielder, b. 1988, Pennsylvania)
- 2016: Washington Wild Things, Frontier League (independent) - 1 game 3-Jul
- Jimmy Heck (utility, b. 1994, Minnesota)
- 2018: Florence Freedom, Frontier League (independent) - 1 game 26-Aug
- Seth Heck (infielder, b. 1992)
- 2015: Gateway Grizzlies, Frontier League (independent) - 1 game 30-Aug
- Eric Heckaman (pitcher, b. 1988, Indiana)
- 2012: Connecticut Tigers, New York-Penn League (short-season) - 2 games 2-Aug 25-Aug
- Kyle Heckathorn (pitcher, b. 1988, Georgia)
- 2009: Helena Brewers, Pioneer League (rookie) - 1 game 17-Aug
- 2013: Nashville Sounds, Pacific Coast League (AAA) - 2 games 21-Jul 23-Jul
- Doug Hecker (pitcher/first base, b. 1971, New York)
- 1996: Trenton Thunder, Eastern League (AA) - 1 game 27-Aug
- Steven Hecker (pitcher, b. 1978, Illinois)
- 2003: Joliet Jackhammers, Northern League (independent) - 1 game 27-Jul
- Austin Hedges (catcher, b. 1992, California)
- 2018: San Diego Padres, Major League Baseball - 3 games 4-Aug 18-Aug 23-Aug
- 2019: San Diego Padres, Major League Baseball - 1 game 29-Apr
- 2023: Texas Rangers, Major League Baseball - 1 game 7-Aug
- Drew Hedman (first base/outfield, b. 1986, California)
- 2009: Lowell Spinners, New York-Penn League (short-season) - 2 games 5-Aug 9-Sep
- Jon Hee (infielder, b. 1985, Hawaii)
- 2008: Lowell Spinners, New York-Penn League (short-season) - 1 game 21-Aug
- 2011: Portland Sea Dogs, Eastern League (AA) - 1 game 20-Aug
- Danny Heep (outfielder, b. 1957, Texas)
- 1984: New York Mets, National League (MLB) - 2 games 17-Apr 8-Sep
- 1985: New York Mets, National League (MLB) - 1 game 9-Apr
- 1986: New York Mets, National League (MLB) - 1 game 14-Apr
- Adam Heether (utility, b. 1982, California)
- 2009: Nashville Sounds, Pacific Coast League (AAA) - 1 game 24-Aug
- Bert Heffernan (catcher, b. 1965, New York)
- 1995: Ottawa Lynx, International League (AAA) - 1 game 2-Sep
- Greg Heffernan (pitcher, b. 1974, Ontario)
- 1996: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 22-Aug
- 1997: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 27-Jun
- Robby Hefflinger (outfielder, b. 1990, Georgia)
- 2011: Rome Braves, South Atlantic League (Low-A) - 1 game 6-Aug
- Bronson Heflin (pitcher, b. 1971, Tennessee)
- 1995: Reading Phillies, Eastern League (AA) - 1 game 12-Sep
- 1996: Reading Phillies, Eastern League (AA) - 1 game 5-Apr
- 1996: Scranton/Wilkes-Barre Red Barons, International League (AAA) - 1 game 25-Aug
- 1997: Scranton/Wilkes-Barre Red Barons, International League (AAA) - 1 game 20-Jul
- Jeremy Hefner (pitcher, b. 1986, Oklahoma)
- 2012: New York Mets, Major League Baseball - 1 game 19-Aug
- Jeff Hehr (infielder, b. 1985, New York)
- 2008: Lake County Captains, South Atlantic League (Low-A) - 1 game 3-Apr
- Drew Heid (outfielder, b. 1987, Washington)
- 2010: Orem Owlz, Pioneer League (rookie) - 1 game 27-Aug
- Trevor Heid (outfielder, b. 1982, Washington)
- 2004: Everett Aquasox, Northwest League (short-season) - 1 game 16-Aug
- Gunnar Heidt (pitcher, b. 1992, South Carolina)
- 2017: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 14-Apr
- 2018: New Hampshire Fisher Cats, Eastern League (AA) - 2 games 26-May g2 7-Sep
- Ron Height (infielder, b. 1967)
- 1987: Little Falls Mets, New York-Penn League (short-season) - 1 game 13-Aug
- Tyler Heil (infielder, b. 1987)
- 2015: Ottawa Champions, Can-Am League (independent) - 1 game 15-Aug
- Aaron Heilman (pitcher, b. 1978, Indiana)
- 2005: New York Mets, Major League Baseball - 1 game 14-Sep
- 2006: New York Mets, Major League Baseball - 2 games 16-Apr 22-Sep
- 2007: New York Mets, Major League Baseball - 2 games 16-Sep 26-Sep
- 2008: New York Mets, Major League Baseball - 4 games 6-Jul 8-Aug 22-Aug 10-Sep
- 2011: Lehigh Valley IronPigs, International League (AAA) - 2 games 5-Aug 17-Aug
- Jonah Heim (catcher, b. 1995, New York)
- 2021: Texas Rangers, Major League Baseball - 1 game 14-Apr
- 2022: Texas Rangers, Major League Baseball - 1 game 16-Sep
- 2023: Texas Rangers, Major League Baseball - 2 games 5-Jun 10-Jun
- 2024: Texas Rangers, Major League Baseball - 2 games 1-Apr 3-Apr
- Hayes Heinecke (pitcher, b. 1999, Georgia)
- 2022: Palm Beach Cardinals, Florida State League (Low-A) - 2 games 15-Apr 16-Jun
- Scott Heineman (outfielder, b. 1992, California)
- 2016: Surprise Saguaros, Arizona Fall League - 2 games 11-Oct 12-Oct
- Tyler Heineman (catcher, b. 1991, California)
- 2012: Tri-City ValleyCats, New York-Penn League (short-season) - 4 games 5-Aug 7-Aug 12-Sep 13-Sep
- 2014: Salt River Rafters, Arizona Fall League - 1 game 8-Oct
- 2019: Miami Marlins, Major League Baseball - 1 game 27-Sep
- 2024: Toronto Blue Jays, Major League Baseball - 1 game 29-Sep
- Chris Heintz (catcher/infield, b. 1974, New York)
- 1999: Winston-Salem Warthogs, Carolina League (High-A) - 1 game 8-Aug
- 2003: Altoona Curve, Eastern League (AA) - 1 game 3-Apr
- Rick Heiserman (pitcher, b. 1973, Iowa)
- 2002: Long Island Ducks, Atlantic League (independent) - 1 game 6-Sep
- Chris Heisey (outfielder, b. 1984, Pennsylvania)
- 2006: Billings Mustangs, Pioneer League (rookie) - 1 game 26-Aug
- 2011: Cincinnati Reds, Major League Baseball - 1 game 26-Sep
- 2014: Cincinnati Reds, Major League Baseball - 1 game 22-Aug
- 2016: Washington Nationals, Major League Baseball - 1 game 29-May
- Dan Held (first baseman, b. 1970, Wisconsin)
- 1995: Reading Phillies, Eastern League (AA) - 2 games 9-Sep 12-Sep
- 1996: Reading Phillies, Eastern League (AA) - 1 game 5-Apr
- 1997: Reading Phillies, Eastern League (AA) - 4 games 5-Apr 29-Jun 20-Jul 17-Aug
- 1998: Scranton/Wilkes-Barre Red Barons, International League (AAA) - 1 game 14-Aug
- 1999: Lehigh Valley Black Diamonds, Atlantic League (independent) - 2 games 31-May 6-Sep g1
- 2000: Binghamton Mets, Eastern League (AA) - 1 game 8-Sep
- 2001: Camden Riversharks, Atlantic League (independent) - 2 games 13-May 7-Sep
- Eugene Helder (infielder, b. 1996, Aruba)
- 2017: Everett AquaSox, Northwest League (short-season) - 1 game 3-Aug
- Eric Helfand (catcher, b. 1969, Pennsylvania)
- 1993: Huntsville Stars, Southern League (AA) - 1 game 13-Aug
- Ben Heller (pitcher, b. 1991, Wisconsin)
- 2022: FCL Twins, Florida Complex League (rookie) - 1 game 1-Aug
- Kevin Heller (outfielder, b. 1989, New York)
- 2014: Salem Red Sox, Carolina League (High-A) - 1 game 24-May
- Jeremy Hellickson (pitcher, b. 1987, Iowa)
- 2010: Durham Bulls, International League (AAA) - 1 game 29-Jul
- 2018: Washington Nationals, Major League Baseball - 1 game 15-Jul
- Rick Helling (pitcher, b. 1970, North Dakota)
- 2005: Milwaukee Brewers, Major League Baseball - 1 game 3-Aug
- Johnny Hellweg (pitcher, b. 1988, Michigan)
- Michael Helman (utility, b. 1996, Nebraska)
- 2018: Cedar Rapids Kernels, Midwest League (Low-A) - 1 game 6-Aug
- 2019: Fort Myers Miracle, Florida State League (High-A) - 3 games 12-Apr 13-Apr 15-Apr
- 2021: Scottsdale Scorpions, Arizona Fall League - 3 games 16-Oct 20-Oct 21-Oct
- 2024: Minnesota Twins, Major League Baseball - 1 game 5-Sep
- Gary Helmick (infielder, b. 1987, District of Columbia)
- 2010: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 4-Jul
- Lou Helmig (first base/outfield, b. 2003, Germany)
- Matt Helms (outfielder, b. 1991, Oklahoma)
- Wes Helms (infielder, b. 1976, North Carolina)
- 1997: Greenville Braves, Southern League (AA) - 1 game 11-Aug
- 1999: Greenville Braves, Southern League (AA) - 1 game 12-Aug
- 2002: Atlanta Braves, Major League Baseball - 2 games 29-Jun 29-Sep
- 2005: Milwaukee Brewers, Major League Baseball - 1 game 3-Aug
- 2007: Philadelphia Phillies, Major League Baseball - 2 games 16-Sep 23-Sep
- 2008: Florida Marlins, Major League Baseball - 1 game 8-Aug
- 2010: Florida Marlins, Major League Baseball - 1 game 6-Sep day
- 2011: Florida Marlins, Major League Baseball - 1 game 8-Aug
- Jeff Helps (infielder, b. 1985, Ontario)
- 2011: Quebec Les Capitales, Can-Am League (independent) - 3 games 2-Aug 13-Sep 14-Sep
- 2012: Quebec Les Capitales, Can-Am League (independent) - 2 games 25-Jun 10-Sep
- 2013: Quebec Les Capitales, Can-Am League (independent) - 3 games 9-Aug 6-Sep 7-Sep
- Ryan Helsley (pitcher, b. 1994, Oklahoma)
- 2022: St. Louis Cardinals, Major League Baseball - 1 game 7-Jun
- 2023: St. Louis Cardinals, Major League Baseball - 1 game 5-Jun
- Todd Helton (first baseman, b. 1973, Tennessee)
- 1997: Colorado Rockies, National League (MLB) - 1 game 25-Aug day
- 1998: Colorado Rockies, National League (MLB) - 1 game 30-Apr
- 1999: Colorado Rockies, National League (MLB) - 1 game 3-Sep
- 2005: Colorado Rockies, Major League Baseball - 1 game 2-Oct
- 2007: Colorado Rockies, Major League Baseball - 1 game 23-Apr
- 2009: Colorado Rockies, Major League Baseball - 2 games 21-Aug 28-Aug
- Heath Hembree (pitcher, b. 1989, South Carolina)
- 2014: Fresno Grizzlies, Pacific Coast League (AAA) - 1 game 24-Jul
- 2015: Boston Red Sox, Major League Baseball - 1 game 28-Sep
- 2018: Boston Red Sox, Major League Baseball - 2 games 31-Mar 25-May
- 2021: New York Mets, Major League Baseball - 1 game 30-Sep
- Bret Hemphill (catcher, b. 1971, California)
- 1994: Boise Hawks, Northwest League (short-season) - 1 game 8-Sep
- Sam Hence (outfielder, b. 1971)
- 1991: Burlington Indians, Appalachian League (rookie) - 1 game 16-Aug
- Tink Hence (pitcher, b. 2002, Arkansas)
- 2022: Palm Beach Cardinals, Florida State League (Low-A) - 2 games 15-Jun 10-Aug
- 2022: Salt River Rafters, Arizona Fall League - 1 game 15-Oct
- Brandon Henderson (pitcher, b. 1992, South Carolina)
- 2012: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 26-Aug 13-Sep
- Chris Henderson (catcher/infielder, b. 1988, New Jersey)
- Derek Henderson (infielder, b. 1968, Tennessee)
- 1989: Pittsfield Mets, New York-Penn League (short-season) - 1 game 2-Sep
- 1994: High Desert Mavericks, California League (High-A) - 1 game 28-Aug
- Eric Henderson (pitcher, b. 1975, Florida)
- 2003: Beloit Snappers, Midwest League (Low-A) - 1 game 31-Jul
- Gunnar Henderson (infielder, b. 2001, Alabama)
- Ixan Henderson (pitcher, b. 2002, California)
- 2024: Glendale Desert Dogs, Arizona Fall League - 1 game 11-Oct
- Jim Henderson (pitcher, b. 1982, Alberta)
- 2013: Milwaukee Brewers, Major League Baseball - 1 game 17-Aug
- 2016: New York Mets, Major League Baseball - 2 games 8-Apr 2-Oct
- Josh Henderson (outfielder, b. 1993, Virginia)
- 2016: Florence Freedom, Frontier League (independent) - 1 game 3-Jul
- Juan Henderson (pitcher/infielder, b. 1974, Dominican Republic)
- 1996: Cedar Rapids Kernels, Midwest League (Low-A) - 1 game 13-Aug
- Layne Henderson (pitcher, b. 1996, California)
- 2024: Asheville Tourists, South Atlantic League (High-A) - 1 game 6-Aug
- Lee Henderson (catcher, b. 1971, California)
- 1994: Rancho Cucamonga Quakes, California League (High-A) - 1 game 29-Aug
- Rickey Henderson (outfielder, b. 1958, Illinois)
- 1980: Oakland Athletics, American League (MLB) - 1 game 2-Sep
- 1992: Oakland Athletics, American League (MLB) - 1 game 21-Aug
- 1993: Toronto Blue Jays, American League (MLB) - 1 game 21-Aug
- 1995: Oakland Athletics, American League (MLB) - 1 game 7-Aug
- 1996: San Diego Padres, National League (MLB) - 1 game 10-Aug
- 1997: Anaheim Angels, American League (MLB) - 3 games 27-Aug 28-Aug 31-Aug
- 1999: New York Mets, National League (MLB) - 5 games 23-Jul 3-Sep 17-Sep 26-Sep 2-Oct
- 2002: Boston Red Sox, Major League Baseball - 1 game 29-Jun
- 2003: Newark Bears, Atlantic League (independent) - 2 games 28-May 22-Jun g2
- 2004: Newark Bears, Atlantic League (independent) - 14 games 9-May 22-May 17-Jul 18-Jul 19-Jul 28-Jul 29-Jul g1 29-Jul g2 30-Jul 5-Aug 24-Aug 29-Aug 2-Sep 12-Sep
- Ryan Henderson (pitcher, b. 1969, California)
- 1998: El Paso Diablos, Texas League (AA) - 1 game 22-Aug
- Steve Henderson (outfielder, b. 1952, Texas)
- 1977: New York Mets, National League (MLB) - 1 game 12-Jul
- Austin Hendrick (outfielder, b. 2001, Pennsylvania)
- Jason Hendricks (outfielder, b. 1976, Arizona)
- 1999: Cape Fear Crocs, South Atlantic League (Low-A) - 1 game 10-Aug
- K.J. Hendricks (infielder, b. 1981, Texas)
- 2003: Asheville Tourists, South Atlantic League (Low-A) - 1 game 19-Jul
- 2004: Visalia Oaks, California League (High-A) - 2 games 8-Aug 17-Aug
- Kyle Hendricks (pitcher, b. 1989, California)
- 2018: Chicago Cubs, Major League Baseball - 2 games 30-Mar 4-Aug
- 2024: Chicago Cubs, Major League Baseball - 1 game 28-Sep
- Ryan Hendricks (first baseman, b. 1972, Maryland)
- 1995: Frederick Keys, Carolina League (High-A) - 1 game 31-Aug
- Trey Hendricks (first base/outfield, b. 1982, Texas)
- 2006: South Bend Silver Hawks, Midwest League (Low-A) - 1 game 12-Aug
- Josh Hendrickson (pitcher, b. 1997, Australia)
- 2022: Clearwater Threshers, Florida State League (Low-A) - 1 game 14-Aug
- Justin Hendrickson (first base/outfield, b. 1978, Washington)
- 2005: Schaumburg Flyers, Northern League (independent) - 1 game 10-Aug
- 2006: Schaumburg Flyers, Northern League (independent) - 1 game 5-Aug
- Wyatt Hendrie (catcher, b. 1999, California)
- Liam Hendriks (pitcher, b. 1989, Australia)
- 2015: Toronto Blue Jays, Major League Baseball - 1 game 12-Sep g1
- Greg Hendrix (pitcher, b. 1988, Georgia)
- 2016: Great Britain, World Baseball Classic - 2 games 23-Sep 25-Sep
- Jeff Hendrix (outfielder, b. 1993, Washington)
- 2016: Tampa Yankees, Florida State League (High-A) - 1 game 24-Aug
- 2017: Trenton Thunder, Eastern League (AA) - 1 game 13-Sep
- 2018: Trenton Thunder, Eastern League (AA) - 2 games 20-Jun 25-Jul
- Paul Hendrix (infielder, b. 1991, Texas)
- 2014: Lake County Captains, Midwest League (Low-A) - 2 games 24-Aug 30-Aug
- Keith Henggeler (pitcher, b. 1986, Oregon)
- 2007: Bridgeport Bluefish, Atlantic League (independent) - 1 game 14-Sep
- Tom Henke (pitcher, b. 1957, Missouri)
- 1992: Toronto Blue Jays, American League (MLB) - 1 game 27-Sep
- Travis Henke (pitcher, b. 1988, Missouri)
- 2012: Auburn Doubledays, New York-Penn League (short-season) - 1 game 21-Jul
- Bob Henley (catcher, b. 1973, Alabama)
- 1996: Harrisburg Senators, Eastern League (AA) - 3 games 15-Jun 9-Aug 27-Aug
- 1998: Montreal Expos, National League (MLB) - 1 game 23-Sep
- 2002: Hickory Crawdads, South Atlantic League (Low-A) - 1 game 26-Aug
- Tyler Henley (outfielder, b. 1985, Alabama)
- 2007: Batavia Muckdogs, New York-Penn League (short-season) - 1 game 4-Aug
- Sean Henn (pitcher, b. 1981, Texas)
- 2004: Trenton Thunder, Eastern League (AA) - 2 games 3-Aug g1 4-Sep
- 2007: New York Yankees, Major League Baseball - 1 game 30-Sep
- 2013: New York Mets, Major League Baseball - 1 game 9-Sep
- Mike Henneman (pitcher, b. 1961, Missouri)
- 1992: Detroit Tigers, American League (MLB) - 1 game 10-Aug
- Joey Hennessey (pitcher, b. 1997, Florida)
- 2024: Billings Mustangs, Pioneer League (independent) - 1 game 5-Jul g2
- Dan Hennigan (infielder, b. 1990)
- 2012: Somerset Patriots, Atlantic League (independent) - 2 games 25-Jul 20-Sep
- Jonathan Hennigan (pitcher, b. 1994, Texas)
- Clayton Henning (outfielder, b. 1993, Kansas)
- 2014: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 28-Jul
- Matt Henrie (pitcher, b. 1979, Texas)
- 2004: Tucson Sidewinders, Pacific Coast League (AAA) - 1 game 9-Aug
- Dan Henrikson (pitcher, b. 1968, North Dakota)
- 1994: San Jose Giants, California League (High-A) - 1 game 4-Sep
- Hector Henriquez (pitcher, b. 1978, Dominican Republic)
- 1999: Utica Blue Sox, New York-Penn League (short-season) - 1 game 29-Jul
- Jonh Henriquez (pitcher, b. 1999, Dominican Republic)
- Nolberto Henriquez (pitcher, b. 1999, Dominican Republic)
- 2023: Mesa Solar Sox, Arizona Fall League - 1 game 11-Oct
- Ralph Henriquez (catcher, b. 1987, Florida)
- 2006: Greeneville Astros, Appalachian League (rookie) - 1 game 19-Aug
- 2009: Brooklyn Cyclones, New York-Penn League (short-season) - 2 games 2-Sep 8-Sep
- 2013: Long Island Ducks, Atlantic League (independent) - 1 game 28-Sep
- Ronny Henriquez (pitcher, b. 2000, Dominican Republic)
- 2022: Minnesota Twins, Major League Baseball - 1 game 1-Oct
- 2023: St. Paul Saints, International League (AAA) - 1 game 29-Jun
- 2024: Minnesota Twins, Major League Baseball - 1 game 2-Sep
- Butch Henry (pitcher, b. 1968, Texas)
- 1992: Houston Astros, National League (MLB) - 1 game 15-Aug
- 1993: Colorado Rockies, National League (MLB) - 1 game 5-Apr
- 1993: Montreal Expos, National League (MLB) - 1 game 18-Sep
- C.J. Henry (utility, b. 1986, Oklahoma)
- 2006: Lakewood BlueClaws, South Atlantic League (Low-A) - 3 games 15-Aug 6-Sep 14-Sep
- 2007: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 5-Apr
- Chad Henry (infielder, b. 1979, Florida)
- 2003: Joliet Jackhammers, Northern League (independent) - 1 game 27-Jul
- Cole Henry (pitcher, b. 1999, Alabama)
- 2022: Harrisburg Senators, Eastern League (AA) - 1 game 5-May
- Doug Henry (pitcher, b. 1963, California)
- 1992: Milwaukee Brewers, American League (MLB) - 1 game 14-Aug g1
- 1996: New York Mets, National League (MLB) - 2 games 6-Apr 10-Sep
- 1997: San Francisco Giants, National League (MLB) - 1 game 31-Aug
- Dwayne Henry (pitcher, b. 1962, Maryland)
- Jabari Henry (outfielder, b. 1990, Florida)
- 2012: Pulaski Mariners, Appalachian League (rookie) - 1 game 14-Aug
- 2015: Jackson Generals, Southern League (AA) - 1 game 29-Jul
- Jon Henry (pitcher, b. 1968, Maine)
- 1994: Salt Lake Buzz, Pacific Coast League (AAA) - 1 game 10-Sep
- Jordan Henry (outfielder, b. 1988, Texas)
- 2009: Mahoning Valley Scrappers, New York-Penn League (short-season) - 2 games 8-Sep 14-Sep
- 2011: Akron Aeros, Eastern League (AA) - 1 game 3-Aug
- 2012: Akron Aeros, Eastern League (AA) - 1 game 15-Sep
- Justin Henry (utility, b. 1985, Mississippi)
- 2007: Oneonta Tigers, New York-Penn League (short-season) - 1 game 1-Aug
- Payton Henry (catcher, b. 1997, Utah)
- 2021: Miami Marlins, Major League Baseball - 1 game 24-Sep
- 2022: Miami Marlins, Major League Baseball - 1 game 16-Apr
- 2023: Nashville Sounds, International League (AAA) - 1 game 19-Apr
- Rob Henry (outfielder, b. 1995, Rhode Island)
- 2018: Carolina Mudcats, Carolina League (High-A) - 1 game 2-Sep
- Santiago Henry (infielder, b. 1972, Dominican Republic)
- 1997: Knoxville Smokies, Southern League (AA) - 1 game 10-Aug
- Sean Henry (utility, b. 1985, California)
- 2006: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 15-Aug
- Seth Henry (infielder, b. 1987, Louisiana)
- 2011: Quebec Les Capitales, Can-Am League (independent) - 3 games 2-Aug 13-Sep 14-Sep
- Brian Hensen (pitcher, b. 1982, South Carolina)
- 2004: Lakeland Tigers, Florida State League (High-A) - 1 game 28-Aug
- Brad Hensler (infielder, b. 1978, Pennsylvania)
- 2002: Washington Wild Things, Frontier League (independent) - 1 game 28-Jul
- Clay Hensley (pitcher, b. 1979, Texas)
- 2008: San Diego Padres, Major League Baseball - 2 games 28-Jul 20-Sep
- 2010: Florida Marlins, Major League Baseball - 1 game 6-Sep day
- 2012: San Francisco Giants, Major League Baseball - 1 game 4-Jul
- David Hensley (infielder, b. 1996, California)
- 2022: Sugar Land Space Cowboys, Pacific Coast League (AAA) - 1 game 3-Aug
- 2022: Houston Astros, Major League Baseball - 2 games 20-Sep 21-Sep
- Matt Hensley (pitcher, b. 1978, California)
- 2008: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 1-Sep
- Spencer Henson (first baseman, b. 1997, Oklahoma)
- 2021: Tampa Tarpons, Low-A Southeast - 1 game 6-Jun
- 2022: Hudson Valley Renegades, South Atlantic League (High-A) - 1 game 4-May
- Tyler Henson (utility, b. 1987, Oklahoma)
- 2013: Reading Fightin Phils, Eastern League (AA) - 1 game 27-May
- 2013: Lehigh Valley IronPigs, International League (AAA) - 1 game 2-Sep
- 2014: Lehigh Valley IronPigs, International League (AAA) - 1 game 1-Sep
- 2015: Lehigh Valley IronPigs, International League (AAA) - 2 games 4-Jul 7-Sep
- Pat Hentgen (pitcher, b. 1968, Michigan)
- 1998: Toronto Blue Jays, American League (MLB) - 1 game 26-Jul
- Sam Hentges (pitcher, b. 1996, Minnesota)
- 2022: Cleveland Guardians, Major League Baseball - 2 games 30-Jul 28-Sep
- 2023: Cleveland Guardians, Major League Baseball - 1 game 13-Aug
- Lincoln Henzman (pitcher, b. 1995, Kentucky)
- 2018: Winston-Salem Dash, Carolina League (High-A) - 1 game 1-Sep
- 2019: Birmingham Barons, Southern League (AA) - 1 game 27-Jul
- Eric Hepple (pitcher, b. 1996, Florida)
- 2019: Grand Junction Rockies, Pioneer League (rookie) - 1 game 7-Jul
- Mike Hepple (pitcher, b. 1990, Connecticut)
- 2014: Brooklyn Cyclones, New York-Penn League (short-season) - 2 games 30-Jul 13-Aug g1
- 2018: Quebec Les Capitales, Can-Am League (independent) - 2 games 5-Sep 14-Sep
- Tyler Herb (pitcher, b. 1992, Pennsylvania)
- 2015: Clinton LumberKings, Midwest League (Low-A) - 1 game 28-Aug
- Ron Herbel (pitcher, b. 1938, Colorado; d. 2000, Washington)
- 1970: New York Mets, National League (MLB) - 1 game 13-Sep
- Jacob Herbert (catcher, b. 2000, Florida)
- 2019: GCL Red Sox, Gulf Coast League (rookie) - 1 game 21-Aug g2
- Sam Herbert (outfielder, b. 1981, California)
- 2004: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 23-Aug
- Lucas Herbst (outfielder, b. 1990, California)
- 2012: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 7-Aug
- 2012: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 21-Aug
- Alex Herceg (catcher, b. 1993, New Jersey)
- 2017: Rockland Boulders, Can-Am League (independent) - 1 game 14-Aug
- 2018: Rockland Boulders, Can-Am League (independent) - 2 games 12-Jun g1 12-Jun g2
- 2018: Trois-Rivieres Aigles, Can-Am League (independent) - 1 game 18-Jul day
- Angel Heredia (pitcher, b. 1992, Dominican Republic)
- 2015: Quad Cities River Bandits, Midwest League (Low-A) - 2 games 3-Sep 5-Sep
- Felix Heredia (pitcher, b. 1975, Dominican Republic)
- 1996: Florida Marlins, National League (MLB) - 2 games 9-Sep 10-Sep
- 1999: Chicago Cubs, National League (MLB) - 1 game 23-Jul
- 2000: Chicago Cubs, Major League Baseball - 1 game 2-Sep
- 2001: Chicago Cubs, Major League Baseball - 1 game 29-Jul
- 2003: Cincinnati Reds, Major League Baseball - 1 game 4-Jul
- 2004: New York Yankees, Major League Baseball - 2 games 20-Sep 21-Sep
- Gil Heredia (pitcher, b. 1965, Arizona)
- 1992: Montreal Expos, National League (MLB) - 1 game 5-Sep
- 1993: Montreal Expos, National League (MLB) - 2 games 18-Sep 25-Sep
- 1995: Montreal Expos, National League (MLB) - 1 game 10-Sep
- Guillermo Heredia (outfielder, b. 1991, Cuba)
- Jairo Heredia (pitcher, b. 1989, Dominican Republic)
- 2014: Trenton Thunder, Eastern League (AA) - 2 games 3-Apr 27-Jul
- Julian Heredia (pitcher, b. 1969, Dominican Republic)
- 2000: Nashua Pride, Atlantic League (independent) - 2 games 6-Sep 14-Sep
- 2002: Long Island Ducks, Atlantic League (independent) - 1 game 6-Sep
- Luis Heredia (pitcher, b. 1994, Mexico)
- 2013: West Virginia Power, South Atlantic League (Low-A) - 1 game 8-Aug
- 2016: Bradenton Marauders, Florida State League (High-A) - 1 game 30-Aug
- Nathanael Heredia (pitcher, b. 2000, Dominican Republic)
- 2022: Peoria Chiefs, Midwest League (High-A) - 1 game 25-Jun
- Raylin Heredia (outfielder, b. 2003, Dominican Republic)
- Starling Heredia (outfielder, b. 1999, Dominican Republic)
- 2017: Great Lakes Loons, Midwest League (Low-A) - 1 game 19-Aug
- Wilson Heredia (pitcher, b. 1972, Dominican Republic)
- 1995: Portland Sea Dogs, Eastern League (AA) - 1 game 27-Aug
- 2000: Newark Bears, Atlantic League (independent) - 1 game 6-Sep
- Matt Herges (pitcher, b. 1970, Illinois)
- 2004: San Francisco Giants, Major League Baseball - 1 game 25-Jul
- Jimmy Herget (pitcher, b. 1993, Florida)
- 2016: Daytona Tortugas, Florida State League (High-A) - 1 game 23-Aug g2
- 2023: Salt Lake Bees, Pacific Coast League (AAA) - 1 game 8-Aug
- Kevin Herget (pitcher, b. 1991, New Jersey)
- 2018: Memphis Redbirds, Pacific Coast League (AAA) - 1 game 18-Sep
- 2023: Louisville Bats, International League (AAA) - 1 game 1-Jul
- Jack Herman (outfielder, b. 1999, New Jersey)
- Sean Hermann (pitcher, b. 2003, Florida)
- Chad Hermansen (outfielder, b. 1977, Utah)
- 1996: Lynchburg Hillcats, Carolina League (High-A) - 3 games 26-Jul 1-Sep g1 1-Sep g2
- 1997: Carolina Mudcats, Southern League (AA) - 1 game 11-Aug
- 1998: Nashville Sounds, Pacific Coast League (AAA) - 1 game 26-Aug
- 1999: Pittsburgh Pirates, National League (MLB) - 1 game 2-Oct
- 2006: Sioux Falls Canaries, American Association (independent) - 1 game 6-Aug
- Dustin Hermanson (pitcher, b. 1972, Ohio)
- 1996: San Diego Padres, National League (MLB) - 1 game 10-Aug
- 1997: Montreal Expos, National League (MLB) - 1 game 13-Sep
- 1998: Montreal Expos, National League (MLB) - 2 games 9-Jul 20-Sep
- 1999: Montreal Expos, National League (MLB) - 1 game 3-Oct
- 2000: Montreal Expos, Major League Baseball - 1 game 11-Sep g1
- Anthony Hermelyn (catcher/first base, b. 1993, Texas)
- 2015: Tri-City ValleyCats, New York-Penn League (short-season) - 1 game 4-Aug
- 2017: Buies Creek Astros, Carolina League (High-A) - 1 game 11-Jun
- 2018: Trois-Rivieres Aigles, Can-Am League (independent) - 2 games 18-Jul day 8-Sep
- Jeremy Hermida (outfielder, b. 1984, Georgia)
- 2006: Florida Marlins, Major League Baseball - 1 game 30-Jul
- 2008: Florida Marlins, Major League Baseball - 1 game 8-Aug
- 2011: Louisville Bats, International League (AAA) - 1 game 1-Aug
- 2013: Columbus Clippers, International League (AAA) - 1 game 24-Apr
- 2014: Nashville Sounds, Pacific Coast League (AAA) - 2 games 21-Aug g1 21-Aug g2
- Michael Hermosillo (outfielder, b. 1995, Arizona)
- 2023: Scranton/Wilkes-Barre RailRiders, International League (AAA) - 1 game 15-Jul
- Darell Hernaiz (infielder, b. 2001, Puerto Rico)
- 2019: GCL Orioles, Gulf Coast League (rookie) - 3 games 5-Aug g1 20-Aug 24-Aug g1
- 2021: Delmarva Shorebirds, Low-A East - 1 game 5-Sep
- 2023: Las Vegas Aviators, Pacific Coast League (AAA) - 1 game 9-Aug
- Juan Hernaiz (outfielder, b. 1975, Puerto Rico)
- 1998: Jacksonville Suns, Southern League (AA) - 1 game 27-Aug
- Aaron Hernandez (pitcher, b. 1996, Texas)
- 2019: Mesa Solar Sox, Arizona Fall League - 1 game 15-Oct
- 2022: Rocket City Trash Pandas, Southern League (AA) - 1 game 6-Aug
- Adrian Hernandez (pitcher, b. 2000, Mexico)
- Adrian Hernandez (outfielder, b. 2001, Dominican Republic)
- Alex Hernandez (first base/outfield, b. 1977, Puerto Rico)
- 1996: Erie SeaWolves, New York-Penn League (short-season) - 2 games 3-Aug 4-Aug
- 1999: Altoona Curve, Eastern League (AA) - 1 game 1-Aug
- 2003: Somerset Patriots, Atlantic League (independent) - 1 game 7-Aug
- Alex Hernandez (infielder, b. 1992, Florida)
- 2015: Gary Southshore RailCats, American Association (independent) - 2 games 1-Sep 6-Sep
- Alex Hernandez (catcher, b. 1999, Florida)
- 2022: Gateway Grizzlies, Frontier League (independent) - 1 game 13-Jul
- Alexis Hernandez (infielder, b. 1972, Cuba)
- Alexis Hernandez (outfielder, b. 2002, Venezuela)
- Allan Hernandez (pitcher, b. 2001, Maryland)
- 2024: Surprise Saguaros, Arizona Fall League - 1 game 11-Oct
- Anderson Hernandez (infielder, b. 1982, Dominican Republic)
- 2003: Lakeland Tigers, Florida State League (High-A) - 1 game 25-Aug
- 2004: Erie SeaWolves, Eastern League (AA) - 2 games 31-Aug 4-Sep
- 2005: New York Mets, Major League Baseball - 1 game 2-Oct
- 2006: New York Mets, Major League Baseball - 1 game 16-Apr
- 2008: Washington Nationals, Major League Baseball - 3 games 10-Sep 20-Sep 21-Sep
- 2009: New York Mets, Major League Baseball - 2 games 4-Sep 21-Sep
- Ariel Hernandez (pitcher, b. 1992, Dominican Republic)
- 2016: Daytona Tortugas, Florida State League (High-A) - 1 game 23-Aug g2
- Arnaldo Hernandez (pitcher, b. 1996, Venezuela)
- 2018: Surprise Saguaros, Arizona Fall League - 1 game 9-Nov
- 2022: Biloxi Shuckers, Southern League (AA) - 2 games 12-Jun 4-Aug
- Arxy Hernandez (infielder, b. 2003, Dominican Republic)
- 2024: Kannapolis Cannon Ballers, Carolina League (Low-A) - 2 games 12-May 11-Aug g1
- Brandon Hernandez (infielder, b. 2001, Quebec)
- Brayan Hernandez (outfielder, b. 1997, Venezuela)
- 2018: Batavia Muckdogs, New York-Penn League (short-season) - 2 games 29-Jul 2-Aug
- Brayan Hernandez (catcher/first base, b. 2001, Dominican Republic)
- 2021: FCL Orioles Black, Florida Complex League (rookie) - 2 games 24-Aug g1 26-Aug g2
- 2024: Delmarva Shorebirds, Carolina League (Low-A) - 1 game 12-May
- Brian Hernandez (infielder, b. 1988, California)
- 2015: Arkansas Travelers, Texas League (AA) - 1 game 30-Jul
- Bryant Hernandez (infielder, b. 1988, California)
- 2009: Ogden Raptors, Pioneer League (rookie) - 1 game 17-Aug
- Buddy Hernandez (pitcher, b. 1979, Pennsylvania)
- 2008: Camden Riversharks, Atlantic League (independent) - 2 games 19-Jun 13-Sep g1
- Carlos Hernandez (infielder, b. 1975, Venezuela)
- 1995: Quad City River Bandits, Midwest League (Low-A) - 1 game 6-Aug
- 1998: New Orleans Zephyrs, Pacific Coast League (AAA) - 1 game 28-Aug
- 2001: Binghamton Mets, Eastern League (AA) - 1 game 22-Jul
- 2003: Round Rock Express, Texas League (AA) - 1 game 9-Aug
- 2005: Long Island Ducks, Atlantic League (independent) - 1 game 17-Sep
- Carlos Hernandez (pitcher, b. 1994, Dominican Republic)
- 2016: GCL Mets, Gulf Coast League (rookie) - 1 game 29-Aug g2
- 2019: St. Lucie Mets, Florida State League (High-A) - 2 games 8-Apr 11-Apr
- Carlos Hernandez (pitcher, b. 1994, Dominican Republic)
- 2018: Kane County Cougars, Midwest League (Low-A) - 1 game 5-Aug
- Cesar Hernandez (infielder, b. 1990, Venezuela)
- 2010: Williamsport Crosscutters, New York-Penn League (short-season) - 2 games 29-Jul 9-Aug
- 2012: Reading Phillies, Eastern League (AA) - 1 game 7-Apr
- 2014: Lehigh Valley IronPigs, International League (AAA) - 2 games 17-Aug 1-Sep
- 2016: Philadelphia Phillies, Major League Baseball - 3 games 8-Apr 25-Sep 2-Oct
- 2017: Philadelphia Phillies, Major League Baseball - 1 game 1-Oct
- 2018: Philadelphia Phillies, Major League Baseball - 4 games 14-Jun 9-Jul g1 9-Jul g2 28-Sep
- 2019: Philadelphia Phillies, Major League Baseball - 2 games 26-Sep 27-Sep
- 2021: Chicago White Sox, Major League Baseball - 3 games 21-Aug 22-Aug 3-Oct
- 2022: Washington Nationals, Major League Baseball - 1 game 26-Sep
- Chris Hernandez (pitcher, b. 1988, Florida)
- 2011: Salem Red Sox, Carolina League (High-A) - 1 game 13-Aug
- 2012: Portland Sea Dogs, Eastern League (AA) - 1 game 7-Apr
- Cristian Hernandez (pitcher, b. 2000, Venezuela)
- Cristian Hernandez (infielder, b. 2003, Dominican Republic)
- 2023: Myrtle Beach Pelicans, Carolina League (Low-A) - 1 game 8-Sep
- Darwinzon Hernandez (pitcher, b. 1996, Venezuela)
- 2018: Mesa Solar Sox, Arizona Fall League - 1 game 7-Nov
- 2019: Boston Red Sox, Major League Baseball - 1 game 22-Sep
- 2021: Worcester Red Sox, Triple-A East - 1 game 7-Sep
- 2023: Norfolk Tides, International League (AAA) - 1 game 15-Jul
- David Hernandez (pitcher, b. 1985, California)
- 2005: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 17-Jul
- 2013: Arizona Diamondbacks, Major League Baseball - 1 game 4-Jul
- 2016: Philadelphia Phillies, Major League Baseball - 1 game 8-Apr
- Daysbel Hernandez (pitcher, b. 1996, Cuba)
- 2019: Florida Fire Frogs, Florida State League (High-A) - 1 game 23-Apr
- 2024: Atlanta Braves, Major League Baseball - 1 game 17-Jun
- Diomedes Hernandez (catcher/first base, b. 2005, Venezuela)
- 2024: FCL Yankees, Florida Complex League (rookie) - 1 game 17-May
- 2024: Tampa Tarpons, Florida State League (Low-A) - 1 game 18-Aug
- Diory Hernandez (infielder, b. 1984, Dominican Republic)
- 2003: GCL Braves, Gulf Coast League (rookie) - 3 games 25-Aug 26-Aug 27-Aug
- 2009: Gwinnett Braves, International League (AAA) - 1 game 12-Sep
- 2010: Atlanta Braves, Major League Baseball - 1 game 19-Sep
- Eddie Hernandez (infielder, b. 1999, Venezuela)
- 2022: Cleburne Railroaders, American Association (independent) - 1 game 10-Jul
- Elier Hernandez (outfielder, b. 1994, Dominican Republic)
- 2018: Omaha Storm Chasers, Pacific Coast League (AAA) - 1 game 7-Aug
- 2019: Omaha Storm Chasers, Pacific Coast League (AAA) - 1 game 23-Jul
- Elieser Hernandez (pitcher, b. 1995, Venezuela)
- 2022: Jacksonville Jumbo Shrimp, International League (AAA) - 1 game 30-Aug
- Enrique (Kike) Hernandez (utility, b. 1991, Puerto Rico)
- 2010: Tri-City ValleyCats, New York-Penn League (short-season) - 1 game 14-Sep
- 2011: Lexington Legends, South Atlantic League (Low-A) - 1 game 2-Jul
- 2014: Miami Marlins, Major League Baseball - 2 games 15-Sep 17-Sep
- 2015: Los Angeles Dodgers, Major League Baseball - 1 game 24-Jul
- 2016: Los Angeles Dodgers, Major League Baseball - 1 game 13-Sep
- 2018: Los Angeles Dodgers, Major League Baseball - 1 game 20-Aug
- 2019: Los Angeles Dodgers, Major League Baseball - 1 game 21-May
- 2021: Boston Red Sox, Major League Baseball - 2 games 1-Aug 29-Sep
- 2022: Boston Red Sox, Major League Baseball - 2 games 5-Sep 2-Oct
- 2023: Boston Red Sox, Major League Baseball - 1 game 13-Apr
- Enzo Hernandez (infielder, b. 1949, Venezuela)
- 1974: San Diego Padres, National League (MLB) - 1 game 10-Jul
- Felix Hernandez (pitcher, b. 1986, Venezuela)
- 2013: Seattle Mariners, Major League Baseball - 1 game 23-Aug
- Fernando Hernandez (pitcher, b. 1971, Dominican Republic)
- 1991: Burlington Indians, Appalachian League (rookie) - 1 game 16-Aug
- Fernando Hernandez (pitcher, b. 1984, Florida)
- 2006: Winston-Salem Warthogs, Carolina League (High-A) - 1 game 29-Jul
- 2007: Birmingham Barons, Southern League (AA) - 1 game 17-Aug
- 2011: Camden Riversharks, Atlantic League (independent) - 1 game 9-Sep
- 2012: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 5-Apr
- 2013: Somerset Patriots, Atlantic League (independent) - 2 games 20-Sep 28-Sep
- Fidel Hernandez (infielder, b. 1986, Venezuela)
- 2006: Lakewood BlueClaws, South Atlantic League (Low-A) - 3 games 26-Apr 14-Sep 15-Sep
- 2007: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 30-Aug
- 2011: Reading Phillies, Eastern League (AA) - 1 game 5-May
- Francisco Hernandez (pitcher, b. 1976, Dominican Republic)
- 1995: Frederick Keys, Carolina League (High-A) - 1 game 31-Aug
- 1997: Frederick Keys, Carolina League (High-A) - 1 game 6-Apr
- Francisco Hernandez (infielder, b. 1999, Quebec)
- 2019: GCL Cardinals, Gulf Coast League (rookie) - 1 game 8-Aug
- 2022: Peoria Chiefs, Midwest League (High-A) - 1 game 25-Jun
- 2023: Peoria Chiefs, Midwest League (High-A) - 1 game 24-Jun
- Gorkys Hernandez (outfielder, b. 1987, Venezuela)
- 2012: Miami Marlins, Major League Baseball - 2 games 10-Aug 21-Sep
- 2013: Omaha Storm Chasers, Pacific Coast League (AAA) - 1 game 29-Aug
- 2014: Charlotte Knights, International League (AAA) - 1 game 25-May
- 2017: San Francisco Giants, Major League Baseball - 1 game 2-Aug
- 2019: Boston Red Sox, Major League Baseball - 1 game 22-Sep
- Hector Hernandez (pitcher, b. 1991, Puerto Rico)
- 2022: Santurce Cangrejeros, Liga Clemente (winter) - 1 game 3-Dec
- Heriberto Hernandez (outfielder, b. 1999, Dominican Republic)
- 2021: Charleston RiverDogs, Low-A East - 1 game 18-Jun
- 2021: Scottsdale Scorpions, Arizona Fall League - 2 games 16-Oct 21-Oct
- 2022: Bowling Green Hot Rods, South Atlantic League (High-A) - 1 game 16-Aug
- Jan Hernandez (infielder, b. 1995, Puerto Rico)
- 2014: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 23-Apr
- 2014: Williamsport Crosscutters, New York-Penn League (short-season) - 2 games 4-Jul g1 4-Jul g2
- 2015: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 13-Sep
- 2016: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Sep
- 2018: Reading Fightin Phils, Eastern League (AA) - 3 games 26-May g1 26-May g2 4-Jun
- 2022: Carolina Gigantes, Liga Clemente (winter) - 1 game 2-Dec
- Jayson Hernandez (catcher, b. 1988, New York)
- 2014: Salem Red Sox, Carolina League (High-A) - 1 game 24-May
- 2015: Sussex County Miners, Can-Am League (independent) - 3 games 15-Jul 6-Aug 18-Aug
- Jeremy Hernandez (pitcher, b. 1966, California)
- 1993: Cleveland Indians, American League (MLB) - 1 game 3-Sep
- Jesus Hernandez (infielder, b. 2004, Venezuela)
- 2024: Jupiter Hammerheads, Florida State League (Low-A) - 2 games 15-May 27-May
- Jevi Hernandez (outfielder, b. 1999, Dominican Republic)
- Johnny Hernandez (outfielder, b. 1979, New York)
- 1999: Johnson City Cardinals, Appalachian League (rookie) - 2 games 7-Aug g1 7-Aug g2
- 2000: Peoria Chiefs, Midwest League (Low-A) - 1 game 12-Aug
- Johnny Hernandez (catcher/outfield, b. 1979, California)
- 2007: Bridgeport Bluefish, Atlantic League (independent) - 1 game 14-Sep
- Jommer Hernandez (catcher/first base, b. 2000, Dominican Republic)
- 2022: Dunedin Blue Jays, Florida State League (Low-A) - 1 game 1-Jun
- Jonathan Hernandez (pitcher, b. 1996, Tennessee)
- 2022: Texas Rangers, Major League Baseball - 1 game 16-Sep
- Jose Hernandez (utility, b. 1969, Puerto Rico)
- 1999: Chicago Cubs, National League (MLB) - 1 game 23-Jul
- 2001: Milwaukee Brewers, Major League Baseball - 2 games 31-Jul 19-Aug
- Jose Hernandez (catcher, b. 1980, Venezuela)
- 2003: Lynchburg Hillcats, Carolina League (High-A) - 1 game 5-Apr
- Jose Hernandez (pitcher, b. 1997, Dominican Republic)
- Jose Hernandez (catcher/first base, b. 2002, Dominican Republic)
- 2023: St. Lucie Mets, Florida State League (Low-A) - 2 games 11-Jun 26-Aug
- Juan Hernandez (pitcher, b. 1987, Dominican Republic)
- 2006: Quebec Les Capitales, Can-Am League (independent) - 1 game 14-Aug
- Juan Hernandez (infielder, b. 2006, Venezuela)
- Keith Hernandez (first baseman, b. 1953, California)
- 1984: New York Mets, National League (MLB) - 3 games 17-Apr 8-Sep 23-Sep
- 1985: New York Mets, National League (MLB) - 1 game 9-Apr
- 1986: New York Mets, National League (MLB) - 1 game 14-Apr
- Kenny Hernandez (infielder, b. 1998, Venezuela)
- 2016: GCL Mets, Gulf Coast League (rookie) - 1 game 29-Aug g1
- Kenny Hernandez (pitcher, b. 1998, Panama)
- 2021: Hillsboro Hops, High-A West - 1 game 10-Jul
- Kevison Hernandez (pitcher, b. 2002, Dominican Republic)
- 2023: FCL Pirates, Florida Complex League (rookie) - 1 game 9-Jun
- Landon Hernandez (catcher, b. 1987)
- 2012: Gateway Grizzlies, Frontier League (independent) - 1 game 26-May
- Leonel Hernandez (outfielder, b. 1998, Cuba)
- Livan Hernandez (pitcher, b. 1975, Cuba)
- 1997: Florida Marlins, National League (MLB) - 1 game 27-Sep
- 1998: Florida Marlins, National League (MLB) - 1 game 18-Sep
- 2004: Montreal Expos, Major League Baseball - 1 game 2-Oct
- 2010: Washington Nationals, Major League Baseball - 1 game 3-Oct
- 2011: Washington Nationals, Major League Baseball - 1 game 30-May
- Luigi Hernandez (pitcher, b. 2003, New York)
- 2023: Bradenton Marauders, Florida State League (Low-A) - 1 game 8-Apr
- 2024: Bradenton Marauders, Florida State League (Low-A) - 1 game 27-Jun
- Luis Hernandez (infielder, b. 1984, Venezuela)
- 2007: Bowie Baysox, Eastern League (AA) - 1 game 6-Apr
- 2007: Baltimore Orioles, Major League Baseball - 2 games 19-Sep 30-Sep
- 2010: New York Mets, Major League Baseball - 1 game 4-Sep
- 2011: Buffalo Bisons, International League (AAA) - 1 game 3-Jul
- 2013: Columbus Clippers, International League (AAA) - 1 game 24-Apr
- 2016: Bridgeport Bluefish, Atlantic League (independent) - 3 games 24-Jul 31-Jul g1 31-Jul g2
- 2017: Bridgeport Bluefish, Atlantic League (independent) - 1 game 17-Sep
- Luis Hernandez (pitcher, b. 1992, Dominican Republic)
- 2017: Dominican Republic, Can-Am League (independent) - 1 game 14-Jun
- Luis Hernandez (catcher, b. 2000, Venezuela)
- 2022: Bradenton Marauders, Florida State League (Low-A) - 1 game 10-Aug
- 2022: FCL Pirates, Florida Complex League (rookie) - 1 game 22-Aug
- 2022: Greensboro Grasshoppers, South Atlantic League (High-A) - 1 game 31-Aug
- 2023: Greensboro Grasshoppers, South Atlantic League (High-A) - 1 game 10-May
- 2023: Bradenton Marauders, Florida State League (Low-A) - 1 game 8-Jun
- Maikel Hernandez (pitcher, b. 2005, Venezuela)
- 2024: FCL Rays, Florida Complex League (rookie) - 1 game 22-Jul
- Maikol Hernandez (infielder, b. 2003, Venezuela)
- 2022: FCL Orioles, Florida Complex League (rookie) - 1 game 1-Aug
- 2023: FCL Orioles, Florida Complex League (rookie) - 3 games 9-Jun 19-Jun 21-Aug
- 2024: FCL Orioles, Florida Complex League (rookie) - 1 game 3-Jun
- Manny Hernandez (outfielder, b. 1992, Guatemala)
- 2012: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 26-Aug
- Marco Hernandez (infielder, b. 1992, Dominican Republic)
- 2016: Pawtucket Red Sox, International League (AAA) - 1 game 4-May
- 2016: Boston Red Sox, Major League Baseball - 1 game 28-Sep
- 2021: Charlotte Knights, Triple-A East - 1 game 11-Aug
- Marco Hernandez (catcher/first base, b. 1998, Venezuela)
- 2019: Ogden Raptors, Pioneer League (rookie) - 1 game 6-Jul
- Maxwel Hernandez (pitcher, b. 2003, Dominican Republic)
- 2024: FCL Phillies, Florida Complex League (rookie) - 2 games 1-Jun 23-Jul
- Michael Hernandez (pitcher, b. 1981, California)
- 2005: Lake County Captains, South Atlantic League (Low-A) - 1 game 7-Apr
- Michael Hernandez (outfielder, b. 1983, New York)
- 2009: Newark Bears, Atlantic League (independent) - 5 games 16-Jul 12-Aug 31-Aug 25-Sep 27-Sep
- 2010: Somerset Patriots, Atlantic League (independent) - 1 game 24-Sep
- 2011: Somerset Patriots, Atlantic League (independent) - 1 game 12-Sep
- 2013: York Revolution, Atlantic League (independent) - 1 game 4-Sep
- 2014: Trois-Rivieres Aigles, Can-Am League (independent) - 1 game 26-Jul
- Michael Hernandez (catcher, b. 1995, Florida)
- 2018: Greensboro Grasshoppers, South Atlantic League (Low-A) - 1 game 30-May
- 2019: Jupiter Hammerheads, Florida State League (High-A) - 1 game 15-May g2
- Michel Hernandez (catcher, b. 1978, Cuba)
- 2007: Durham Bulls, International League (AAA) - 1 game 2-Sep
- 2011: Akron Aeros, Eastern League (AA) - 1 game 3-Aug
- Miguel Hernandez (infielder, b. 1980, Texas)
- 2003: Chillicothe Paints, Frontier League (independent) - 1 game 28-Jul
- Miguel Hernandez (pitcher, b. 1995, Dominican Republic)
- 2017: Bristol Pirates, Appalachian League (rookie) - 2 games 25-Aug 27-Aug
- Miguel Hernandez (infielder, b. 1999, Venezuela)
- 2022: Chattanooga Lookouts, Southern League (AA) - 1 game 14-Jul
- Miguel Hernandez (pitcher, b. 2002, Venezuela)
- 2023: FCL Braves, Florida Complex League (rookie) - 1 game 8-Jul
- Moises Hernandez (picher, b. 1984, Venezuela)
- 2005: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 17-Jul
- Nick Hernandez (pitcher, b. 1994, Texas)
- 2017: Buies Creek Astros, Carolina League (High-A) - 1 game 11-Jun
- 2022: Sugar Land Space Cowboys, Pacific Coast League (AAA) - 1 game 3-Aug
- Omar Hernandez (catcher, b. 2001, Cuba)
- 2022: Columbia Fireflies, Carolina League (Low-A) - 1 game 22-Jun
- Omar Hernandez (pitcher, b. 2004, Venezuela)
- 2022: FCL Orioles, Florida Complex League (rookie) - 1 game 1-Aug
- Orlando Hernandez (pitcher, b. 1965, Cuba)
- 1999: New York Yankees, American League (MLB) - 1 game 11-Apr
- 2000: New York Yankees, Major League Baseball - 1 game 1-Oct
- 2006: New York Mets, Major League Baseball - 1 game 22-Sep
- 2007: New York Mets, Major League Baseball - 2 games 11-Sep 26-Sep
- Oscar Hernandez (catcher, b. 1993, Venezuela)
- 2012: Princeton Rays, Appalachian League (rookie) - 1 game 17-Aug g1
- 2013: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 2-Aug 14-Aug
- 2016: Arizona Diamondbacks, Major League Baseball - 1 game 10-Aug
- Osvaldo Hernandez (pitcher, b. 1998, Cuba)
- 2019: Peoria Javelinas, Arizona Fall League - 1 game 18-Oct
- Ramon Hernandez (catcher, b. 1976, Venezuela)
- 1998: Huntsville Stars, Southern League (AA) - 1 game 27-Aug
- 1999: Oakland Athletics, American League (MLB) - 1 game 31-Aug
- 2004: San Diego Padres, Major League Baseball - 2 games 8-Aug 25-Aug
- 2006: Baltimore Orioles, Major League Baseball - 1 game 27-Sep
- 2007: Baltimore Orioles, Major League Baseball - 1 game 19-Sep
- Ramon Hernandez (utility, b. 1996, Dominican Republic)
- 2018: Visalia Rawhide, California League (High-A) - 1 game 14-Aug
- 2019: Jackson Generals, Southern League (AA) - 3 games 26-Jul 10-Sep 11-Sep
- Raul Hernandez (catcher, b. 1995, Venezuela)
- Roberto Hernandez (pitcher, b. 1964, Puerto Rico)
- 1997: San Francisco Giants, National League (MLB) - 1 game 1-Sep
- 2003: Atlanta Braves, Major League Baseball - 1 game 28-Sep
- 2004: Philadelphia Phillies, Major League Baseball - 2 games 17-Jun 11-Sep
- 2005: New York Mets, Major League Baseball - 2 games 4-Jul 3-Aug
- Roither Hernandez (pitcher, b. 1998, Dominican Republic)
- Ronald Hernandez (catcher/first base, b. 2003, Venezuela)
- 2023: St. Lucie Mets, Florida State League (Low-A) - 1 game 26-Aug
- 2024: St. Lucie Mets, Florida State League (Low-A) - 1 game 5-Jun
- Ronaldo Hernandez (catcher, b. 1997, Colombia)
- 2017: Princeton Rays, Appalachian League (rookie) - 1 game 29-Aug
- 2019: Charlotte Stone Crabs, Florida State League (High-A) - 5 games 10-Apr 17-May 18-May 20-Aug 24-Aug
- 2019: Salt River Rafters, Arizona Fall League - 1 game 15-Oct
- 2022: Worcester Red Sox, International League (AAA) - 1 game 27-Sep
- Ronny Hernandez (catcher, b. 2004, Venezuela)
- Runelvys Hernandez (pitcher, b. 1978, Dominican Republic)
- 2005: Kansas City Royals, Major League Baseball - 1 game 7-Aug
- Sammy Hernandez (catcher, b. 2004, Puerto Rico)
- 2023: Dunedin Blue Jays, Florida State League (Low-A) - 3 games 14-May 31-May 1-Jun
- 2023: FCL Blue Jays, Florida Complex League (rookie) - 1 game 13-Jun
- 2024: Palm Beach Cardinals, Florida State League (Low-A) - 1 game 5-Jun
- Samuel Hernandez (infielder, b. 1984, Dominican Republic)
- 2006: Vancouver Canadians, Northwest League (short-season) - 1 game 22-Aug
- Santo Hernandez (pitcher, b. 1984, Dominican Republic)
- 2008: Brockton Rox, Can-Am League (independent) - 1 game 24-Aug
- 2009: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Sep
- Teoscar Hernandez (outfielder, b. 1992, Dominican Republic)
- 2016: Houston Astros, Major League Baseball - 1 game 20-Aug
- 2018: Toronto Blue Jays, Major League Baseball - 2 games 16-Sep 21-Sep
- 2019: Toronto Blue Jays, Major League Baseball - 2 games 6-Sep 8-Sep
- 2021: Toronto Blue Jays, Major League Baseball - 6 games 30-Apr 1-May 15-May 24-May 21-Sep 22-Sep
- 2022: Toronto Blue Jays, Major League Baseball - 1 game 2-Oct
- 2023: Seattle Mariners, Major League Baseball - 1 game 10-Sep
- Victor Hernandez (utility, b. 1977, Puerto Rico)
- 1998: Somerset Patriots, Atlantic League (independent) - 1 game 12-Jul
- Victor Hernandez (utility, b. 1980)
- 1999: Lehigh Valley Black Diamonds, Atlantic League (independent) - 2 games 31-May 6-Sep g1
- 2000: Lehigh Valley Black Diamonds, Atlantic League (independent) - 2 games 2-Jul g1 2-Jul g2
- Wilkel Hernandez (pitcher, b. 1999, Venezuela)
- 2022: Lakeland Flying Tigers, Florida State League (Low-A) - 1 game 28-Jun
- Xavier Hernandez (pitcher, b. 1965, Texas)
- 1992: Houston Astros, National League (MLB) - 2 games 18-Aug 22-Aug
- 1993: Houston Astros, National League (MLB) - 2 games 15-Aug 12-Sep
- 1994: New York Yankees, American League (MLB) - 1 game 10-Apr
- 1995: Cincinnati Reds, National League (MLB) - 1 game 23-Sep
- Yadiel Hernandez (outfielder, b. 1987, Cuba)
- 2017: Harrisburg Senators, Eastern League (AA) - 1 game 3-Sep
- 2018: Syracuse Chiefs, International League (AAA) - 1 game 31-Jul
- 2021: Washington Nationals, Major League Baseball - 1 game 6-Sep
- Yasmani Hernandez (pitcher, b. 1985, Cuba)
- Yoel Hernandez (pitcher, b. 1980, Venezuela)
- 2001: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 13-Apr
- 2003: Reading Phillies, Eastern League (AA) - 1 game 27-Jun
- Yonny Hernandez (infielder, b. 1998, Venezuela)
- 2019: Down East Wood Ducks, Carolina League (High-A) - 1 game 4-May
- 2019: Frisco RoughRiders, Texas League (AA) - 1 game 10-Jul
- 2021: Texas Rangers, Major League Baseball - 1 game 14-Sep
- David Herndon (pitcher, b. 1985, Florida)
- 2010: Philadelphia Phillies, Major League Baseball - 1 game 6-Sep day
- 2011: Philadelphia Phillies, Major League Baseball - 1 game 23-Jul
- Junior Herndon (pitcher, b. 1978, Kansas)
- 1999: Mobile BayBears, Southern League (AA) - 1 game 3-Jul
- Aaron Herr (infielder, b. 1981, Pennsylvania)
- 2005: Springfield Cardinals, Texas League (AA) - 1 game 14-Aug
- 2009: Lancaster Barnstormers, Atlantic League (independent) - 1 game 12-Aug
- 2010: Lancaster Barnstormers, Atlantic League (independent) - 2 games 18-Aug 19-Aug
- 2011: Lancaster Barnstormers, Atlantic League (independent) - 1 game 26-Jul
- Tom Herr (infielder, b. 1956, Pennsylvania)
- 1985: St. Louis Cardinals, National League (MLB) - 1 game 9-Apr
- 1986: St. Louis Cardinals, National League (MLB) - 1 game 14-Apr
- Tyler Herr (pitcher, b. 1990, Texas)
- 2014: Santa Fe Fuego, Pecos League (independent) - 1 game 21-Jul
- Alex Herrera (pitcher, b. 1979, Venezuela)
- 2005: North Shore Spirit, Can-Am League (independent) - 1 game 23-Jul
- Brayan Herrera (pitcher, b. 1998, Dominican Republic)
- 2019: Great Falls Voyagers, Pioneer League (rookie) - 1 game 4-Jul
- Brenan Herrera (infielder, b. 1982, Oklahoma)
- 2006: Idaho Falls Chukars, Pioneer League (rookie) - 1 game 25-Aug
- Carlos Herrera (infielder, b. 1996, Venezuela)
- 2018: Lancaster JetHawks, California League (High-A) - 2 games 12-Aug 16-Aug
- Christian Herrera (infielder, b. 1982, Mexico)
- 2002: South Georgia Waves, South Atlantic League (Low-A) - 1 game 24-Aug
- Daniel Herrera (pitcher, b. 1984, Texas)
- 2011: New York Mets, Major League Baseball - 4 games 8-Sep g1 8-Sep g2 11-Sep 26-Sep
- 2013: Long Island Ducks, Atlantic League (independent) - 1 game 28-Sep
- 2014: Somerset Patriots, Atlantic League (independent) - 2 games 2-Aug day 27-Sep
- 2015: Camden Riversharks, Atlantic League (independent) - 1 game 13-Aug
- 2016: Long Island Ducks, Atlantic League (independent) - 1 game 22-Sep
- Daniel Herrera (catcher, b. 1996, New Mexico)
- 2019: Lincoln Saltdogs, American Association (independent) - 2 games 31-May 16-Jul
- Dilson Herrera (infielder, b. 1994, Colombia)
- 2013: West Virginia Power, South Atlantic League (Low-A) - 1 game 8-Aug
- 2014: Binghamton Mets, Eastern League (AA) - 2 games 4-Jul 27-Jul
- 2014: New York Mets, Major League Baseball - 1 game 15-Sep
- 2015: New York Mets, Major League Baseball - 1 game 16-Sep
- Edgar Herrera (infielder, b. 1996, Dominican Republic)
- 2018: Dominican Republic, Can-Am League (independent) - 1 game 13-Jun
- Eduardo Herrera (pitcher, b. 2000, Venezuela)
- 2023: Columbia Fireflies, Carolina League (Low-A) - 1 game 16-Jul
- Elian Herrera (utility, b. 1985, Dominican Republic)
- 2009: Inland Empire 66ers, California League (High-A) - 1 game 26-Aug
- 2011: Chattanooga Lookouts, Southern League (AA) - 1 game 11-Aug
- 2013: Albuquerque Isotopes, Pacific Coast League (AAA) - 1 game 23-Jul
- 2015: Milwaukee Brewers, Major League Baseball - 2 games 23-Aug 25-Aug
- Ivan Herrera (catcher, b. 2000, Panama)
- 2023: Memphis Redbirds, International League (AAA - 1 game 6-Jun
- Jasier Herrera (pitcher, b. 1998, Colombia)
- 2021: Colombia, Americas Olympic Qualifier - 1 game 1-Jun
- Javi Herrera (catcher, b. 1981, Florida)
- 2003: Lake County Captains, South Atlantic League (Low-A) - 1 game 1-Aug
- 2008: Harrisburg Senators, Eastern League (AA) - 1 game 10-Apr
- Javier Herrera (outfielder, b. 1985, Venezuela)
- 2015: Trois-Rivieres Aigles, Can-Am League (independent) - 5 games 11-Aug 15-Aug 18-Sep 19-Sep 20-Sep
- 2017: Trois-Rivieres Aigles, Can-Am League (independent) - 1 game 10-Aug
- 2018: Trois-Rivieres Aigles, Can-Am League (independent) - 2 games 18-Jul day 8-Sep
- Jefferson Herrera (pitcher, b. 1999, Dominican Republic)
- Jonathan Herrera (infielder, b. 1984, Venezuela)
- 2009: Colorado Springs Sky Sox, Pacific Coast League (AAA) - 1 game 22-Aug
- Jose Herrera (outfielder, b. 1972, Dominican Republic)
- Jose Herrera (catcher, b. 1997, Venezuela)
- 2018: Kane County Cougars, Midwest League (Low-A) - 1 game 5-Aug
- Josue Herrera (infielder, b. 1997, Dominican Republic)
- Juan Herrera (infielder, b. 1993, Dominican Republic)
- 2016: Palm Beach Cardinals, Florida State League (High-A) - 1 game 26-Aug
- Julio Herrera (catcher/first base, b. 2000, Dominican Republic)
- 2021: FCL Orioles Black, Florida Complex League (rookie) - 2 games 24-Aug g1 26-Aug g1
- 2022: FCL Orioles, Florida Complex League (rookie) - 1 game 1-Aug
- Kelvin Herrera (pitcher, b. 1989, Dominican Republic)
- 2011: Omaha Storm Chasers, Pacific Coast League (AAA) - 1 game 1-Sep
- 2018: Washington Nationals, Major League Baseball - 2 games 4-Jul 15-Jul
- 2019: Chicago White Sox, Major League Baseball - 1 game 1-Jun
- Martin Herrera (pitcher, b. 2000, Mexico)
- 2022: FCL Tigers, Florida Complex League (rookie) - 1 game 20-Jun
- 2023: FCL Tigers, Florida Complex League (rookie) - 2 games 3-Aug 19-Aug
- Mike Herrera (pitcher, b. 1997, Texas)
- 2021: Roswell Invaders, Pecos League (independent) - 1 game 20-Jul
- Odubel Herrera (infielder, b. 1991, Venezuela)
- 2012: Myrtle Beach Pelicans, Carolina League (High-A) - 1 game 8-Aug
- 2015: Philadelphia Phillies, Major League Baseball - 1 game 30-Sep
- 2016: Philadelphia Phillies, Major League Baseball - 3 games 8-Apr 25-Sep 2-Oct
- 2017: Philadelphia Phillies, Major League Baseball - 1 game 1-Oct
- 2018: Philadelphia Phillies, Major League Baseball - 3 games 14-Jun 9-Jul g1 28-Sep
- 2021: Philadelphia Phillies, Major League Baseball - 4 games 15-May 29-May 9-Sep 28-Sep
- 2022: Clearwater Threshers, Florida State League (Low-A) - 1 game 17-Apr
- Rosell Herrera (infielder, b. 1992, Dominican Republic)
- 2013: Asheville Tourists, South Atlantic League (Low-A) - 1 game 26-May
- 2016: Hartford Yard Goats, Eastern League (AA) - 3 games 2-Aug 20-Aug 5-Sep
- 2019: Miami Marlins, Major League Baseball - 2 games 1-Apr 4-Jun
- Jason Herrick (outfielder, b. 1973, Wisconsin)
- 2001: Allentown Ambassadors, Northeast League (independent) - 1 game 20-Jul
- Kyle Herrick (pitcher, b. 1995, Iowa)
- 2019: Roswell Invaders, Pecos League (independent) - 2 games 9-Jul 13-Jul
- Tim Herrin (pitcher, b. 1996, Indiana)
- 2024: Cleveland Guardians, Major League Baseball - 1 game 25-Sep
- Matt Herring (first baseman, b. 1980, Georgia)
- 2003: Bristol Sox, Appalachian League (rookie) - 1 game 12-Jul
- Chris Herrmann (outfielder, b. 1987, Texas)
- 2012: New Britain Rock Cats, Eastern League (AA) - 1 game 4-Jul
- 2013: Minnesota Twins, Major League Baseball - 1 game 18-Aug
- 2018: Seattle Mariners, Major League Baseball - 1 game 21-Jun
- Frank Herrmann (pitcher, b. 1984, New Jersey)
- 2008: Akron Aeros, Eastern League (AA) - 1 game 14-Sep
- 2011: Cleveland Indians, Major League Baseball - 1 game 4-Sep
- 2012: Columbus Clippers, International League (AAA) - 1 game 22-Jul
- 2016: Philadelphia Phillies, Major League Baseball - 1 game 25-Sep
- Spencer Herrmann (pitcher, b. 1993, Florida)
- 2019: Sioux Falls Canaries, American Association (independent) - 1 game 6-Jun
- Jimmy Herron (outfielder, b. 1996, Pennsylvania)
- 2018: South Bend Cubs, Midwest League (Low-A) - 1 game 3-Aug
- Tyler Herron (pitcher, b. 1986, Florida; d. 2021)
- 2013: Harrisburg Senators, Eastern League (AA) - 1 game 27-May
- Orel Hershiser (pitcher, b. 1958, New York)
- 1999: New York Mets, National League (MLB) - 1 game 3-Sep
- James Hertel (pitcher, b. 1983, Illinois)
- 2007: Gateway Grizzlies, Frontier League (independent) - 1 game 7-Aug
- Craig Hertler (utility, b. 1989)
- Barry Hertzler (pitcher, b. 1981, Rhode Island)
- 2007: Portland Sea Dogs, Eastern League (AA) - 1 game 6-Sep
- Brad Hertzler (pitcher, b. 1986, Rhode Island)
- 2009: Brockton Rox, Can-Am League (independent) - 1 game 11-Aug
- 2011: Brockton Rox, Can-Am League (independent) - 1 game 29-Aug
- Marty Herum (infielder, b. 1991, Minnesota)
- 2014: South Bend Silver Hawks, Midwest League (Low-A) - 1 game 25-Aug
- 2015: Kane County Cougars, Midwest League (Low-A) - 3 games 29-Aug g1 29-Aug g2 3-Sep
- Brennan Hervey (first baseman, b. 1975, Florida)
- 1997: Jamestown Jammers, New York-Penn League (short-season) - 1 game 26-Jul
- DJ Herz (pitcher, b. 2001, North Carolina)
- 2022: South Bend Cubs, Midwest League (High-A) - 1 game 25-Jun
- 2023: Scottsdale Scorpions, Arizona Fall League - 1 game 11-Oct
- Nick Herz (catcher, b. 1978)
- 2001: Albany-Colonie Diamond Dogs, Northeast League (independent) - 1 game 1-Sep
- Jack Herzing (pitcher, b. 1995)
- 2019: Santa Fe Fuego, Pecos League (independent) - 1 game 9-Jul
- Nick Herzog (outfielder, b. 1996)
- 2019: Santa Fe Fuego, Pecos League (independent) - 1 game 9-Jul
- Joe Hesketh (pitcher, b. 1959, New York)
- 1984: Montreal Expos, National League (MLB) - 1 game 23-Sep
- 1992: Boston Red Sox, American League (MLB) - 1 game 14-Aug g1
- 1994: Boston Red Sox, American League (MLB) - 1 game 23-Jul g1
- Chris Hess (infielder, b. 1994, Rhode Island)
- Isaac Hess (pitcher, b. 1985, Arizona)
- 2009: Newark Bears, Atlantic League (independent) - 1 game 25-Sep
- Zack Hess (pitcher, b. 1997, Virginia)
- 2021: Salt River Rafters, Arizona Fall League - 1 game 19-Oct
- 2023: FCL Tigers, Florida Complex League (rookie) - 1 game 19-Aug
- Keith Hessler (pitcher, b. 1989, District of Columbia)
- 2017: Somerset Patriots, Atlantic League (independent) - 1 game 22-Sep
- Mike Hessman (infielder, b. 1978, California)
- 2003: Atlanta Braves, Major League Baseball - 1 game 28-Sep
- 2008: Toledo Mud Hens, International League (AAA) - 1 game 30-Aug
- 2009: Toledo Mud Hens, International League (AAA) - 1 game 27-Jul
- 2010: New York Mets, Major League Baseball - 3 games 4-Sep 15-Sep 3-Oct
- 2013: Louisville Bats, International League (AAA) - 1 game 30-Aug
- John Hester (catcher, b. 1983, Georgia)
- 2006: Missoula Osprey, Pioneer League (rookie) - 1 game 24-Aug
- 2008: Mobile BayBears, Southern League (AA) - 1 game 14-Aug
- 2009: Reno Aces, Pacific Coast League (AAA) - 2 games 15-Aug 22-Aug
- Chris Heston (pitcher, b. 1988, Florida)
- 2014: Fresno Grizzlies, Pacific Coast League (AAA) - 1 game 25-Jul
- Luke Hetherington (outfielder, b. 1983, Washington)
- 2006: Lansing Lugnuts, Midwest League (Low-A) - 1 game 12-Aug
- Kehden Hettiger (catcher/first base, b. 2004, California)
- Cody Heuer (pitcher, b. 1996, Montana)
- 2019: Winston-Salem Dash, Carolina League (High-A) - 1 game 2-May
- Alex Heumann (outfielder, b. unknown)
- 2014: Bisbee Blue, Pecos League (independent) - 1 game 19-Jul
- Jim Heuser (pitcher, b. 1984, Illinois)
- 2009: Lancaster Barnstormers, Atlantic League (independent) - 1 game 12-Aug
- Robert Hewes (infielder, b. 1975, Arizona)
- 2001: Savannah Sand Gnats, South Atlantic League (Low-A) - 2 games 7-Aug 10-Aug
- Anthony Hewitt (outfielder, b. 1989, New York)
- 2010: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 22-Apr
- 2011: Lakewood BlueClaws, South Atlantic League (Low-A) - 2 games 25-May 24-Jul
- 2013: Reading Fightin Phils, Eastern League (AA) - 3 games 27-May 4-Aug 13-Aug
- 2016: New Britain Bees, Atlantic League (independent) - 1 game 24-Jul
- Craig Heyer (pitcher, b. 1985, Arizona)
- 2007: Staten Island Yankees, New York-Penn League (short-season) - 2 games 22-Jul 10-Sep
- Grant Heyman (outfielder, b. 1993, New York)
- 2018: Winnipeg Goldeyes, American Association (independent) - 1 game 24-Aug
- Jacob Heyward (outfielder, b. 1995, Georgia)
- 2017: Augusta GreenJackets, South Atlantic League (Low-A) - 1 game 30-Aug g1
- 2019: Sacramento RiverCats, Pacific Coast League (AAA) - 1 game 17-Sep
- 2019: Scottsdale Scorpions, Arizona Fall League - 3 games 15-Oct 18-Oct 19-Oct
- 2022: Richmond Flying Squirrels, Eastern League (AA) - 1 game 1-Sep
- Jason Heyward (outfielder, b. 1989, New Jersey)
- 2009: Gwinnett Braves, International League (AAA) - 1 game 12-Sep
- 2010: Atlanta Braves, Major League Baseball - 1 game 19-Sep
- 2011: Atlanta Braves, Major League Baseball - 2 games 8-Sep g1 8-Sep g2
- 2012: Atlanta Braves, Major League Baseball - 2 games 8-Apr 13-Aug
- 2014: Atlanta Braves, Major League Baseball - 2 games 20-Apr 22-Aug
- 2015: St. Louis Cardinals, Major League Baseball - 1 game 1-Aug
- 2018: Chicago Cubs, Major League Baseball - 2 games 30-Mar 4-Aug
- Jack Hiatt (catcher/first base, b. 1942, California)
- 1968: San Francisco Giants, National League (MLB) - 1 game 16-Jun
- Phil Hiatt (utility, b. 1969, Florida)
- 1996: Toledo Mud Hens, International League (AAA) - 1 game 31-Aug
- Matt Hibbert (outfielder, b. 1988, New Jersey)
- 2015: Gary Southshore RailCats, American Association (independent) - 1 game 1-Sep
- 2018: Road Warriors, Atlantic League (independent) - 2 games 26-Jul g1 26-Jul g2
- Nick Hibbing (pitcher, b. 1992, Illinois)
- 2015: West Virginia Black Bears, New York-Penn League (short-season) - 1 game 8-Aug
- Will Hibbs (pitcher, b. 1993, Texas)
- 2017: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Aug
- Samuel Hiciano (outfielder, b. 1994, Dominican Republic)
- 2014: Lakewood BlueClaws, South Atlantic League (Low-A) - 2 games 23-Apr 5-Aug
- Matt Hickey (pitcher, b. 1999, Texas)
- 2022: Palm Beach Cardinals, Florida State League (Low-A) - 2 games 10-Aug 9-Sep
- 2024: Great Falls Voyagers, Pioneer League (independent) - 1 game 7-Jul
- Mike Hickey (infielder, b. 1970, South Korea)
- 1994: Riverside Pilots, California League (High-A) - 2 games 29-Aug 30-Aug
- Nathan Hickey (catcher, b. 1999, Florida)
- 2021: FCL Red Sox, Florida Complex League (rookie) - 1 game 23-Aug g1
- 2022: Salem Red Sox, Carolina League (Low-A) - 1 game 23-Jun
- 2022: Greenville Drive, South Atlantic League (High-A) - 1 game 16-Aug
- 2023: Glendale Desert Dogs, Arizona Fall League - 1 game 14-Oct
- Brewer Hicklen (outfielder, b. 1996, Alabama)
- 2018: Lexington Legends, South Atlantic League (Low-A) - 1 game 13-Sep
- 2019: Surprise Saguaros, Arizona Fall League - 1 game 16-Oct
- Benjamin Hickman (pitcher, b. 1976, Arkansas)
- 1999: Utica Blue Sox, New York-Penn League (short-season) - 2 games 29-Jul 1-Sep
- Aaron Hicks (outfielder, b. 1989, California)
- Billie Hicks (infielder, b. 1982)
- 2007: San Angelo Colts, United League (independent) - 1 game 16-Aug
- Brandon Hicks (infielder, b. 1985, Texas)
- 2008: Mississippi Braves, Southern League (AA) - 1 game 14-Aug
- 2014: Fresno Grizzlies, Pacific Coast League (AAA) - 2 games 25-Jul 21-Aug g2
- David Hicks (first baseman, b. 1981, New York)
- 2006: Lansing Lugnuts, Midwest League (Low-A) - 1 game 12-Aug
- Dustin Hicks (catcher/first base, b. 1984)
- 2008: St. George Roadrunners, Golden League (independent) - 1 game 30-Jul
- Jackson Hicks (pitcher, b. 1998, North Carolina)
- Jamie Hicks (catcher/first base, b. 1971, West Virginia)
- 1996: Macon Braves, South Atlantic League (Low-A) - 1 game 30-Aug
- Joe Hicks (outfielder, b. 1984, Texas)
- 2003: GCL Pirates, Gulf Coast League (rookie) - 2 games 26-Aug 27-Aug
- John Hicks (catcher, b. 1989, Virginia)
- 2014: Surprise Saguaros, Arizona Fall League - 1 game 10-Oct
- 2019: Detroit Tigers, Major League Baseball - 1 game 19-Sep
- Jordan Hicks (pitcher, b. 1996, Texas)
- 2018: St. Louis Cardinals, Major League Baseball - 2 games 1-Apr 20-Aug
- 2021: Glendale Desert Dogs, Arizona Fall League - 1 game 20-Oct
- 2023: Toronto Blue Jays, Major League Baseball - 1 game 22-Sep
- Liam Hicks (catcher, b. 1999, Ontario)
- 2023: Surprise Saguaros, Arizona Fall League - 1 game 14-Oct
- Romas Hicks (pitcher, b. 1984, Georgia)
- 2009: New Jersey Jackals, Can-Am League (independent) - 3 games 7-Aug 1-Sep 3-Sep
- 2010: New Jersey Jackals, Can-Am League (independent) - 2 games 28-Jul 13-Aug g2
- Scott Hicks (outfielder, b. 1980, Florida)
- 2001: Utica Blue Sox, New York-Penn League (short-season) - 1 game 21-Jul
- Will Hicks (pitcher, b. unknown, Texas)
- 2021: Salina Stockade, Pecos League (independent) - 1 game 21-Jul
- Richard Hidalgo (outfielder, b. 1975, Venezuela)
- 1993: Asheville Tourists, South Atlantic League (Low-A) - 1 game 19-Aug
- 1998: Houston Astros, National League (MLB) - 1 game 6-Sep
- 2000: Houston Astros, Major League Baseball - 1 game 22-Aug
- 2001: Houston Astros, Major League Baseball - 1 game 27-Jul
- 2004: New York Mets, Major League Baseball - 3 games 25-Aug 11-Sep 24-Sep
- Joe Hietpas (catcher, b. 1979, Wisconsin)
- 2002: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 30-Aug g1
- 2003: St. Lucie Mets, Florida State League (High-A) - 1 game 24-Aug g1
- 2004: Binghamton Mets, Eastern League (AA) - 2 games 3-Aug g1 6-Sep
- Kyle Higashioka (catcher, b. 1990, California)
- 2009: Staten Island Yankees, New York-Penn League (short-season) - 3 games 20-Jul 9-Sep 14-Sep
- 2016: Trenton Thunder, Eastern League (AA) - 1 game 2-Aug
- 2016: Scranton/Wilkes-Barre RailRiders, International League (AAA) - 2 games 5-Aug 14-Sep
- 2018: Scranton/Wilkes-Barre RailRiders, International League (AAA) - 1 game 17-May
- 2019: New York Yankees, Major League Baseball - 1 game 24-Sep
- 2021: New York Yankees, Major League Baseball - 2 games 14-Apr 29-Jul
- 2022: New York Yankees, Major League Baseball - 2 games 28-May 4-Sep
- Jake Higginbotham (pitcher, b. 1996, Georgia)
- 2019: Rome Braves, South Atlantic League (Low-A) - 1 game 28-May
- 2021: FCL Braves, Florida Complex League (rookie) - 1 game 17-Aug
- 2021: Peoria Javelinas, Arizona Fall League - 2 games 16-Oct 20-Oct
- 2022: Mississippi Braves, Southern League (AA) - 1 game 4-Aug
- Connor Higgins (pitcher, b. 1996, Pennsylvania)
- 2021: Rocket City Trash Pandas, Double-A South - 1 game 5-Aug
- Kevin Higgins (catcher/infielder, b. 1967, California)
- 1994: Las Vegas Stars, Pacific Coast League (AAA) - 1 game 1-Sep
- Kyle Higgins (infielder, b. 1986, New Jersey)
- 2009: Kalamazoo Kings, Frontier League (independent) - 2 games 25-Jul 27-Jul
- 2010: Lake County Fielders, Northern League (independent) - 2 games 23-Aug 4-Sep
- Mike Higgins (catcher, b. 1971)
- 1996: Salem Avalanche, Carolina League (High-A) - 2 games 28-Aug 1-Sep g2
- P.J. Higgins (catcher, b. 1993, Connecticut)
- 2018: Mesa Solar Sox, Arizona Fall League - 2 games 5-Nov 10-Nov
- 2022: Chicago Cubs, Major League Baseball - 1 game 30-Sep
- Ryan Higgins (outfielder, b. 2000, California)
- 2023: FCL Orioles, Florida Complex League (rookie) - 1 game 9-Jun
- Tyler Higgins (pitcher, b. 1991, Michigan)
- 2018: Tacoma Rainiers, Pacific Coast League (AAA) - 1 game 9-Aug
- 2019: El Paso Chihuahuas, Pacific Coast League (AAA) - 1 game 12-Jul
- Bobby Higginson (outfielder, b. 1970, Pennsylvania)
- 1993: London Tigers, Eastern League (AA) - 1 game 22-Aug
- 1995: Detroit Tigers, American League (MLB) - 2 games 24-Sep 1-Oct
- 1997: Detroit Tigers, American League (MLB) - 3 games 4-Jul g1 4-Jul g2 13-Jul
- 1998: Detroit Tigers, American League (MLB) - 1 game 24-Aug
- 1999: Detroit Tigers, American League (MLB) - 1 game 11-Apr
- 2000: Detroit Tigers, Major League Baseball - 2 games 22-Jul day 25-Sep
- 2004: Detroit Tigers, Major League Baseball - 1 game 17-Jun
- Andy High (pitcher, b. 1974, North Carolina)
- 1999: New Jersey Jackals, Northeast League (independent) - 1 game 18-Jun
- 2000: New Jersey Jackals, Northeast League (independent) - 1 game 4-Jul
- 2006: Atlantic City Surf, Atlantic League (independent) - 2 games 2-Jul 16-Jul
- Sam Highfill (pitcher, b. 2000, North Carolina)
- 2024: Clearwater Threshers, Florida State League (Low-A) - 3 games 22-Aug 3-Sep 10-Sep
- Vee Hightower (outfielder, b. 1972, Pennsylvania)
- 1995: Rockford Cubbies, Midwest League (Low-A) - 1 game 18-Aug
- J.R. Higley (outfielder, b. 1988, California)
- 2012: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 9-Aug
- Justin Higley (outfielder, b. 1992, California)
- 2015: Beloit Snappers, Midwest League (Low-A) - 1 game 5-Sep
- Enderson Hilario (catcher, b. 1981, Dominican Republic)
- 2000: Bristol Sox, Appalachian League (rookie) - 1 game 4-Aug
- 2001: Bristol Sox, Appalachian League (rookie) - 1 game 5-Aug
- Flip Hildebrant (outfielder, b. 1980, Ohio)
- 2003: Florence Freedom, Frontier League (independent) - 1 game 4-Jul
- Trevor Hildenberger (pitcher, b. 1990, California)
- 2018: Minnesota Twins, Major League Baseball - 1 game 25-Apr
- Jutt Hileman (outfielder, b. 1981, Pennsylvania)
- 2003: Peoria Chiefs, Midwest League (Low-A) - 1 game 31-Jul
- 2003: Palm Beach Cardinals, Florida State League (High-A) - 2 games 28-Aug 29-Aug
- 2004: Aces, Northeast League (independent) - 1 game 9-Jul
- 2005: Lancaster Barnstormers, Atlantic League (independent) - 3 games 12-Jun 2-Jul 10-Jul
- 2007: Lancaster Barnstormers, Atlantic League (independent) - 2 games 26-Aug 13-Sep
- 2008: Lancaster Barnstormers, Atlantic League (independent) - 1 game 21-Jun
- Cary Hiles (pitcher, b. 1975, Ohio)
- 2001: Reading Phillies, Eastern League (AA) - 1 game 22-Aug
- Tom Hilgendorf (pitcher, b. 1942, Iowa)
- 1970: St. Louis Cardinals, National League (MLB) - 1 game 13-Sep
- Erik Hiljus (pitcher, b. 1972, California)
- 1995: Binghamton Mets, Eastern League (AA) - 1 game 21-Jul
- Aaron Hill (infielder, b. 1982, California)
- 2003: Dunedin Blue Jays, Florida State League (High-A) - 1 game 25-Aug
- 2004: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 1-Aug
- 2007: Toronto Blue Jays, Major League Baseball - 1 game 22-Sep
- 2009: Toronto Blue Jays, Major League Baseball - 1 game 4-Oct
- 2010: Toronto Blue Jays, Major League Baseball - 1 game 31-Jul
- 2013: Arizona Diamondbacks, Major League Baseball - 1 game 4-Jul
- 2014: Arizona Diamondbacks, Major League Baseball - 1 game 20-Jul
- 2016: Boston Red Sox, Major League Baseball - 2 games 25-Aug 28-Sep
- Aaron Hill (infielder, b. 1995, Connecticut)
- 2020: Milwaukee Milkmen, American Association (independent) - 1 game 21-Jul
- Bobby Hill (infielder, b. 1978, California)
- Brigham Hill (pitcher, b. 1995, Texas)
- 2018: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 4-Jul
- Cameron Hill (pitcher, b. 1994, Oklahoma)
- 2016: Mesa Solar Sox, Arizona Fall League - 1 game 11-Oct
- 2019: Columbus Clippers, International League (AAA) - 1 game 17-Sep
- Chris Hill (pitcher, b. 1969, Texas)
- 1993: Jackson Generals, Texas League (AA) - 1 game 14-Aug
- Darius Hill (outfielder, b. 1997, Texas)
- 2021: Tennessee Smokies, Double-A South - 1 game 23-Jul
- 2024: Iowa Cubs, International League (AAA) - 1 game 21-Sep
- Derek Hill (outfielder, b. 1995, Iowa)
- 2017: West Michigan Whitecaps, Midwest League (Low-A) - 1 game 21-Aug
- 2019: Mesa Solar Sox, Arizona Fall League - 3 games 15-Oct 18-Oct 19-Oct
- 2021: Lakeland Flying Tigers, Low-A Southeast - 1 game 23-Jun
- 2022: Detroit Tigers, Major League Baseball - 1 game 16-May
- Evan Hill (pitcher, b. 1993, Michigan)
- 2017: West Michigan Whitecaps, Midwest League (Low-A) - 1 game 21-Aug
- Garrett Hill (pitcher, b. 1996, California)
- 2019: Lakeland Flying Tigers, Florida State League (High-A) - 2 games 7-Aug 26-Aug
- 2021: Salt River Rafters, Arizona Fall League - 1 game 21-Oct
- 2023: Detroit Tigers, Major League Baseball - 1 game 1-Apr
- Glenallen Hill (outfielder, b. 1965, California)
- 1997: San Francisco Giants, National League (MLB) - 2 games 31-Aug 1-Sep
- 1999: Chicago Cubs, National League (MLB) - 1 game 23-Jul
- Hunter Hill (pitcher, b. 1988, Texas)
- 2009: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 5-Aug
- Hunter Hill (infielder, b. 1997, Texas)
- 2021: Roswell Invaders, Pecos League (independent) - 1 game 20-Jul
- Jamar Hill (outfielder, b. 1982, Arizona)
- 2009: York Revolution, Atlantic League (independent) - 2 games 31-Aug 7-Sep
- 2010: Southern Maryland Blue Crabs, Atlantic League (independent) - 2 games 7-Sep g1 7-Sep g2
- Jason Hill (pitcher, b. 1972, California)
- 1994: Boise Hawks, Northwest League (short-season) - 1 game 8-Sep
- Jason Hill (catcher/first base, b. 1977, California)
- Jeremy Hill (pitcher, b. 1977, Texas)
- 1999: Wilmington Blue Rocks, Carolina League (High-A) - 1 game 15-Aug
- 2001: Burlington Bees, Midwest League (Low-A) - 1 game 28-Jul
- 2006: Newark Bears, Atlantic League (independent) - 4 games 15-Jul 16-Jul 1-Aug 10-Sep
- 2007: Newark Bears, Atlantic League (independent) - 4 games 18-Sep 21-Sep 23-Sep 24-Sep
- 2011: Long Island Ducks, Atlantic League (independent) - 1 game 18-Sep
- 2012: Long Island Ducks, Atlantic League (independent) - 1 game 29-Sep
- Ken Hill (pitcher, b. 1965, Massachusetts)
- 1991: St. Louis Cardinals, National League (MLB) - 1 game 22-Sep
- 1992: Montreal Expos, National League (MLB) - 1 game 20-Sep
- Kevin Hill (pitcher, b. 1992, Oklahoma)
- 2018: Kansas City T-bones, American Association (independent) - 1 game 24-Aug
- Koyie Hill (catcher, b. 1979, Oklahoma)
- 2001: Wilmington Waves, South Atlantic League (Low-A) - 1 game 6-Aug
- 2007: Chicago Cubs, Major League Baseball - 1 game 4-Jul
- 2008: Chicago Cubs, Major League Baseball - 1 game 23-Sep
- 2008: Iowa Cubs, Pacific Coast League (AAA) - 1 game 29-Jul
- 2011: Chicago Cubs, Major League Baseball - 1 game 11-Sep
- 2013: Miami Marlins, Major League Baseball - 1 game 13-Sep
- Logan Hill (outfielder, b. 1993, Florida)
- 2015: West Virginia Black Bears, New York-Penn League (short-season) - 2 games 8-Aug 13-Sep
- 2016: West Virginia Power, South Atlantic League (Low-A) - 1 game 2-Jul
- Michael Hill (first base/outfield, b. 1971)
- 1994: Hudson Valley Renegades, New York-Penn League (short-season) - 2 games 19-Jun 26-Jul
- Michael Hill (outfielder, b. 1976, Oklahoma)
- 2001: Lexington Legends, South Atlantic League (Low-A) - 1 game 2-Aug
- Nick Hill (pitcher, b. 1985, Tennessee)
- 2014: Jackson Generals, Southern League (AA) - 1 game 20-Aug
- Rich Hill (pitcher, b. 1980, Massachusetts)
- 2007: Chicago Cubs, Major League Baseball - 1 game 4-Jul
- 2014: New York Yankees, Major League Baseball - 1 game 22-Sep
- 2021: Tampa Bay Rays, Major League Baseball - 3 games 15-Apr 2-May 25-May
- 2021: New York Mets, Major League Baseball - 1 game 30-Sep
- Ronald Hill (pitcher, b. 1982, Hawaii)
- 2007: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 5-Apr
- Seth Hill (pitcher, b. 1981, Illinois)
- 2004: Stockton Ports, California League (High-A) - 1 game 19-Aug g2
- Terrance Hill (pitcher, b. 1975, Louisiana)
- 2002: Trenton Thunder, Eastern League (AA) - 1 game 4-Jul
- 2004: Bridgeport Bluefish, Atlantic League (independent) - 1 game 12-Sep
- Tim Hill (pitcher, b. 1990, California)
- 2024: Chicago White Sox, Major League Baseball - 1 game 6-May
- Trenton Hill (first baseman, b. 1994, Arkansas)
- 2017: Greensboro Grasshoppers, South Atlantic League (Low-A) - 1 game 24-Aug
- Tyler Hill (outfielder, b. 1996, Delaware)
- Willy Hill (outfielder, b. 1976, California)
- 1999: Kane County Cougars, Midwest League (Low-A) - 1 game 5-Sep
- 2002: Hickory Crawdads, South Atlantic League (Low-A) - 1 game 26-Aug
- Shawn Hillegas (pitcher, b. 1964, California)
- 1992: New York Yankees, American League (MLB) - 1 game 10-Aug
- Shea Hillenbrand (infielder, b. 1975, Arizona)
- 1996: Lowell Spinners, New York-Penn League (short-season) - 2 games 3-Aug 4-Aug
- 1999: Trenton Thunder, Eastern League (AA) - 1 game 29-Apr
- 2000: Trenton Thunder, Eastern League (AA) - 1 game
- 2002: Boston Red Sox, Major League Baseball - 1 game 29-Jun
- Chris Hilliard (pitcher, b. 1987, Mississippi)
- 2010: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 5-Aug
- Sam Hilliard (outfielder, b. 1994, Texas)
- 2018: Hartford Yard Goats, Eastern League (AA) - 1 game 9-May
- 2018: Salt River Rafters, Arizona Fall League - 5 games 6-Nov 10-Nov 13-Nov 15-Nov 17-Nov
- 2019: Albuquerque Isotopes, Pacific Coast League (AAA) - 1 game 12-Jul
- 2021: Colorado Rockies, Major League Baseball - 1 game 9-Sep
- 2023: Atlanta Braves, Major League Baseball - 1 game 7-Jun
- 2024: Colorado Rockies, Major League Baseball - 1 game 4-Jul
- Mitch Hilligoss (infielder, b. 1985, Illinois)
- 2006: Staten Island Yankees, New York-Penn League (short-season) - 2 games 18-Jul 13-Sep
- Dusty Hillman (infielder, b. 1980, Mississippi)
- 2004: Mid-Missouri Mavericks, Frontier League (independent) - 1 game 10-Jul
- 2005: Mid-Missouri Mavericks, Frontier League (independent) - 1 game 20-Aug
- Eric Hillman (pitcher, b. 1966, Indiana)
- 1992: New York Mets, National League (MLB) - 1 game 31-Aug g1
- 1993: New York Mets, National League (MLB) - 2 games 25-Sep 30-Sep
- 1994: Norfolk Tides, International League (AAA) - 1 game 6-Aug g2
- Juan Hillman (pitcher, b. 1997, Florida)
- 2018: Lake County Captains, Midwest League (Low-A) - 1 game 27-Aug
- Sam Hillyer (utility, b. 1998, California)
- 2021: Garden City Wind, Pecos League (independent) - 1 game 21-Jul
- Scott Hilt (catcher, b. 1972, Virginia)
- 1996: Hardware City Rock Cats, Eastern League (AA) - 3 games 15-Jun 20-Jul 25-Aug
- 1997: Catskill Cougars, Northeast League (independent) - 2 games 3-Aug 8-Aug
- P.J. Hilson (outfielder, b. 2000, Arkansas)
- Kevin Hilton (pitcher, b. 1991, California)
- 2021: Missoula PaddleHeads, Pioneer League (independent) - 1 game 9-Jul
- A.J. Hinch (catcher, b. 1974, Iowa)
- 2002: Kansas City Royals, Major League Baseball - 1 game 21-Jun
- Connor Hinchliffe (pitcher, b. 1996, Pennsylvania)
- 2019: GCL Phillies West, Gulf Coast League (rookie) - 1 game 26-Aug g2
- Mike Hinckley (pitcher, b. 1982, Oklahoma)
- 2008: Columbus Clippers, International League (AAA) - 1 game 30-Aug
- 2008: Washington Nationals, Major League Baseball - 1 game 10-Sep
- Steve Hindman (infielder, b. 1977)
- 2003: Kalamazoo Kings, Frontier League (independent) - 1 game 28-Jul
- Rece Hinds (infielder, b. 2000, Florida)
- 2021: Daytona Tortugas, Low-A Southeast - 1 game 1-Jun
- 2022: Glendale Desert Dogs, Arizona Fall League - 2 games 13-Oct 15-Oct
- 2023: Chattanooga Lookouts, Southern League (AA) - 1 game 20-Jun
- Robert Hinds (infielder, b. 1971, New York)
- 1995: Norwich Navigators, Eastern League (AA) - 1 game 2-Jul
- Steve Hine (infielder, b. 1974, Connecticut)
- Keith Hines (outfielder, b. 1969)
- 1993: Dunedin Blue Jays, Florida State League (High-A) - 1 game 12-Aug
- Tim Hines (catcher, b. 1968, Pennsylvania)
- 1989: Pittsfield Mets, New York-Penn League (short-season) - 1 game 2-Sep
- Wade Hinkle (first baseman, b. 1989, New Mexico)
- 2015: Arkansas Travelers, Texas League (AA) - 1 game 30-Jul
- 2016: Lakeland Flying Tigers, Florida State League (High-A) - 2 games 23-Aug g1 23-Aug g2
- 2017: Lakeland Flying Tigers, Florida State League (High-A) - 1 game 28-May
- C.J. Hinojosa (infielder, b. 1994, Texas)
- 2016: Richmond Flying Squirrels, Eastern League (AA) - 1 game 21-Aug
- 2018: Scottsdale Scorpions, Arizona Fall League - 3 games 6-Nov 7-Nov 14-Nov
- 2019: Biloxi Shuckers, Southern League (AA) - 2 games 10-Sep 11-Sep
- 2023: Jacksonville Jumbo Shrimp, International League (AAA) - 2 games 19-Apr 23-Sep
- Dalier Hinojosa (pitcher, b. 1986, Cuba)
- 2015: Philadelphia Phillies, Major League Baseball - 1 game 30-Sep
- 2016: Philadelphia Phillies, Major League Baseball - 1 game 8-Apr
- Alex Hinshaw (pitcher, b. 1982, California)
- 2009: Connecticut Defenders, Eastern League (AA) - 1 game 13-Sep
- Chad Hinshaw (outfielder, b. 1990, Illinois)
- 2014: Mesa Solar Sox, Arizona Fall League - 1 game 10-Oct
- 2015: Arkansas Travelers, Texas League (AA) - 1 game 30-Jul
- 2017: New Orleans Baby Cakes, Pacific Coast League (AAA) - 1 game 30-Jul
- Jordan Hinshaw (outfielder, b. 1990, Tennessee)
- Eric Hinske (infielder, b. 1977, Wisconsin)
- 2001: Sacramento RiverCats, Pacific Coast League (AAA) - 1 game 3-Aug
- 2004: Toronto Blue Jays, Major League Baseball - 2 games 20-Sep 21-Sep
- 2009: New York Yankees, Major League Baseball - 1 game 28-Sep
- 2011: Atlanta Braves, Major League Baseball - 2 games 8-Sep g1 8-Sep g2
- Robert Hinton (pitcher, b. 1984, Florida)
- 2005: West Virginia Power, South Atlantic League (Low-A) - 1 game 30-Jul
- 2012: Bowie Baysox, Eastern League (AA) - 1 game 1-Sep g1
- Steve Hinton (first base/outfield, b. 1969)
- 1992: Appleton Foxes, Midwest League (Low-A) - 1 game 13-Aug
- Travis Hinton (first base/outfield, b. 1980, Arizona)
- 2003: Beloit Snappers, Midwest League (Low-A) - 1 game 31-Jul
- 2004: High Desert Mavericks, California League (High-A) - 2 games 7-Aug 11-Aug
- Beau Hintz (pitcher, b. 1980, California)
- 2007: Nashua Pride, Can-Am League (independent) - 1 game 7-Sep
- J.T. Hintzen (pitcher, b. 1996, Connecticut)
- 2021: Salt River Rafters, Arizona Fall League - 2 games 19-Oct 21-Oct
- Tommy Hinzo (infielder, b. 1964, California)
- 1995: Oklahoma City 89ers, American Association (AAA) - 1 game 17-Aug
- Garrett Hiott (outfielder, b. 1997, Florida)
- 2021: Charleston RiverDogs, Low-A East - 1 game 18-Jun
- Miguel Hiraldo (infielder, b. 2000, Dominican Republic)
- Hayato Hirama (infielder, b. 1996, Japan)
- 2016: Shikoku Island, Can-Am League (independent) - 1 game 16-Jun
- Yoshihisa Hirano (pitcher, b. 1984, Japan)
- 2018: Arizona Diamondbacks, Major League Baseball - 1 game 18-Aug
- Jason Hirsh (pitcher, b. 1982, California)
- 2005: Corpus Christi Hooks, Texas League (AA) - 1 game 4-Sep
- Matt Hirsh (pitcher, b. 1984, California)
- 2007: Sussex Skyhawks, Can-Am League (independent) - 1 game 31-Jul
- Rick Hirtensteiner (outfielder, b. 1967, California)
- 1992: Harrisburg Senators, Eastern League (AA) - 1 game 7-Aug
- Steve Hiscock (pitcher, b. 1988, Connecticut)
- 2010: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 5-Sep
- P.J. Hiser (first base/outfield, b. 1981, Maryland)
- 2006: Lake County Captains, South Atlantic League (Low-A) - 1 game 26-Jun
- Pete Hissey (outfielder, b. 1990, Pennsylvania)
- 2009: Greenville Drive, South Atlantic League (Low-A) - 2 games 8-Aug 15-Sep
- 2011: Salem Red Sox, Carolina League (High-A) - 1 game 13-Aug
- Ryan Hissey (catcher, b. 1994, Pennsylvania)
- 2018: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 26-May g2
- Travis Hissong (pitcher, b. 1991, Ohio)
- 2015: Staten Island Yankees, New York-Penn League (short-season) - 1 game 12-Aug
- 2016: Trenton Thunder, Eastern League (AA) - 2 games 2-Aug 10-Sep
- 2018: Rockland Boulders, Can-Am League (independent) - 1 game 9-Jun
- Brendon Hitchcock (first base/outfield, b. 1984, Pennsylvania)
- 2007: Amarillo Dillas, United League (independent) - 1 game 10-Aug
- Sterling Hitchcock (pitcher, b. 1971, North Carolina)
- 1993: New York Yankees, American League (MLB) - 1 game 17-Sep
- 1994: New York Yankees, American League (MLB) - 2 games 10-Apr 29-Jul
- Brian Hitchcox (infielder, b. 1978, Tennessee)
- Nick Hiter (catcher, b. 1980, Tennessee)
- 2005: New Haven County Cutters, Can-Am League (independent) - 1 game 25-Jun
- Victor Hithe (outfielder, b. 1964, California)
- 1991: Hagerstown Suns, Eastern League (AA) - 1 game 12-Aug
- Matt Hitt (catcher, b. 1989, Indiana)
- 2013: Vancouver Canadians, Northwest League (short-season) - 1 game 21-Aug
- Robbie Hitt (pitcher, b. 1996, Connecticut)
- 2019: Glendale Desert Dogs, Arizona Fall League - 1 game 19-Oct
- 2022: Biloxi Shuckers, Southern League (AA) - 2 games 12-Jun 4-Aug
- Keston Hiura (infielder, b. 1996, California)
- 2018: Peoria Javelinas, Arizona Fall League - 5 games 5-Nov 9-Nov 10-Nov 14-Nov 17-Nov
- 2022: Milwaukee Brewers, Major League Baseball - 1 game 29-Sep
- 2023: Nashville Sounds, International League (AAA) - 1 game 19-Apr
- Sean Hjelle (pitcher, b. 1997, Minnesota)
- 2024: San Francisco Giants, Major League Baseball - 1 game 18-Sep
- Brent Hoard (pitcher, b. 1976, California)
- 2002: New Britain Rock Cats, Eastern League (AA) - 1 game 30-Jun
- Matthew Hobgood (pitcher, b. 1990, California)
- 2011: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 21-Jul
- Matt Hobbie (outfielder, b. 1974, Kentucky)
- 1994: Burlington Indians, Appalachian League (rookie) - 1 game 3-Jul
- Lane Hobbs (pitcher, b. 1995, Texas)
- 2017: Kannapolis Intimidators, South Atlantic League (Low-A) - 1 game 24-Aug
- K.C. Hobson (first baseman, b. 1990, California)
- 2020: Chicago Dogs, American Association (independent) - 1 game 21-Jul
- Luke Hochevar (pitcher, b. 1983, Colorado)
- 2009: Kansas City Royals, Major League Baseball - 1 game 28-Sep
- 2015: Kansas City Royals, Major League Baseball - 1 game 31-Oct
- Josh Hochgesang (infielder, b. 1977, California)
- 2000: Visalia Oaks, California League (High-A) - 1 game 2-Sep
- Colton Hock (pitcher, b. 1996, Pennsylvania)
- 2022: Pensacola Blue Wahoos, Southern League (AA) - 1 game 14-Jul
- Denny Hocking (utility, b. 1970, California)
- 1994: Minnesota Twins, American League (MLB) - 1 game 4-Jul
- 1994: Salt Lake Buzz, Pacific Coast League (AAA) - 4 games 1-Sep 9-Sep 10-Sep 11-Sep
- 1995: Salt Lake Buzz, Pacific Coast League (AAA) - 1 game 15-Aug
- Kevin Hodge (infielder, then pitcher, b. 1976, Texas)
- 2004: Rochester Red Wings, International League (AAA) - 1 game 5-Sep
- Porter Hodge (pitcher, b. 2001, Utah)
- 2024: Chicago Cubs, Major League Baseball - 1 game 28-Sep
- Roy Hodge (outfielder, b. 1971, U.S. Virgin Islands)
- 1995: Frederick Keys, Carolina League (High-A) - 1 game 31-Aug
- 1998: Elmira Pioneers, Northeast League (independent) - 1 game 7-Aug
- Dan Hodges (pitcher, b. 1981, Florida)
- 2004: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 3-Aug
- Hunter Hodges (pitcher, b. 2002, North Carolina)
- 2024: St. Lucie Mets, Florida State League (Low-A) - 1 game 5-Sep
- Josh Hodges (pitcher, b. 1991, Mississippi)
- 2010: Jamestown Jammers, New York-Penn League (short-season) - 1 game 8-Sep
- 2015: Greensboro Grasshoppers, South Atlantic League (Low-A) - 1 game 15-Apr
- Kevin Hodges (pitcher, b. 1973, Texas)
- 2006: Bridgeport Bluefish, Atlantic League (independent) - 1 game 2-Jul
- Randy Hodges (infielder, b. 1973, Florida)
- 1996: Macon Braves, South Atlantic League (Low-A) - 1 game 30-Aug
- Ron Hodges (catcher, b. 1949, Virginia)
- 1976: New York Mets, National League (MLB) - 1 game 14-Aug
- 1981: New York Mets, National League (MLB) - 1 game 14-Aug
- 1983: New York Mets, National League (MLB) - 1 game 5-Apr
- Scott Hodges (infielder, b. 1978, Kentucky)
- 1999: Cape Fear Crocs, South Atlantic League (Low-A) - 1 game 10-Aug
- 2000: Harrisburg Senators, Eastern League (AA) - 1 game 7-Sep
- Trey Hodges (pitcher, b. 1978, Texas)
- 2008: Frisco Roughriders, Texas League (AA) - 1 game 11-Aug
- 2009: Lancaster Barnstormers, Atlantic League (independent) - 1 game 12-Aug
- Wes Hodges (infielder, b. 1984, Tennessee)
- 2007: Kinston Indians, Carolina League (High-A) - 1 game 29-Jul
- 2008: Akron Aeros, Eastern League (AA) - 3 games 23-Aug 31-Aug 14-Sep
- 2009: Columbus Clippers, International League (AAA) - 1 game 9-Aug
- 2011: Richmond Flying Squirrels, Eastern League (AA) - 1 game 4-Aug
- Doug Hodo (outfielder, b. 1964)
- 1986: Utica Blue Sox, New York-Penn League (short-season) - 1 game 15-Aug
- Douglas Hodo (outfielder, b. 2000, Texas)
- 2024: Surprise Saguaros, Arizona Fall League - 2 games 11-Oct 12-Oct
- Chase Hodson (pitcher, b. 1992, Texas)
- 2018: Staten Island Yankees, New York-Penn League (short-season) - 1 game 15-Jun
- Bryan Hoeing (pitcher, b. 1996, Indiana)
- 2022: Miami Marlins, Major League Baseball - 1 game 29-Sep
- Kurt Hoekstra (infielder, then pitcher, b. 1993, Michigan)
- 2019: Rome Braves, South Atlantic League (Low-A) - 1 game 1-May
- 2019: Mississippi Braves, Southern League (AA) - 1 game 28-Jul
- Paul Hoenecke (infielder, b. 1990, Wisconsin)
- 2014: Great Lakes Loons, Midwest League (Low-A) - 1 game 28-Aug
- Jared Hoerman (pitcher, b. 1977, Kansas)
- 2004: Tacoma Rainiers, Pacific Coast League (AAA) - 1 game 15-Aug
- Joe Hoerner (pitcher, b. 1936, Iowa; d. 1996, Missouri)
- 1971: Philadelphia Phillies, National League (MLB) - 1 game 12-Sep
- Nico Hoerner (infielder, b. 1997, California)
- 2018: Mesa Solar Sox, Arizona Fall League - 3 games 5-Nov 7-Nov 10-Nov
- 2022: Chicago Cubs, Major League Baseball - 1 game 30-Sep
- 2024: Chicago Cubs, Major League Baseball - 2 games 23-Sep 28-Sep
- L.J. Hoes (outfielder, b. 1990, District of Columbia)
- 2009: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 10-Apr
- 2010: Frederick Keys, Carolina League (High-A) - 1 game 7-Aug
- 2012: Norfolk Tides, International League (AAA) - 1 game 2-Sep
- 2016: Norfolk Tides, International League (AAA) - 1 game 21-Aug
- Kody Hoese (infielder, b. 1997, Indiana)
- 2022: Tulsa Drillers, Texas League (AA) - 1 game 5-Aug
- Jim Hoey (pitcher, b. 1982, New Jersey)
- 2011: Minnesota Twins, Major League Baseball - 1 game 19-Sep
- 2013: Somerset Patriots, Atlantic League (independent) - 2 games 7-Aug 28-Sep
- Nolan Hoff (infielder, b. 1993)
- 2019: Roswell Invaders, Pecos League (independent) - 2 games 9-Jul 13-Jul
- Nolan Hoffman (pitcher, b. 1997, Nebraska)
- 2022: Bowie Baysox, Eastern League (AA) - 1 game 5-May
- Glenn Hoffmann (infielder, b. 1958, California)
- 1988: Pawtucket Red Sox, International League (AAA) - 1 game 29-Jul
- Jeff Hoffman (pitcher, b. 1993, New York)
- 2018: Colorado Rockies, Major League Baseball - 1 game 14-Jun
- 2019: Albuquerque Isotopes, Pacific Coast League (AAA) - 1 game 12-Jul
- 2021: Cincinnati Reds, Major League Baseball - 1 game 18-Sep
- 2024: Philadelphia Phillies, Major League Baseball - 1 game 23-Sep
- Trevor Hoffman (pitcher, b. 1967, California)
- 1994: San Diego Padres, National League (MLB) - 1 game 22-Jul g2
- 1995: San Diego Padres, National League (MLB) - 1 game 24-Aug
- 1997: San Diego Padres, National League (MLB) - 2 games 22-Aug 3-Sep
- 2008: San Diego Padres, Major League Baseball - 1 game 28-Jul
- 2010: Milwaukee Brewers, Major League Baseball - 1 game 29-Sep g2
- Jamie Hoffmann (outfielder, b. 1984, Minnesota)
- 2009: Albuquerque Isotopes, Pacific Coast League (AAA) - 1 game 24-Aug
- 2012: Norfolk Tides, International League (AAA) - 1 game 2-Sep
- Jamie Hoffner (first baseman, b. 1967, North Dakota)
- 1989: Pittsfield Mets, New York-Penn League (short-season) - 1 game 2-Sep
- Jarrett Hoffpauir (infielder, b. 1983, Mississippi)
- 2006: Springfield Cardinals, Texas League (AA) - 1 game 3-Sep
- Josh Hoffpauir (utility, b. 1977, Mississippi)
- Micah Hoffpauir (first base/outfield, b. 1980, Texas)
- 2002: Boise Hawks, Northwest League (short-season) - 1 game 12-Aug
- 2003: Daytona Cubs, Florida State League (High-A) - 2 games 26-Aug 27-Aug
- 2008: Iowa Cubs, Pacific Coast League (AAA) - 1 game 29-Jul
- 2008: Chicago Cubs, Major League Baseball - 1 game 23-Sep
- 2009: Chicago Cubs, Major League Baseball - 1 game 4-Sep
- Connor Hofmann (outfielder, b. 1991, California)
- Logan Hofmann (pitcher, b. 1999, Saskatchewan)
- 2021: Bradenton Marauders, Low-A Southeast - 4 games 13-May 16-May 3-Jun 11-Sep
- 2022: Greensboro Grasshoppers, South Atlantic League (High-A) - 1 game 31-Aug
- Billy Hogan (utility, b. 1983, Texas)
- 2004: Eugene Emeralds, Northwest League (short-season) - 1 game 14-Aug
- Dennis Hogan (pitcher, b. 1975, Connecticut)
- 1998: Adirondack Lumberjacks, Northeast League (independent) - 1 game 19-Jul
- 2000: Allentown Ambassadors, Northeast League (independent) - 1 game 4-Jul
- Max Hogan (outfielder, b. 1993, Texas)
- 2018: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 4-Jul
- Patrick Hogan (pitcher, b. 1981, North Carolina)
- 2005: Greensboro Grasshoppers, South Atlantic League (Low-A) - 1 game 9-Jul
- Sean Hogan (pitcher, b. 1971, New York)
- 1993: Geneva Cubs, New York-Penn League (short-season) - 1 game 5-Sep
- Lance Hoge (pitcher, b. 1987, Kansas)
- 2009: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 2-Sep
- Chris Hoiles (catcher, b. 1965, Ohio)
- 1991: Baltimore Orioles, American League (MLB) - 1 game 15-Sep
- 1992: Baltimore Orioles, American League (MLB) - 1 game 21-Aug
- 1995: Baltimore Orioles, American League (MLB) - 1 game 1-Oct
- 1996: Baltimore Orioles, American League (MLB) - 3 games 13-Jul g1 19-Sep g1 19-Sep g2
- Bryan Holaday (catcher, b. 1987, Texas)
- 2016: Boston Red Sox, Major League Baseball - 2 games 25-Aug 28-Sep
- 2017: Detroit Tigers, Major League Baseball - 1 game 2-Sep
- 2018: Miami Marlins, Major League Baseball - 2 games 30-Mar 12-Sep
- 2019: Miami Marlins, Major League Baseball - 2 games 4-Aug 27-Sep
- 2021: Arizona Diamondbacks, Major League Baseball - 1 game 19-Jul
- Aaron Holbert (infielder, b. 1973, California)
- 1997: Louisville Redbirds, American Association (AAA) - 1 game 9-Aug g1
- 2000: Pawtucket Red Sox, International League (AAA) - 1 game 8-Jul
- Ray Holbert (infielder, b. 1970, California)
- 1994: Las Vegas Stars, Pacific Coast League (AAA) - 1 game 1-Sep
- 1997: Toledo Mud Hens, International League (AAA) - 1 game 24-Aug
- 1998: Atlanta Braves, National League (MLB) - 1 game 11-Apr
- James Holcomb (pitcher, b. 1980, California)
- 2003: Cedar Rapids Kernels, Midwest League (Low-A) - 1 game 30-Jul
- Colby Holcombe (pitcher, b. 2002, Alabama)
- 2024: Dunedin Blue Jays, Florida State League (Low-A) - 1 game 25-Aug
- Connor Holden (pitcher, b. 1998, Ohio)
- 2023: Lakeland Flying Tigers, Florida State League (Low-A) - 2 games 2-May 5-May
- Joe Holden (outfielder, b. 1984, New York)
- 2005: Brooklyn Cyclones, New York-Penn League (short-season) - 4 games 29-Jun 4-Aug 26-Aug g1 26-Aug g2
- 2006: Brooklyn Cyclones, New York-Penn League (short-season) - 2 games 26-Jul 28-Jul
- 2010: Somerset Patriots, Atlantic League (independent) - 4 games 6-Aug 14-Aug 6-Sep 24-Sep
- 2011: Somerset Patriots, Atlantic League (independent) - 1 game 12-Sep
- 2012: Somerset Patriots, Atlantic League (independent) - 1 game 22-Aug
- 2013: Somerset Patriots, Atlantic League (independent) - 3 games 7-Aug 20-Sep 28-Sep
- Drew Holder (outfielder, b. 1983, Texas)
- 2008: Grand Prairie AirHogs, American Association (independent) - 1 game 12-Aug
- Jonathan Holder (pitcher, b. 1993, Mississippi)
- 2016: Scranton/Wilkes-Barre RailRiders, International League (AAA) - 1 game 5-Aug
- 2016: New York Yankees, Major League Baseball - 2 games 28-Sep 1-Oct
- 2017: New York Yankees, Major League Baseball - 1 game 26-May
- 2017: Scranton/Wilkes-Barre RailRiders, International League (AAA) - 1 game 10-Sep
- Kyle Holder (infielder, b. 1994, California)
- 2015: Staten Island Yankees, New York-Penn League (short-season) - 1 game 12-Aug
- 2016: Charleston RiverDogs, South Atlantic League (Low-A) - 1 game 3-Sep
- 2018: Trenton Thunder, Eastern League (AA) - 2 games 25-Jul 7-Sep
- Alex Holderbach (catcher/first base, b. 1996, Ohio)
- 2018: Tri-City ValleyCats, New York-Penn League (short-season) - 1 game 9-Sep
- Colin Holderman (pitcher, b. 1985, Illinois)
- 2021: Salt River Rafters, Arizona Fall League - 2 games 18-Oct 21-Oct
- 2023: Pittsburgh Pirates, Major League Baseball - 1 game 4-May
- Nate Holdren (first baseman, b. 1971, Idaho)
- 1996: Salem Avalanche, Carolina League (High-A) - 1 game 28-Jul
- Stephen Holdren (outfielder, b. 1983, Washington)
- 2007: Gateway Grizzlies, Frontier League (independent) - 1 game 7-Aug
- 2012: Lincoln Saltdogs, American Association (independent) - 1 game 24-Aug
- Ryan Holgate (outfielder, b. 2000, California)
- 2021: Palm Beach Cardinals, Low-A Southeast - 2 games 2-Sep g1 2-Sep g2
- 2022: Palm Beach Cardinals, Florida State League (Low-A) - 1 game 15-Apr
- 2023: FCL Phillies, Florida Complex League (rookie) - 1 game 10-Jun
- Aaron Holiday (pitcher, b. 2000, Pennsylvania)
- 2024: Fort Myers Mighty Mussels, Florida State League (Low-A) - 2 games 11-Apr 14-Apr
- 2024: York Revolution, Atlantic League (independent) - 1 game 7-Aug
- Taylor Holiday (first base/outfield, b. 1984, California)
- 2007: Staten Island Yankees, New York-Penn League (short-season) - 3 games 22-Jul 1-Aug 10-Sep
- 2008: Charleston RiverDogs, South Atlantic League (Low-A) - 1 game 18-Aug
- Rick Holifield (outfielder, b. 1970, New York)
- 1993: Dunedin Blue Jays, Florida State League (High-A) - 1 game 12-Aug
- 1994: Reading Phillies, Eastern League (AA) - 1 game 8-Aug
- 1995: Scranton/Wilkes-Barre Red Barons, International League (AAA) - 1 game 30-Apr
- 1995: Reading Phillies, Eastern League (AA) - 2 games 9-Sep 12-Sep
- 1996: Trenton Thunder, Eastern League (AA) - 2 games 20-Jul 27-Aug
- 1997: Carolina Mudcats, Southern League (AA) - 2 games 11-Aug 13-Aug
- Malcolm Holland (utility, b. 1992, California)
- 2014: Great Lakes Loons, Midwest League (Low-A) - 1 game 28-Aug
- Neil Holland (pitcher, b. 1988, Kentucky)
- 2014: Mesa Solar Sox, Arizona Fall League - 1 game 10-Oct
- Sam Holland (pitcher, b. 1994, Australia)
- 2017: Inland Empire 66ers, California League (High-A) - 1 game 31-Jul
- Tim Holland (infielder, b. 1969)
- 1991: Hagerstown Suns, Eastern League (AA) - 1 game 12-Aug
- 1993: Bowie Baysox, Eastern League (AA) - 1 game 9-Aug
- Will Holland (infielder, b. 1998, Georgia)
- Kyle Hollander (pitcher, b. 1984, Oklahoma)
- 2007: Staten Island Yankees, New York-Penn League (short-season) - 1 game 1-Aug
- Mario Hollands (pitcher, b. 1988, California)
- 2010: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 29-Jul
- Todd Hollandsworth (outfielder, b. 1973, Ohio)
- 2003: Florida Marlins, Major League Baseball - 1 game 18-Apr
- 2005: Atlanta Braves, Major League Baseball - 1 game 17-Sep
- Tyler Hollick (outfielder, b. 1992, Alberta)
- 2013: Salem-Keizer Volcanoes, Northwest League (short-season) - 1 game 20-Aug
- Brian Holliday (pitcher, b. 1984, Pennsylvania)
- 2009: York Revolution, Atlantic League (independent) - 1 game 31-Aug
- 2010: Newark Bears, Atlantic League (independent) - 1 game 18-Aug
- Cody Holliday (outfielder, b. 1987, Maryland)
- 2010: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 5-Aug
- Jackson Holliday (infielder, b. 2003, Texas)
- 2024: Baltimore Orioles, Major League Baseball - 1 game 18-Sep
- Matt Holliday (outfielder, b. 1980, Oklahoma)
- 1999: Asheville Tourists, South Atlantic League (Low-A) - 1 game 11-Aug
- 2005: Colorado Rockies, Major League Baseball - 1 game 2-Oct
- 2007: Colorado Rockies, Major League Baseball - 1 game 23-Apr
- 2013: St. Louis Cardinals, Major League Baseball - 1 game 1-Sep
- 2014: St. Louis Cardinals, Major League Baseball - 1 game 10-Aug
- 2016: St. Louis Cardinals, Major League Baseball - 2 games 29-May 27-Jul
- 2017: New York Yankees, Major League Baseball - 3 games 26-May 21-Jun 11-Sep
- 2018: Colorado Rockies, Major League Baseball - 1 game 23-Aug
- Tye Holliday (outfielder, b. 1995, Louisiana)
- 2020: Indy Windstorm, Liberation League (independent) - 1 game 22-Sep
- David Hollie (outfielder, b. 1999, Georgia)
- 2022: Columbia Fireflies, Carolina League (Low-A) - 1 game 22-Jun
- 2023: Quad Cities River Bandits, Midwest League (High-A) - 1 game 24-Jun
- Alec Hollifield (pitcher, b. 1980, California)
- 2001: Bristol Sox, Appalachian League (rookie) - 1 game 5-Aug
- Michael Hollimon (infielder, b. 1982, Texas)
- 2008: Toledo Mud Hens, International League (AAA) - 1 game 30-Aug
- Errol Hollinger (catcher, b. 1987, California)
- 2009: Missoula Osprey, Pioneer League (rookie) - 1 game 18-Aug
- D.J. Hollingsworth (outfielder, b. 1985, California)
- 2007: Staten Island Yankees, New York-Penn League (short-season) - 2 games 1-Aug 10-Sep
- Josh Hollingsworth (infielder, b. 1980, Florida)
- 2003: Richmond Roosters, Frontier League (independent) - 1 game 26-Jul
- 2007: San Angelo Colts, United League (independent) - 1 game 16-Aug
- Bubba Hollins (infielder, b. 1995, New York)
- 2022: Pensacola Blue Wahoos, Southern League (AA) - 1 game 14-Jul
- Damon Hollins (outfielder, b. 1974, California)
- 1997: Richmond Braves, International League (AAA) - 1 game 20-Jul
- Dave Hollins (infielder, b. 1966, New York)
- Jessie Hollins (pitcher, b. 1970, Texas; d. 2009, Texas)
- 1991: Winston-Salem Spirits, Carolina League (High-A) - 1 game 15-Aug
- Leonard (L.J.) Hollins (pitcher, b. 1991, Mississippi)
- 2013: Auburn Doubledays, New York-Penn League (short-season) - 1 game 2-Aug
- Connor Hollis (infielder, b. 1994, Texas)
- 2021: Bowling Green Hot Rods, High-A East - 1 game 1-Jul
- Justin Holloway (catcher, b. 1985)
- 2010: Florence Freedom, Frontier League (independent) - 1 game 3-Sep
- Kyle Holloway (catcher, b. 1988, Florida)
- 2011: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 18-Aug
- Trevor Holloway (pitcher, b. 1997, Indiana)
- Gavin Hollowell (pitcher, b. 1997, New Jersey)
- 2024: Chicago Cubs, Major League Baseball - 1 game 23-Sep
- Jeff Holm (first base/outfield, b. 1988, Michigan)
- 2011: Connecticut Tigers, New York-Penn League (short-season) - 1 game 21-Aug
- 2014: West Michigan Whitecaps, Midwest League (Low-A) - 1 game 25-Aug
- Steve Holm (catcher, b. 1979, California)
- 2002: Salem-Keizer Volcanoes, Northwest League (short-season) - 1 game 11-Aug
- 2004: San Jose Giants, California League (High-A) - 1 game 12-Aug
- Brad Holman (pitcher, b. 1968, Missouri)
- 1995: New Haven Ravens, Eastern League (AA) - 1 game 27-Aug
- Craig Holman (pitcher, b. 1969, Alabama)
- 1995: Reading Phillies, Eastern League (AA) - 2 games 9-Sep 12-Sep
- Ben Holmes (pitcher, b. 1991, Oregon)
- 2023: Birmingham Barons, Southern League (AA) - 1 game 20-Apr
- 2023: Charlotte Knights, International League (AAA) - 1 game 9-May
- Clay Holmes (pitcher, b. 1993, Alabama)
- 2021: New York Yankees, Major League Baseball - 1 game 29-Jul
- 2022: New York Yankees, Major League Baseball - 2 games 20-Jun 4-Sep
- 2024: New York Yankees, Major League Baseball - 1 game 10-May
- Darren Holmes (pitcher, b. 1966, North Carolina)
- 1992: Milwaukee Brewers, American League (MLB) - 1 game 14-Aug g2
- 1993: Colorado Rockies, National League (MLB) - 1 game 15-Aug
- 1998: New York Yankees, American League (MLB) - 1 game 27-Sep
- 2002: Atlanta Braves, Major League Baseball - 2 games 29-Jun 29-Sep
- Grant Holmes (pitcher, b. 1996, South Carolina)
- 2023: Gwinnett Stripers, International League (AAA) - 1 game 29-Jun
- Justin Holmes (infielder, b. 1981, Florida)
- 2006: Traverse City Beach Bums, Frontier League (independent) - 1 game 11-Aug
- Tra Holmes (outfielder, b. 1996, Florida)
- 2017: Hillsboro Hops, Northwest League (short-season) - 2 games 29-Jul 4-Aug
- 2018: Kane County Cougars, Midwest League (Low-A) - 1 game 5-Aug
- Ryan Holsten (pitcher, b. 1979, Illinois)
- 2004: Lancaster JetHawks, California League (High-A) - 1 game 7-Aug
- Brad Holt (pitcher, b. 1986, North Carolina)
- 2008: Brooklyn Cyclones, New York-Penn League (short-season) - 1 game 27-Aug
- Brock Holt (infielder, b. 1988, Texas)
- 2011: Altoona Curve, Eastern League (AA) - 1 game 27-Aug
- 2012: Pittsburgh Pirates, Major League Baseball - 1 game 25-Sep
- 2013: Pawtucket Red Sox, International League (AAA) - 1 game 2-Sep
- 2014: Boston Red Sox, Major League Baseball - 1 game 18-Apr
- 2015: Boston Red Sox, Major League Baseball - 1 game 28-Sep
- 2016: Boston Red Sox, Major League Baseball - 1 game 28-Sep
- 2018: Boston Red Sox, Major League Baseball - 3 games 31-Mar 25-May 4-Jul
- Chris Holt (pitcher, b. 1979, Maine)
- 2002: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 25-Jul
- Gabe Holt (infielder, b. 1998, Georgia)
- J.C. Holt (utility, b. 1982, Louisiana)
- 2008: Mississippi Braves, Southern League (AA) - 1 game 14-Aug
- 2009: Gwinnett Braves, International League (AAA) - 1 game 5-Jul
- Owen Holt (pitcher, b. 1999, New York)
- 2022: Daytona Tortugas, Florida State League (Low-A) - 1 game 10-May
- Todd Holt (outfielder, b. 1978, Virginia)
- 2000: Bristol Sox, Appalachian League (rookie) - 2 games 29-Jul 4-Aug
- Tyler Holt (outfielder, b. 1989, Florida)
- 2011: Kinston Indians, Carolina League (High-A) - 2 games 28-May 13-Aug
- 2012: Akron Aeros, Eastern League (AA) - 1 game 15-Sep
- 2014: Cleveland Indians, Major League Baseball - 1 game 26-Aug
- 2016: Cincinnati Reds, Major League Baseball - 1 game 7-Aug
- Jake Holton (first baseman, b. 1998, California)
- 2021: Lakeland Flying Tigers, Low-A Southeast - 2 games 30-Jul 12-Aug
- 2023: Erie SeaWolves, Eastern League (AA) - 1 game 26-Sep
- Tony Holton (outfielder, b. 1993, Georgia)
- 2020: Indiana Barn Owls, Liberation League (independent) - 1 game 23-Sep
- Tyler Holton (pitcher, b. 1996, Florida)
- 2023: Detroit Tigers, Major League Baseball - 1 game 30-Sep
- Mike Holtz (pitcher, b. 1972, Virginia)
- 1997: Anaheim Angels, American League (MLB) - 1 game 31-Aug
- Blake Holub (pitcher, b. 1998, Texas)
- 2022: Lakeland Flying Tigers, Florida State League (Low-A) - 1 game 11-Jun
- Ken Holubec (pitcher, b. 1978, Texas)
- 2003: Fort Myers Miracle, Florida State League (High-A) - 1 game 31-Aug g1
- 2004: Stockton Ports, California League (High-A) - 1 game 19-Aug g2
- Scott Holzwasser (infielder, b. 1998, Massachusetts)
- 2022: Joliet Slammers, Frontier League (independent) - 1 game 6-Jul
- Rafael Homblert (pitcher, b. 1991, Dominican Republic)
- 2012: Mahoning Valley Scrappers, New York-Penn League (short-season) - 1 game 5-Aug
- Jonny Homza (catcher, b. 1999, Alaska)
- 2021: Fort Wayne TinCaps, High-A Central - 1 game 18-Sep
- Sam Honeck (first baseman, b. 1987, Texas)
- 2009: Brooklyn Cyclones, New York-Penn League (short-season) - 2 games 2-Sep 8-Sep
- Heath Honeycutt (infielder, b. 1976, Missouri)
- 2002: Portland Sea Dogs, Eastern League (AA) - 1 game 21-Apr
- Bobby Honeyman (infielder, b. 1996, New York)
- 2021: Arkansas Travelers, Double-A Central - 2 games 22-Jul 15-Sep
- Brent Honeywell (pitcher, b. 1995, Georgia)
- 2016: Peoria Javelinas, Arizona Fall League - 1 game 12-Oct
- 2017: Durham Bulls, International League (AAA) - 1 game 19-Sep
- 2021: Tampa Bay Rays, Major League Baseball - 2 games 11-Apr 24-Apr
- 2021: Durham Bulls, Triple-A East - 1 game 16-Jun
- Chris Honsa (pitcher, b. 1983, Arizona)
- 2004: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 3-Aug
- 2005: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 7-Apr
- Chris Hoo (catcher, b. 1992, California)
- 2016: Jupiter Hammerheads, Florida State League (High-A) - 1 game 27-Aug
- Destin Hood (outfielder, b. 1990, Alabama)
- 2010: Hagerstown Suns, South Atlantic League (Low-A) - 1 game 22-Apr
- 2012: Harrisburg Senators, Eastern League (AA) - 2 games 1-Sep g1 1-Sep g2
- 2013: Harrisburg Senators, Eastern League (AA) - 1 game 27-May
- 2014: Auburn Doubledays, New York-Penn League (short-season) - 1 game 15-Aug
- 2015: Reading Fightin Phils, Eastern League (AA) - 1 game 9-Aug
- Jay Hood (infielder, b. 1977, Florida)
- 2002: Allentown Ambassadors, Northeast League (independent) - 1 game 21-Aug
- Josh Hood (infielder, b. 2000, New Jersey)
- 2023: Modesto Nuts, California League (Low-A) - 1 game 10-Aug
- Deryk Hooker (pitcher, b. 1989, California)
- 2015: Quebec Les Capitales, Can-Am League (independent) - 1 game 11-Sep
- Jon Hooker (pitcher, b. 1978, Kentucky; d. 2006, Kentucky)
- 2001: Bristol Sox, Appalachian League (rookie) - 1 game 5-Aug
- Clay Hooper (infielder, b. 1977, North Carolina)
- 2000: Staten Island Yankees, New York-Penn League (short-season) - 2 games 4-Sep 9-Sep
- Daren Hooper (outfielder, b. 1977, California)
- 1998: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 11-Jul
- Jeff Hooper (catcher/first base, b. 1964, Washington)
- 1990: Williamsport Bills, Eastern League (AA) - 1 game 11-Aug
- Jimmy Hooper (pitcher, b. 1975, Texas)
- 2001: Fargo-Moorhead RedHawks, Northern League (independent) - 1 game 29-Jul
- Kevin Hooper (infielder, b. 1976, Kansas)
- 1999: Utica Blue Sox, New York-Penn League (short-season) - 2 games 29-Jul 1-Sep
- 2002: Calgary Cannons, Pacific Coast League (AAA) - 1 game 7-Aug
- Anthony Hoopii-Tuionetoa (pitcher, b. 2000, Hawaii)
- 2023: Surprise Saguaros, Arizona Fall League - 1 game 13-Oct
- 2024: Birmingham Barons, Southern League (AA) - 1 game 18-Jun
- 2024: Charlotte Knights, International League (AAA) - 1 game 20-Sep
- 2024: Glendale Desert Dogs, Arizona Fall League - 1 game 11-Oct
- Casey Hoorelbeke (pitcher, b. 1980, California)
- 2010: Fargo-Moorhead RedHawks, Northern League (independent) - 1 game 23-Aug
- Jesse Hoorelbeke (first baseman, b. 1977, California)
- 2002: Great Falls Dodgers, Pioneer League (rookie) - 1 game 14-Aug
- 2003: Vero Beach Dodgers, Florida State League (High-A) - 1 game 28-Aug
- 2005: San Antonio Missions, Texas League (AA) - 1 game 4-Sep
- 2007: Bridgeport Bluefish, Atlantic League (independent) - 1 game 14-Sep
- 2008: Bridgeport Bluefish, Atlantic League (independent) - 1 game 20-Jul
- 2012: Somerset Patriots, Atlantic League (independent) - 3 games 25-Jul 22-Aug 20-Sep
- David Hooten (pitcher, b. 1975, Arkansas)
- 2003: Midland Rockhounds, Texas League (AA) - 1 game 9-Aug
- Bryan Hoover (infielder, b. 1977, Georgia)
- 2017: Lancaster Barnstormers, Atlantic League (independent) - 1 game 13-Aug
- Clint Hoover (first baseman, b. 1979, California)
- 2001: Pittsfield Astros, New York-Penn League (short-season) - 1 game 19-Jul
- J.J. Hoover (pitcher, b. 1987, Texas)
- 2009: Rome Braves, South Atlantic League (Low-A) - 1 game 3-Jul
- 2021: Lexington Legends, Atlantic League (independent) - 2 games 6-Aug 4-Sep
- Jesse Hoover (pitcher, b. 1982, Indiana)
- 2004: Staten Island Yankees, New York-Penn League (short-season) - 2 games 16-Jul g2 2-Aug
- Paul Hoover (catcher/infield, b. 1976, Ohio)
- 2000: Orlando Rays, Southern League (AA) - 1 game 1-Aug
- 2004: Edmonton Trappers, Pacific Coast League (AAA) - 1 game 9-Apr
- 2005: Durham Bulls, International League (AAA) - 1 game 28-Aug
- 2009: Lehigh Valley IronPigs, International League (AAA) - 1 game 12-Apr
- Carter Hope (pitcher, b. 1995, Texas)
- 2014: Burlington Royals, Appalachian League (rookie) - 1 game 19-Aug
- John Hope (pitcher, b. 1970, Florida; d. 2018, Florida)
- 1998: Atlantic City Surf, Atlantic League (independent) - 1 game 12-Jul
- Zyhir Hope (outfielder, b. 2005, Virginia)
- 2024: Glendale Desert Dogs, Arizona Fall League - 2 games 10-Oct 11-Oct
- Chase Hopewell (pitcher, b. 2001, Ohio)
- J.R. Hopf (catcher/first base, b. 1982, Florida)
- 2010: Somerset Patriots, Atlantic League (independent) - 2 games 6-Aug 24-Sep
- Ellington Hopkins (utility, b. 1995, New York)
- 2019: Alpine Cowboys, Pecos League (independent) - 1 game 13-Jul
- Greg Hopkins (infielder, b. 1988, Massachusetts)
- Kagen Hopkins (pitcher, b. 1991, California)
- 2018: Rockland Boulders, Can-Am League (independent) - 1 game 12-Jun g1
- TJ Hopkins (outfielder, b. 1997, South Carolina)
- 2022: Chattanooga Lookouts, Southern League (AA) - 1 game 14-Jul
- 2023: Louisville Bats, International League (AAA) - 1 game 1-Jul
- Josh Hopper (pitcher, b. 1977, California)
- 2000: Pittsfield Mets, New York-Penn League (short-season) - 1 game 26-Aug
- Matthew Hopper (first baseman, b. 1979, Colorado)
- 2003: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 5-Jul
- Norris Hopper (outfielder, b. 1979, North Carolina)
- 2003: Wichita Wranglers, Texas League (AA) - 1 game 8-Aug
- Shane Hopper (utility, b. 1975, Georgia)
- 2001: Mobile BayBears, Southern League (AA) - 2 games 4-Aug 8-Aug
- 2004: Quebec Les Capitales, Northeast League (independent) - 1 game 18-Jun
- 2005: Nashua Pride, Atlantic League (independent) - 4 games 2-Jul 20-Sep g1 20-Sep g2 1-Oct
- Kyle Hoppy (outfielder, b. 1991, New York)
- 2011: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 21-Aug
- Mitch Horacek (pitcher, b. 1991, Colorado)
- 2018: Hartford Yard Goats, Eastern League (AA) - 1 game 26-May g2
- 2018: Salt River Rafters, Arizona Fall League - 2 games 6-Nov 10-Nov
- Tyler Horan (outfielder, b. 1990, Massachusetts)
- 2013: Salem-Keizer Volcanoes, Northwest League (short-season) - 1 game 20-Aug
- 2016: Richmond Flying Squirrels, Eastern League (AA) - 1 game 21-Aug
- Dallas Hord (catcher, b. 1987, Missouri)
- 2010: Jamestown Jammers, New York-Penn League (short-season) - 1 game 8-Sep
- Bailey Horn (pitcher, b. 1998, Texas)
- 2022: Tennessee Smokies, Southern League (AA) - 1 game 15-Jul
- 2022: Mesa Solar Sox, Arizona Fall League - 1 game 13-Oct
- 2024: Worcester Red Sox, International League (AAA) - 1 game 22-Sep
- Jared Horn (pitcher, b. 1998, California)
- 2019: Grand Junction Rockies, Pioneer League (rookie) - 1 game 7-Jul
- Jeff Horn (catcher, b. 1970, Maryland)
- 1997: New Britain Rock Cats, Eastern League (AA) - 1 game 5-Apr
- 1999: Greenville Braves, Southern League (AA) - 1 game 12-Aug
- Keith Horn (pitcher, b. 1974, Arkansas)
- 1996: Columbus RedStixx, South Atlantic League (Low-A) - 1 game 30-Aug
- Sam Horn (first baseman, b. 1963, Texas)
- 1988: Pawtucket Red Sox, International League (AAA) - 1 game 29-Jul
- 1991: Baltimore Orioles, American League (MLB) - 1 game 15-Sep
- 1992: Baltimore Orioles, American League (MLB) - 1 game 21-Aug
- 1995: Oklahoma City 89ers, American Association (AAA) - 1 game 17-Aug
- 2000: Nashua Pride, Atlantic League (independent) - 4 games 2-Jul g1 3-Jul 14-Sep 27-Sep
- Alan Horne (pitcher, b. 1983, Florida)
- 2007: Trenton Thunder, Eastern League (AA) - 1 game 6-Sep
- Bryson Horne (first baseman, b. 1999, Florida)
- 2022: Rome Braves, South Atlantic League (High-A) - 1 game 4-Jul
- Tyrone Horne (outfielder, b. 1970, North Carolina)
- 1992: Rockford Expos, Midwest League (Low-A) - 1 game 13-Aug
- 1993: Harrisburg Senators, Eastern League (AA) - 2 games 29-Aug 5-Sep
- 1996: Binghamton Mets, Eastern League (AA) - 2 games 9-Aug 25-Aug
- 1998: Arkansas Travelers, Texas League (AA) - 1 game 25-Aug
- 1999: Reading Phillies, Eastern League (AA) - 1 game 6-Sep
- 2000: Aberdeen Arsenal, Atlantic League (independent) - 1 game 6-Jul
- Jim Horner (catcher, b. 1973, Washington)
- 2000: New Haven Ravens, Eastern League (AA) - 2 games 8-Apr 8-Sep
- Aaron Hornostaj (infielder, b. 1983, Ontario)
- 2004: San Jose Giants, California League (High-A) - 2 games 12-Aug 17-Aug
- Jackson Hornung (catcher, b. 2001, Massachusetts)
- Brent Horsman (outfielder, b. 1976, California)
- 1998: Clinton LumberKings, Midwest League (Low-A) - 1 game 20-Aug
- Jeremy Horst (pitcher, b. 1985, Wyoming)
- 2012: Philadelphia Phillies, Major League Baseball - 1 game 29-Aug
- 2014: Lehigh Valley IronPigs, International League (AAA) - 2 games 17-Aug 1-Sep
- Josh Horton (infielder, b. 1986, North Carolina)
- 2007: Kane County Cougars, Midwest League (Low-A) - 1 game 6-Aug
- Rick Horton (pitcher, b. 1959, New York)
- 1986: St. Louis Cardinals, National League (MLB) - 1 game 14-Apr
- Mac Horvath (infielder, b. 2001, Minnesota)
- 2024: Bowling Green Hot Rods, South Atlantic League (High-A) - 1 game 6-Aug
- 2024: Mesa Solar Sox, Arizona Fall League - 2 games 9-Oct 12-Oct
- Nick Horvath (outfielder, b. 1996, Florida)
- 2019: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 30-Apr
- Brian Horwitz (outfielder, b. 1982, California)
- 2004: Salem-Keizer Volcanoes, Northwest League (short-season) - 1 game 16-Aug
- Spencer Horwitz (infielder, b. 1997, Maryland)
- 2021: Mesa Solar Sox, Arizona Fall League - 2 games 18-Oct 20-Oct
- 2022: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 4-May
- 2024: Toronto Blue Jays, Major League Baseball - 1 game 29-Sep
- T.J. Hose (pitcher, b. 1986, Maryland)
- 2011: Salem Red Sox, Carolina League (High-A) - 1 game 13-Aug
- 2012: Somerset Patriots, Atlantic League (independent) - 1 game 25-Jul
- 2014: Camden Riversharks, Atlantic League (independent) - 1 game 7-Aug
- Steve Hosey (outfielder, b. 1969, California)
- 1994: Vancouver Canadians, Pacific Coast League (AAA) - 2 games 9-Sep 11-Sep
- Rhys Hoskins (first baseman, b. 1993, California)
- 2014: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 4-Jul g1
- 2015: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Apr
- 2016: Reading Fightin Phils, Eastern League (AA) - 2 games 8-Sep 10-Sep
- 2017: Lehigh Valley IronPigs, International League (AAA) - 1 game 26-Jul
- 2017: Philadelphia Phillies, Major League Baseball - 1 game 1-Oct
- 2018: Philadelphia Phillies, Major League Baseball - 4 games 14-Jun 9-Jul g1 9-Jul g2 28-Sep
- 2019: Philadelphia Phillies, Major League Baseball - 2 games 26-Sep 27-Sep
- 2021: Philadelphia Phillies, Major League Baseball - 2 games 15-May 29-May
- 2022: Philadelphia Phillies, Major League Baseball - 2 games 16-Apr 25-Sep
- 2024: Milwaukee Brewers, Major League Baseball - 3 games 4-Jul 24-Sep 27-Sep
- Eric Hosmer (first baseman, b. 1989, Florida)
- 2009: Wilmington Blue Rocks, Carolina League (High-A) - 1 game 7-Sep
- 2011: Kansas City Royals, Major League Baseball - 1 game 4-Sep
- 2014: Kansas City Royals, Major League Baseball - 1 game 5-Sep
- 2015: Kansas City Royals, Major League Baseball - 1 game 31-Oct
- 2018: San Diego Padres, Major League Baseball - 4 games 4-Aug 18-Aug 19-Aug 23-Aug
- 2019: San Diego Padres, Major League Baseball - 1 game 29-Apr
- 2021: San Diego Padres, Major League Baseball - 1 game 17-Sep
- Bennett Hostetler (catcher/infielder, b. 1997, Montana)
- 2022: Beloit Sky Carp, Midwest League (High-A) - 1 game 12-Jul
- 2024: Pensacola Blue Wahoos, Southern League (AA) - 1 game 20-Jun
- Brian Hostetler (catcher, b. 1970, Illinois)
- 1994: Stockton Ports, California League (High-A) - 1 game 2-Sep
- Tom Hotchkiss (pitcher, b. 1968)
- 1993: Dunedin Blue Jays, Florida State League (High-A) - 1 game 12-Aug
- Tommy Hottovy (pitcher, b. 1981, Missouri)
- 2006: Portland Sea Dogs, Eastern League (AA) - 1 game 7-Sep
- 2011: Pawtucket Red Sox, International League (AAA) - 2 games 1-Aug 20-Aug
- Zach Houchins (infielder, b. 1992, North Carolina)
- 2015: Burlington Bees, Midwest League (Low-A) - 2 games 28-Aug 4-Sep
- Colin Houck (infielder, b. 2004, Georgia)
- Tanner Houck (pitcher, b. 1996, Missouri)
- 2017: Lowell Spinners, New York-Penn League (short-season) - 1 game 22-Jul
- 2024: Boston Red Sox, Major League Baseball - 1 game 20-May
- Brad Hough (utility, b. 1983)
- 2008: River City Rascals, Frontier League (independent) - 1 game 16-Aug
- Charlie Hough (pitcher, b. 1948, Hawaii)
- 1992: Chicago White Sox, American League (MLB) - 1 game 15-Aug
- Maddux Houghton (outfielder, b. 1999, Georgia)
- Dustin Houle (catcher, b. 1993, British Columbia)
- 2016: Brevard County Manatees, Florida State League (High-A) - 1 game 25-Aug
- Austin House (pitcher, b. 1991, New Mexico)
- 2012: Vermont Lake Monsters, New York-Penn League (short-season) - 2 games 4-Aug 23-Aug
- 2015: New Britain Rock Cats, Eastern League (AA) - 1 game 16-Aug
- 2016: Hartford Yard Goats, Eastern League (AA) - 1 game 2-Aug
- Brady House (infielder, b. 2003, Georgia)
- 2024: Rochester Red Wings, International League (AAA) - 1 game 21-Sep
- Bryan House (utility, b. 1963)
- 1990: Oklahoma City 89ers, American Association (AAA) - 1 game 18-Aug
- J.R. House (catcher/first base, b. 1979, West Virginia)
- 2007: Baltimore Orioles, Major League Baseball - 1 game 30-Sep
- 2011: Long Island Ducks, Atlantic League (independent) - 1 game 18-Sep
- T.J. House (pitcher, b. 1989, Louisiana)
- 2014: Cleveland Indians, Major League Baseball - 1 game 26-Aug
- 2019: Milwaukee Milkmen, American Association (independent) - 1 game 31-May
- Trini House (outfielder, b. 1969)
- 1992: Beloit Brewers, Midwest League (Low-A) - 1 game 11-Aug
- David Housel (infielder, b. 1981, New Jersey)
- 2003: St. Lucie Mets, Florida State League (High-A) - 1 game 29-Aug
- 2004: Atlantic City Surf, Atlantic League (independent) - 3 games 19-Jul 5-Aug 2-Sep
- 2005: Atlantic City Surf, Atlantic League (independent) - 1 game 15-Jun
- 2006: Atlantic City Surf, Atlantic League (independent) - 1 game 2-Jul
- 2006: Road Warriors, Atlantic League (independent) - 1 game 16-Sep
- 2010: Somerset Patriots, Atlantic League (independent) - 1 game 6-Sep
- Adrian Houser (pitcher, b. 1993, Oklahoma)
- 2023: Milwaukee Brewers, Major League Baseball - 1 game 1-Oct
- Kyle Houser (infielder, b. 1975, Texas)
- 1996: Salem Avalanche, Carolina League (High-A) - 3 games 28-Aug 1-Sep g1 1-Sep g2
- 1997: Salem Avalanche, Carolina League (High-A) - 1 game 16-Aug
- 1998: New Haven Ravens, Eastern League (AA) - 1 game 31-Jul
- Joey Housey (pitcher, b. 1989, Florida)
- 2014: Quebec Les Capitales, Can-Am League (independent) - 1 game 4-Aug
- Wayne Housie (outfielder, b. 1965, Virginia)
- 1990: New Britain Red Sox, Eastern League (AA) - 1 game 11-Aug
- 1993: New York Mets, National League (MLB) - 1 game 9-Apr
- 1994: New Britain Red Sox, Eastern League (AA) - 2 games 21-Aug g1 21-Aug g2
- Connor Housley (pitcher, b. 2001, Georgia)
- 2024: Winston-Salem Dash, South Atlantic League (High-A) - 1 game 9-Aug
- Ryan Houston (pitcher, b. 1979, Florida)
- 2004: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 1-Aug
- Tyler Houston (catcher/infielder, b. 1971, Nevada)
- 1993: Richmond Braves, International League (AAA) - 1 game 4-Sep
- 1999: Chicago Cubs, National League (MLB) - 1 game 23-Jul
- 2003: Philadelphia Phillies, Major League Baseball - 1 game 2-Aug g1
- Jonathan Hovis (pitcher, b. 1983, North Carolina)
- 2006: Staten Island Yankees, New York-Penn League (short-season) - 1 game 18-Jul
- Ben Howard (pitcher, b. 1979, Illinois)
- 2006: Buffalo Bisons, International League (AAA) 4-Jul
- Chris Howard (pitcher, b. 1965, Massachusetts)
- 1994: Boston Red Sox, American League (MLB) - 1 game 23-Jul g2
- 1995: Pawtucket Red Sox, International League (AAA) - 1 game 30-Jul
- Chris Howard (catcher, b. 1966, California)
- 1990: Williamsport Bills, Eastern League (AA) - 1 game 11-Aug
- 1994: Seattle Mariners, American League (MLB) - 1 game 23-Jul g2
- 1996: Norfolk Tides, International League (AAA) - 1 game 25-Aug
- David Howard (infielder, b. 1967, Florida)
- 1992: Kansas City Royals, American League (MLB) - 1 game 17-Aug
- Ed Howard (infielder, b. 2002, Illinois)
- 2021: Myrtle Beach Pelicans, Low-A East - 1 game 18-Jun
- Gaige Howard (outfielder, b. 1998, California)
- 2023: Schaumburg Boomers, Frontier League (independent) - 1 game 14-Jul
- Jordan Howard (infielder, b. 1996, Georgia)
- 2021: Gastonia Honey Hunters, Atlantic League (independent) - 1 game 6-Aug
- Kevin Howard (infielder, b. 1981, Illinois)
- 2006: Trenton Thunder, Eastern League (AA) - 1 game 13-Apr
- 2008: Las Vegas 51s, Pacific Coast League (AAA) - 1 game 29-Jul
- 2011: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 10-Sep
- 2012: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 28-May
- Marcus Howard (outfielder, b. 1975, Ohio)
- 1997: Lowell Spinners, New York-Penn League (short-season) - 1 game 26-Jul
- Matt Howard (infielder, b. 1967, Massachusetts)
- Matt Howard (outfielder, b. 1989)
- 2014: Southern Illinois Miners, Frontier League (independent) - 1 game 27-Aug
- Mike Howard (outfielder, b. 1958, Washington)
- 1983: New York Mets, National League (MLB) - 1 game 5-Apr
- Nick Howard (pitcher, b. 1993, New York)
- 2014: Surprise Saguaros, Arizona Fall League - 1 game 10-Oct
- Ryan Howard (first baseman, b. 1979, Missouri)
- 2002: Lakewood BlueClaws, South Atlantic League (Low-A) - 2 games 24-Jun 26-Aug
- 2003: Clearwater Phillies, Florida State League (High-A) - 4 games 22-Aug 30-Aug 31-Aug g1 31-Aug g2
- 2004: Philadelphia Phillies, Major League Baseball - 1 game 11-Sep
- 2005: Philadelphia Phillies, Major League Baseball - 1 game 28-Sep
- 2006: Philadelphia Phillies, Major League Baseball - 1 game 30-Jul
- 2007: Philadelphia Phillies, Major League Baseball - 3 games 27-Aug 16-Sep 23-Sep
- 2008: Philadelphia Phillies, Major League Baseball - 1 game 6-Jul
- 2009: Philadelphia Phillies, Major League Baseball - 1 game 29-Sep
- 2010: Philadelphia Phillies, Major League Baseball - 1 game 6-Sep day
- 2011: Philadelphia Phillies, Major League Baseball - 2 games 30-May 23-Jul
- 2012: Lehigh Valley IronPigs, International League (AAA) - 1 game 3-Jul
- 2012: Philadelphia Phillies, Major League Baseball - 2 games 29-Aug 17-Sep
- 2014: Philadelphia Phillies, Major League Baseball - 1 game 18-Aug
- 2016: Philadelphia Phillies, Major League Baseball - 3 games 8-Apr 25-Sep 2-Oct
- Ryan Howard (infielder, b. 1994, Missouri)
- 2017: San Jose Giants, California League (High-A) - 1 game 1-Aug
- 2019: Sacramento RiverCats, Pacific Coast League (AAA) - 1 game 17-Sep
- Sam Howard (pitcher, b. 1993, Georgia)
- 2016: Hartford Yard Goats, Eastern League (AA) - 2 games 20-Aug 5-Sep
- Spencer Howard (pitcher, b. 1996, California)
- 2019: Clearwater Threshers, Florida State League (High-A) - 2 games 4-Apr 23-Apr
- 2019: Scottsdale Scorpions, Arizona Fall League - 1 game 18-Oct
- Thomas Howard (outfielder, b. 1964, Ohio)
- 1993: Cincinnati Reds, National League (MLB) - 1 game 24-Aug
- 1995: Cincinnati Reds, National League (MLB) - 1 game 23-Sep
- Tim Howard (utility, b. 1969, California)
- 1989: Pittsfield Mets, New York-Penn League (short-season) - 1 game 2-Sep
- 1993: Binghamton Mets, Eastern League (AA) - 3 games 22-Aug 29-Aug 5-Sep
- Trent Howard (pitcher, b. 1989, Indiana)
- 2012: Frederick Keys, Carolina League (High-A) - 1 game 3-Sep
- Will Howard (outfielder, b. 1989, Georgia)
- 2012: Aberdeen IronBirds, New York-Penn League (short-season) - 2 games 7-Aug 26-Aug
- Andy Howdeshell (infielder, b. 1981, Tennessee)
- 2005: North Shore Spirit, Can-Am League (independent) - 1 game 25-Jun
- Matt Howe (infielder, b. 1976, Pennsylvania)
- 2000: Visalia Oaks, California League (High-A) - 1 game 2-Sep
- 2004: Gary Southshore RailCats, Northern League (independent) - 1 game 11-Jul
- Steve Howe (pitcher, b. 1958, Michigan; d. 2006, California)
- 1993: New York Yankees, American League (MLB) - 1 game 3-Sep
- 1994: New York Yankees, American League (MLB) - 2 games 29-Jul 31-Jul
- 1995: New York Yankees, American League (MLB) - 1 game 24-Sep
- Carter Howell (outfielder, b. 1999, North Dakota)
- 2023: Scottsdale Scorpions, Arizona Fall League - 2 games 12-Oct 14-Oct
- Gabe Howell (infielder, b. 1998, Georgia)
- 2024: Glacier Range Riders, Pioneer League (independent) - 2 games 6-Jul 7-Jul
- J.P. Howell (pitcher, b. 1983, California)
- 2009: Tampa Bay Rays, Major League Baseball - 2 games 19-Jun 6-Sep
- 2016: Los Angeles Dodgers, Major League Baseball - 1 game 13-Sep
- Jack Howell (infielder, b. 1961, Arizona)
- Jason Howell (pitcher, b. 1979, North Carolina)
- 2001: Lowell Spinners, New York-Penn League (short-season) - 1 game 6-Jul
- 2003: Sarasota Red Sox, Florida State League (High-A) - 1 game 22-Aug
- Jeff Howell (catcher, b. 1983, Florida)
- 2010: New Britain Rock Cats, Eastern League (AA) - 1 game 5-Sep
- 2012: Potomac Nationals, Carolina League (High-A) - 1 game 8-Aug
- 2013: Harrisburg Senators, Eastern League (AA) - 1 game 27-May
- Korry Howell (outfielder, b. 1998, Illinois)
- 2024: Lexington Legends, Atlantic League (independent) - 1 game 8-Aug
- Mike Howell (pitcher, b. 1979, New York)
- 2006: Sussex Skyhawks, Can-Am League (independent) - 2 games 30-Jun 9-Jul
- Pat Howell (outfielder, b. 1968, Alabama)
- 1992: New York Mets, National League (MLB) - 2 games 20-Sep 4-Oct
- 1994: Norfolk Tides, International League (AAA) - 2 games 6-Aug g1 6-Aug g2
- 2000: Nashua Pride, Atlantic League (independent) - 1 game 27-Sep
- 2001: Nashua Pride, Atlantic League (independent) - 2 games 3-Sep 22-Sep
- 2003: Nashua Pride, Atlantic League (independent) - 2 games 22-Jun g2 25-Jul
- Travis Howell (catcher, b. 1985, California)
- 2010: Southern Maryland Blue Crabs, Atlantic League (independent) - 1 game 7-Sep g2
- Dan Hower (pitcher, b. 1973, Nebraska)
- 1994: Hudson Valley Renegades, New York-Penn League (short-season) - 1 game 19-Jun
- John Howerton (pitcher, b. 1980, Arizona)
- 2005: Sioux City Explorers, Northern League (independent) - 2 games 8-Aug 12-Aug
- Isaiah Howes (outfielder, b. 1984, Kentucky)
- 2007: Staten Island Yankees, New York-Penn League (short-season) - 2 games 22-Jul 1-Aug
- Ty Howington (pitcher, b. 1980, Washington)
- 2001: Chattanooga Lookouts, Southern League (AA) - 1 game 9-Aug
- Dann Howitt (first base/outfield, b. 1964, Michigan)
- 1995: Buffalo Bisons, American Association (AAA) - 1 game 17-Aug
- 1996: Indianapolis Indians, American Association (AAA) - 1 game 12-Aug
- Brandon Howlett (infielder, b. 1999, Florida)
- 2019: Greenville Drive, South Atlantic League (Low-A) - 2 games 30-Apr 12-Aug
- Jared Howton (pitcher, b. 1978, Texas)
- 2002: Washington Wild Things, Frontier League (independent) - 1 game 28-Jul
- Danny Hoy (infielder, b. 1993, Pennsylvania)
- 2017: Kingsport Mets, Appalachian League (rookie) - 1 game 27-Aug
- Wayne Hoy (pitcher, b. 1971, New York)
- 1998: Somerset Patriots, Atlantic League (independent) - 1 game 12-Jul
- Jared Hoying (outfielder, b. 1989, Ohio)
- 2013: Round Rock Express, Pacific Coast League (AAA) - 1 game 22-Jul
- Justin Hoyman (pitcher, b. 1982, Florida)
- 2005: Lake County Captains, South Atlantic League (Low-A) - 1 game 7-Apr
- James Hoyt (pitcher, b. 1986, Idaho)
- 2019: Cleveland Indians, Major League Baseball - 1 game 19-Sep
- Kent Hrbek (first baseman, b. 1960, Minnesota)
- 1992: Minnesota Twins, American League (MLB) - 1 game 12-Aug
- 1993: Minnesota Twins, American League (MLB) - 1 game 22-Sep
- 1994: Minnesota Twins, American League (MLB) - 1 game 4-Jul
- Mike Hrynio (infielder, then pitcher, b. 1982, New Jersey)
- 2009: Newark Bears, Atlantic League (independent) - 2 games 16-Jul 12-Aug
- Chi-Ling Hsu (pitcher, b. 1999, Taiwan)
- 2019: GCL Phillies East, Gulf Coast League (rookie) - 1 game 27-Aug
- Chih-Wei Hu (pitcher, b. 1993, Taiwan)
- 2017: Durham Bulls, International League (AAA) - 1 game 19-Sep
- 2017: Tampa Bay Rays, Major League Baseball - 1 game 24-Sep
- 2018: Durham Bulls, International League (AAA) - 1 game 18-Sep
- Chin-Lung Hu (infielder, b. 1984, Taiwan)
- 2009: Albuquerque Isotopes, Pacific Coast League (AAA) - 1 game 24-Aug
- Jun-Chung Huang (pitcher, b. 1982, Taiwan)
- 2002: Augusta Greenjackets, South Atlantic League (Low-A) - 1 game 24-Aug
- 2003: Sarasota Red Sox, Florida State League (High-A) - 1 game 30-Aug
- Wei-Chieh Huang (pitcher, b. 1993, Taiwan)
- 2019: Nashville Sounds, Pacific Coast League (AAA) - 1 game 15-Jul
- Antwonie Hubbard (pitcher, b. 1988, Texas)
- 2009: Mahoning Valley Scrappers, New York-Penn League (short-season) - 1 game 8-Sep
- Dondrei Hubbard (outfielder, b. 1995, Georgia)
- 2022: Harrisburg Senators, Eastern League (AA) - 1 game 5-May
- Marshall Hubbard (first base/outfield, b. 1982, Virginia)
- 2004: Everett Aquasox, Northwest League (short-season) - 2 games 14-Aug 16-Aug
- Mike Hubbard (catcher, b. 1971, Virginia)
- 1998: Montreal Expos, National League (MLB) - 1 game 18-Jul
- Trenidad Hubbard (utility, b. 1964, Illinois)
- 1995: Colorado Springs Sky Sox, Pacific Coast League (AAA) - 1 game 13-Aug
- 1997: Buffalo Bisons, American Association (AAA) - 2 games 9-Aug g1 9-Aug g2
- 2000: Baltimore Orioles, Major League Baseball - 1 game 1-Oct
- Bryce Hubbart (pitcher, b. 2001, Illinois)
- 2023: Daytona Tortugas, Florida State League (Low-A) - 1 game 11-May
- 2023: Surprise Saguaros, Arizona Fall League - 1 game 13-Oct
- Ryan Hubele (catcher, b. 1980, Arizona)
- 2002: Aberdeen IronBirds, New York-Penn League (short-season) - 1 game 25-Jul
- 2003: Frederick Keys, Carolina League (High-A) - 1 game 5-Apr
- 2007: Bowie Baysox, Eastern League (AA) - 1 game 6-Apr
- Jeff Huber (pitcher, b. 1970, Nebraska)
- 1992: Waterloo Diamonds, Midwest League (Low-A) - 1 game 16-Aug g2
- 1999: Newark Bears, Atlantic League (independent) - 3 games 31-May 11-Jul 21-Jul
- Jon Huber (pitcher, b. 1981, California)
- 2009: Gwinnett Braves, International League (AAA) - 2 games 5-Jul 12-Sep
- Justin Huber (utility, b. 1982, Australia)
- 2011: Somerset Patriots, Atlantic League (independent) - 1 game 12-Sep
- Marc Huberman (pitcher, b. 1994, California)
- 2018: Rockland Boulders, Can-Am League (independent) - 1 game 12-Jun g2
- Chase Huchingson (pitcher, b. 1989, Arkansas)
- 2013: Binghamton Mets, Eastern League (AA) - 1 game 13-Aug
- 2014: Binghamton Mets, Eastern League (AA) - 1 game 27-Jul
- 2018: Somerset Patriots, Atlantic League (independent) - 2 games 10-Jun 23-Sep
- Jamin Huchingson (pitcher, b. 1984, Arkansas)
- 2003: Bristol Sox, Appalachian League (rookie) - 1 game 12-Jul
- Ryan Huck (first baseman, b. 1991, Missouri)
- 2014: Vermont Lake Monsters, New York-Penn League (short-season) - 1 game 28-Jul
- Ken Huckaby (catcher, b. 1971, California)
- 1995: Albuquerque Dukes, Pacific Coast League (AAA) - 1 game 15-Aug
- 2003: Syracuse SkyChiefs, International League (AAA) - 1 game 17-Aug
- Andy Hudak (first baseman, b. 1981, Ohio)
- 2006: Washington Wild Things, Frontier League (independent) - 1 game 8-Aug
- John Hudek (pitcher, b. 1966, Florida)
- 1998: New York Mets, National League (MLB) - 1 game 30-Apr
- Rex Hudler (utility, b. 1960, Arizona)
- 1990: St. Louis Cardinals, National League (MLB) - 1 game 12-Aug
- 1992: St. Louis Cardinals, National League (MLB) - 1 game 22-Apr
- 1997: Philadelphia Phillies, National League (MLB) - 2 games 15-Sep g1 15-Sep g2
- 1998: Philadelphia Phillies, National League (MLB) - 1 game 11-Apr
- Josh Hudnall (utility, b. 1980, Louisiana)
- 2002: Hickory Crawdads, South Atlantic League (Low-A) - 1 game 26-Aug
- Bert Hudson (outfielder, b. 1977, Florida)
- 1998: South Bend Silver Hawks, Midwest League (Low-A) - 1 game 16-Aug
- Bryan Hudson (outfielder, b. 1995, Georgia)
- 2014: Lowell Spinners, New York-Penn League (short-season) - 2 games 31-Jul 13-Aug g1
- 2016: Salem Red Sox, Carolina League (High-A) - 1 game 4-Sep
- 2021: Tennessee Smokies, Double-A South - 1 game 23-Jul
- Dakota Hudson (pitcher, b. 1994, Tennessee)
- 2016: Palm Beach Cardinals, Florida State League (High-A) - 1 game 26-Aug
- 2017: Memphis Redbirds, Pacific Coast League (AAA) - 1 game 19-Sep
- 2018: St. Louis Cardinals, Major League Baseball - 1 game 20-Aug
- 2022: St. Louis Cardinals, Major League Baseball - 1 game 7-Jun
- Daniel Hudson (pitcher, b. 1987, Virginia)
- 2016: Arizona Diamondbacks, Major League Baseball - 1 game 10-Aug
- 2019: Washington Nationals, Major League Baseball - 1 game 26-Sep
- 2021: Washington Nationals, Major League Baseball - 1 game 28-Apr
- Danny Hudson (outfielder, b. 1977, Texas)
- 1999: Williamsport Crosscutters, New York-Penn League (short-season) - 1 game 30-Jul
- Joe Hudson (pitcher, b. 1970, Pennsylvania)
- 1994: New Britain Red Sox, Eastern League (AA) - 1 game 21-Aug g2
- 1996: Boston Red Sox, American League (MLB) - 1 game 3-Aug day
- 1997: Boston Red Sox, American League (MLB) - 1 game 16-Sep g2
- Joe Hudson (catcher, b. 1991, Florida)
- 2016: Pensacola Blue Wahoos, Southern League (AA) - 1 game 2-Sep
- 2018: Salt Lake Bees, Pacific Coast League (AAA) - 2 games 7-Aug 9-Aug
- Kyle Hudson (outfielder, b. 1987, Illinois)
- 2009: Delmarva Shorebirds, South Atlantic League (Low-A) - 1 game 10-Apr
- 2009: Frederick Keys, Carolina League (High-A) - 1 game 7-Sep
- 2010: Frederick Keys, Carolina League (High-A) - 1 game 7-Aug
- 2012: Lehigh Valley IronPigs, International League (AAA) - 2 games 3-Jul 22-Jul
- Kyrell Hudson (outfielder, b. 1990, Oregon)
- 2010: Williamsport Crosscutters, New York-Penn League (short-season) - 2 games 29-Jul 9-Aug
- Orlando Hudson (infielder, b. 1977, South Carolina)
- 2000: Tennessee Smokies, Southern League (AA) - 1 game 1-Aug
- 2004: Toronto Blue Jays, Major League Baseball - 2 games 20-Sep 21-Sep
- 2008: Arizona Diamondbacks, Major League Baseball - 1 game 28-Jul
- 2010: Minnesota Twins, Major League Baseball - 1 game 22-Aug
- Tim Hudson (pitcher, b. 1975, Georgia)
- 2005: Atlanta Braves, Major League Baseball - 2 games 6-Aug 17-Sep
- Casey Hudspeth (pitcher, b. 1984, Florida)
- 2006: Tri-City ValleyCats, New York-Penn League (short-season) - 1 game 13-Sep
- Danny Hudzina (infielder, b. 1994, Florida)
- 2016: State College Spikes, New York-Penn League (short-season) - 1 game 11-Sep
- Mike Huelsmann (outfielder, b. 1974, Missouri)
- 1999: Akron Aeros, Eastern League (AA) - 1 game 1-Aug
- Steve Hueston (pitcher, b. 1973, California)
- 1998: Massachusetts Mad Dogs, Northeast League (independent) - 1 game 3-Jul
- Aubrey Huff (first baseman, b. 1976, Ohio)
- 1999: Orlando Rays, Southern League (AA) - 1 game 3-Jul
- 2002: Tampa Bay Devil Rays, Major League Baseball - 1 game 25-Sep
- 2007: Baltimore Orioles, Major League Baseball - 1 game 19-Sep
- 2009: Baltimore Orioles, Major League Baseball - 1 game 23-Apr
- 2009: Detroit Tigers, Major League Baseball - 1 game 6-Sep
- David Huff (pitcher, b. 1984, California)
- 2013: New York Yankees, Major League Baseball - 1 game 25-Sep
- Ken Huff (first base/outfield, b. 1979, Arizona)
- 2002: Yakima Bears, Northwest League (short-season) - 1 game 13-Aug
- Kody Huff (catcher, b. 2000, Arizona)
- 2024: Surprise Saguaros, Arizona Fall League - 1 game 11-Oct
- Larry Huff (infielder, b. 1972, Germany)
- 1997: Reading Phillies, Eastern League (AA) - 4 games 5-Apr 29-Jun 20-Jul 17-Aug
- 1998: Reading Phillies, Eastern League (AA) - 1 game 11-Apr
- 2000: Wichita Wranglers, Texas League (AA) - 1 game 23-Aug
- Mike Huff (outfielder, b. 1963, Hawaii)
- 1993: Chicago White Sox, American League (MLB) - 1 game 2-Sep
- Sam Huff (catcher/first base, b. 1998, Arizona)
- 2019: Hickory Crawdads, South Atlantic League (Low-A) - 1 game 30-Apr
- 2021: Surprise Saguaros, Arizona Fall League - 1 game 16-Oct
- 2022: Round Rock Express, Pacific Coast League (AAA) - 1 game 3-Aug
- 2023: Texas Rangers, Major League Baseball - 1 game 7-Aug
- Zach Huffins (outfielder, b. 1999, North Carolina)
- 2023: Schaumburg Boomers, Frontier League (independent) - 1 game 14-Jul
- Chad Huffman (outfielder, b. 1985, Texas)
- 2006: Eugene Emeralds, Northwest League (short-season) - 1 game 22-Aug
- 2007: San Antonio Missions, Texas League (AA) - 1 game 15-Aug
- 2011: Columbus Clippers, International League (AAA) - 1 game 16-Sep
- 2012: Columbus Clippers, International League (AAA) - 1 game 22-Jul
- 2013: Memphis Redbirds, Pacific Coast League (AAA) - 1 game 22-Jul
- Ryan Huffman (first base/outfield, b. 1973, Texas)
- 1996: Oneonta Yankees, New York-Penn League (short-season) - 1 game 17-Aug
- David Huggins (pitcher, b. 1975, Texas)
- 2000: Dayton Dragons, Midwest League (Low-A) - 1 game 21-Jul
- Kenya Huggins (pitcher, b. 2002, Louisiana)
- 2024: Daytona Tortugas, Florida State League (Low-A) - 1 game 28-Aug g1
- Mike Huggins (first baseman, b. 1980, California)
- 2002: Aberdeen IronBirds, New York-Penn League (short-season) - 2 games 25-Jul 2-Sep
- 2003: Frederick Keys, Carolina League (High-A) - 1 game 5-Apr
- 2005: Bowie Baysox, Eastern League (AA) - 3 games 14-Jun 27-Jul 31-Jul
- 2006: Road Warriors, Atlantic League (independent) - 1 game 16-Sep
- Brandon Hughes (outfielder, b. 1995, Michigan)
- 2017: Eugene Emeralds, Northwest League (short-season) - 1 game 29-Jul
- 2018: South Bend Cubs, Midwest League (Low-A) - 1 game 3-Aug
- Carlos Hughes (infielder, b. 1989, New Jersey)
- 2016: Long Island Ducks, Atlantic League (independent) - 1 game 22-Sep
- Gabriel Hughes (pitcher, b. 2001, Alaska)
- 2024: Salt River Rafters, Arizona Fall League - 1 game 11-Oct
- Jared Hughes (pitcher, b. 1985, Connecticut)
- 2010: Altoona Curve, Eastern League (AA) - 1 game 18-Sep
- 2012: Pittsburgh Pirates, Major League Baseball - 2 games 29-Jul 25-Sep
- 2016: Pittsburgh Pirates, Major League Baseball - 1 game 7-Aug
- 2019: Philadelphia Phillies, Major League Baseball - 1 game 27-Sep
- Keith Hughes (outfielder, b. 1963, Pennsylvania)
- 1990: New York Mets, National League (MLB) - 1 game 9-Sep
- Luke Hughes (infielder, b. 1984, Australia)
- 2011: Rochester Red Wings, International League (AAA) - 1 game 17-Aug
- 2011: Minnesota Twins, Major League Baseball - 1 game 19-Sep
- Nial Hughes (pitcher, b. 1977, Prince Edward Island)
- 2001: Wilmington Waves, South Atlantic League (Low-A) - 1 game 6-Aug
- Phil Hughes (pitcher, b. 1986, California)
- 2007: New York Yankees, Major League Baseball - 1 game 22-Sep
- 2008: Scranton/Wilkes-Barre Yankees, International League (AAA) - 1 game 7-Sep
- 2009: Scranton/Wilkes-Barre Yankees, International League (AAA) - 1 game 12-Apr
- 2010: New York Yankees, Major League Baseball - 1 game 21-Sep
- 2013: New York Yankees, Major League Baseball - 1 game 25-Sep
- Rhyne Hughes (first baseman, b. 1983, Mississippi)
- 2010: Norfolk Tides, International League (AAA) - 1 game 29-May
- 2012: Bowie Baysox, Eastern League (AA) - 2 games 1-Sep g1 1-Sep g2
- 2013: Binghamton Mets, Eastern League (AA) - 2 games 13-Aug 5-Sep
- Robert Hughes (outfielder, b. 1972, Iowa)
- 1994: Vermont Expos, New York-Penn League (short-season) - 1 game 19-Jun
- Casey Hughston (outfielder, b. 1994, Alabama)
- 2015: West Virginia Black Bears, New York-Penn League (short-season) - 2 games 8-Aug 13-Sep
- 2016: West Virginia Power, South Atlantic League (Low-A) - 1 game 2-Jul
- 2017: Altoona Curve, Eastern League (AA) - 2 games 3-Sep 13-Sep
- J.C. Huguet (catcher/first base, then pitcher, b. 1978, Florida)
- 2008: Atlantic City Surf, Can-Am League (independent) - 1 game 5-Jul
- Justin Huisman (pitcher, b. 1979, Illinois)
- 2007: Newark Bears, Atlantic League (independent) - 2 games 9-Jun 21-Sep
- Eiker Huizi (pitcher, b. 2000, Venezuela)
- 2023: Lakeland Flying Tigers, Florida State League (Low-A) - 2 games 5-May 14-Sep
- 2024: Lakeland Flying Tigers, Florida State League (Low-A) - 3 games 28-May 31-May 2-Jun
- Tug Hulett (infielder, b. 1983, Illinois)
- 2010: Pawtucket Red Sox, International League (AAA) - 1 game 29-May
- 2011: Syracuse Chiefs, International League (AAA) - 2 games 23-Apr g2 3-Jul
- 2012: Lehigh Valley IronPigs, International League (AAA) - 1 game 3-Jul
- Andrew Huling (outfielder, b. 1977, Virginia)
- 2002: Dubois County Dragons, Frontier League (independent) - 1 game 28-Jul
- 2003: Kenosha Mammoths, Frontier League (independent) - 1 game 29-Jul
- Eric Hull (pitcher, b. 1979, Washington)
- 2002: Great Falls Dodgers, Pioneer League (rookie) - 1 game 14-Aug
- Nick Hull (pitcher, b. 1999, Washington)
- 2023: Mesa Solar Sox, Arizona Fall League - 1 game 11-Oct
- Steve Huls (infielder, b. 1974, Minnesota)
- 1997: Fort Wayne Wizards, Midwest League (Low-A) - 1 game 5-Jul
- Conner Hulse (pitcher, b. 1989)
- 2012: Worcester Tornadoes, Can-Am League (independent) - 1 game 20-Aug
- David Hulse (outfielder, b. 1968, Texas)
- 1992: Texas Rangers, American League (MLB) - 1 game 12-Aug
- 1995: Milwaukee Brewers, American League (MLB) - 1 game 16-Aug
- 1998: Nashua Pride, Atlantic League (independent) - 1 game 5-Jul
- Niko Hulsizer (outfielder, b. 1997, Pennsylvania)
- 2019: Great Lakes Loons, Midwest League (Low-A) - 1 game 30-May
- 2019: Charlotte Stone Crabs, Florida State League (High-A) - 2 games 20-Aug 24-Aug
- 2021: Montgomery Biscuits, Double-A South - 1 game 24-Jul
- 2023: Durham Bulls, International League (AAA) - 2 games 9-May 6-Jun
- Philip Humber (pitcher, b. 1982, Texas)
- 2007: New York Mets, Major League Baseball - 2 games 11-Sep 26-Sep
- Dave Humen (pitcher, b. 1981, Illinois)
- 2008: Edmonton Cracker-Cats, Golden League (independent) - 1 game 26-Jul
- Cooper Hummel (catcher/outfielder, b. 1994, Oregon)
- 2018: Carolina Mudcats, Carolina League (High-A) - 1 game 2-Sep
- 2019: Biloxi Shuckers, Southern League (AA) - 2 games 10-Sep 11-Sep
- 2021: Salt River Rafters, Arizona Fall League - 2 games 19-Oct 21-Oct
- 2022: Salt River Rafters, Arizona Fall League - 1 game 13-Oct
- Dan Hummel (catcher/first base, b. 1976, New York)
- 1998: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 25-Jul
- Rich Hummel (pitcher, b. 1980, Illinois)
- 2007: Southern Illinois Miners, Frontier League (independent) - 1 game 7-Aug
- Richard Humphrey (pitcher, b. 1971, Florida)
- 1993: Auburn Astros, New York-Penn League (short-season) - 1 game 21-Aug
- Jordan Humphreys (pitcher, b. 1996, Florida)
- 2019: Scottsdale Scorpions, Arizona Fall League - 1 game 18-Oct
- Mike Humphreys (utility, b. 1967, Texas)
- 1991: New York Yankees, American League (MLB) - 1 game 12-Sep
- 1992: Columbus Clippers, International League (AAA) - 1 game 19-Aug
- 1993: New York Yankees, American League (MLB) - 1 game 3-Oct
- Zach Humphreys (catcher, b. 1997, Texas)
- 2022: Rocket City Trash Pandas, Southern League (AA) - 1 game 6-Aug
- 2023: Salt Lake Bees, Pacific Coast League (AAA) - 1 game 8-Aug
- Justin Humphries (catcher/first base, b. 1983, Texas)
- 2008: Shreveport Sports, American Association (independent) - 1 game 12-Aug
- Chris Humrich (pitcher, b. 1977, Colorado)
- 2002: New Jersey Jackals, Northeast League (independent) - 1 game 16-Jul
- Jeff Hundley (pitcher, b. 1977, Ohio)
- 2005: Lancaster Barnstormers, Atlantic League (independent) - 1 game 10-Jul
- Nick Hundley (catcher, b. 1983, Oregon)
- 2007: San Antonio Missions, Texas League (AA) - 1 game 15-Aug
- 2008: San Diego Padres, Major League Baseball - 3 games 28-Jul 20-Sep 21-Sep
- 2012: San Diego Padres, Major League Baseball - 1 game 13-Aug
- Todd Hundley (catcher, b. 1969, Virginia)
- 1990: New York Mets, National League (MLB) - 1 game 9-Sep
- 1991: Tidewater Tides, International League (AAA) - 1 game 17-Aug
- 1991: New York Mets, National League (MLB) - 3 games 6-Sep 22-Sep 29-Sep
- 1992: New York Mets, National League (MLB) - 5 games 22-Apr 31-Aug g1 31-Aug g2 20-Sep 4-Oct
- 1993: New York Mets, National League (MLB) - 9 games 5-Apr 9-Apr 25-Jun 18-Aug 24-Aug 13-Sep 24-Sep 25-Sep 28-Sep
- 1994: New York Mets, National League (MLB) - 3 games 15-Apr 16-Apr 17-Jul
- 1996: New York Mets, National League (MLB) - 8 games 6-Apr 9-Sep 10-Sep 14-Sep 15-Sep 21-Sep 28-Sep 29-Sep
- 1997: New York Mets, National League (MLB) - 2 games 4-Aug 22-Aug
- 1998: New York Mets, National League (MLB) - 2 games 18-Sep 23-Sep
- 2003: Vero Beach Dodgers, Florida State League (High-A) - 1 game 28-Aug
- Blake Hunt (catcher, b. 1998, California)
- 2021: Bowling Green Hot Rods, High-A East - 1 game 1-Jul
- 2022: Mesa Solar Sox, Arizona Fall League - 2 games 13-Oct 15-Oct
- Bridger Hunt (outfielder, b. 1985, Florida)
- 2013: Newark Bears, Can-Am League (independent) - 1 game 5-Aug
- Jeremy Hunt (infielder, then pitcher, b. 1983, North Carolina)
- 2008: Lake Elsinore Storm, California League (High-A) - 1 game 2-Aug
- 2009: Sussex Skyhawks, Can-Am League (independent) - 1 game 11-Aug
- 2010: Quebec Les Capitales, Can-Am League (independent) - 1 game 19-Jun
- 2011: Brockton Rox, Can-Am League (independent) - 3 games 26-Aug g1 26-Aug g2 29-Aug
- Julian Hunt (utility, b. 1995, New York)
- 2020: Baseball Resume Bandits, Liberation League (independent) - 1 game 22-Sep
- Kelly Hunt (infielder, b. 1981, Ohio)
- 2006: Erie SeaWolves, Eastern League (AA) - 1 game 3-Jul
- Ron Hunt (infielder, b. 1941, Missouri)
- 1968: San Francisco Giants, National League (MLB) - 1 game 16-Jun
- Stephen Hunt (first base/outfield, b. 1989, Florida)
- 2010: Billings Mustangs, Pioneer League (rookie) - 1 game 27-Aug
- Bert Hunter (outfielder, b. 1967)
- Brian Hunter (first base/outfield, b. 1968, California)
- 1991: Atlanta Braves, National League (MLB) - 1 game 6-Sep
- 1992: Atlanta Braves, National League (MLB) - 2 games 31-Aug g1 31-Aug g2
- 1995: Cincinnati Reds, National League (MLB) - 1 game 23-Sep
- 2000: Philadelphia Phillies, Major League Baseball - 1 game 11-Sep g2
- Brian Hunter (outfielder, b. 1971, Oregon)
- 1993: Jackson Generals, Texas League (AA) - 2 games 14-Aug 16-Aug
- 1997: Detroit Tigers, American League (MLB) - 3 games 4-Jul g1 4-Jul g2 13-Jul
- 1998: Detroit Tigers, American League (MLB) - 1 game 24-Aug
- 1999: Detroit Tigers, American League (MLB) - 1 game 11-Apr
- 1999: Seattle Mariners, American League (MLB) - 1 game 21-Aug
- 2001: Philadelphia Phillies, Major League Baseball - 1 game 3-Sep
- Cade Hunter (catcher/outfielder, b. 2000, New Jersey)
- 2023: Daytona Tortugas, Florida State League (Low-A) - 1 game 11-Jun
- Cedric Hunter (outfielder, b. 1988, Georgia)
- 2008: Lake Elsinore Storm, California League (High-A) - 1 game 2-Aug
- 2013: Columbus Clippers, International League (AAA) - 1 game 24-Apr
- 2016: Philadelphia Phillies, Major League Baseball - 1 game 8-Apr
- 2016: Lehigh Valley IronPigs, International League (AAA) - 1 game 4-May
- Germaine Hunter (pitcher, b. 1974, Kentucky)
- 1997: Michigan Battle Cats, Midwest League (Low-A) - 1 game 5-Jul
- John Hunter (pitcher, b. 1975, Texas)
- 1998: Clinton LumberKings, Midwest League (Low-A) - 1 game 20-Aug
- Rich Hunter (pitcher, b. 1974, California)
- 1996: Philadelphia Phillies, National League (MLB) - 1 game 29-Sep
- 1997: Reading Phillies, Eastern League (AA) - 2 games 29-Jun 20-Jul
- Tommy Hunter (pitcher, b. 1986, Indiana)
- 2012: Bowie Baysox, Eastern League (AA) - 1 game 1-Sep g1
- 2018: Philadelphia Phillies, Major League Baseball - 2 games 14-Jun 9-Jul g2
- 2021: New York Mets, Major League Baseball - 1 game 15-May
- Torii Hunter (outfielder, b. 1975, Arkansas)
- 1996: Hardware City Rock Cats, Eastern League (AA) - 2 games 20-Jul 25-Aug
- 1997: New Britain Rock Cats, Eastern League (AA) - 2 games 5-Apr 3-Aug
- 2004: Minnesota Twins, Major League Baseball - 1 game 6-Oct
- 2006: Minnesota Twins, Major League Baseball - 1 game 6-Aug
- 2009: Los Angeles Angels of Anaheim, Major League Baseball - 1 game 26-Aug
- 2010: Los Angeles Angels of Anaheim, Major League Baseball - 1 game 22-Aug
- Torii Hunter (outfielder, b. 1995, Arkansas)
- 2018: Burlington Bees, Midwest League (Low-A) - 1 game 5-Aug
- 2021: Rocket City Trash Pandas, Double-A South - 2 games 23-Jul 5-Aug
- 2022: Rocket City Trash Pandas, Southern League (AA) - 1 game 6-Aug
- Coleman Huntley (pitcher, b. 1993, California)
- 2022: Mississippi Braves, Southern League (AA) - 1 game 4-Aug
- James Huntley (utility, b. 1973)
- 1994: Huntington Cubs, Appalachian League (rookie) - 1 game 3-Jul
- Jon Hunton (pitcher, b. 1982, New Jersey)
- 2007: Lancaster Barnstormers, Atlantic League (independent) - 1 game 13-Sep
- 2008: Somerset Patriots, Atlantic League (independent) - 1 game 18-Sep
- 2011: Long Island Ducks, Atlantic League (independent) - 1 game 18-Sep
- 2013: Somerset Patriots, Atlantic League (independent) - 1 game 20-Sep
- 2014: Somerset Patriots, Atlantic League (independent) - 2 games 2-Aug day 7-Aug
- 2015: Somerset Patriots, Atlantic League (independent) - 2 games 13-Aug 17-Aug
- 2016: Somerset Patriots, Atlantic League (independent) - 1 game 31-Jul g2
- 2017: Somerset Patriots, Atlantic League (independent) - 2 games 17-Sep 22-Sep
- Scott Huntsman (pitcher, b. 1972, Ohio)
- 1998: El Paso Diablos, Texas League (AA) - 1 game 22-Aug
- Brock Huntzinger (pitcher, b. 1988, Indiana)
- 2015: Nashville Sounds, Pacific Coast League (AAA) - 1 game 27-Jul
- Jerry Huntzinger (pitcher, b. 1999, New York)
- 2023: FCL Blue Jays, Florida Complex League (rookie) - 1 game 22-Aug
- 2024: Dunedin Blue Jays, Florida State League (Low-A) - 2 games 17-Apr 19-Apr
- 2024: Glacier Range Riders, Pioneer League (independent) - 2 games 6-Jul 7-Jul
- Craig Hurba (catcher, b. 1981, New York)
- 2006: Kansas City T-bones, Northern League (independent) - 1 game 5-Aug
- Clint Hurdle (first base/outfield, b. 1957, Michigan)
- 1986: St. Louis Cardinals, National League (MLB) - 1 game 14-Apr
- Sean Hurley (outfielder, b. 1992, Florida)
- 2014: Bluefield Blue Jays, Appalachian League (rookie) - 1 game 19-Aug
- 2016: Sussex County Miners, Can-Am League (independent) - 1 game 30-May
- 2018: Normal CornBelters, Frontier League (independent) - 2 games 25-Aug g1 25-Aug g2
- Trevor Hurley (pitcher, b. 1987, Texas)
- 2010: Hickory Crawdads, South Atlantic League (Low-A) - 1 game 4-Jul
- Jonah Hurney (pitcher, b. 2000, Hawaii)
- Jake Hurry (pitcher, b. 1982, Illinois)
- 2006: Lexington Legends, South Atlantic League (Low-A) - 1 game 6-Sep
- Jason Hursh (pitcher, b. 1991, Texas)
- 2019: Mississippi Braves, Southern League (AA) - 1 game 26-Jul
- Bill Hurst (pitcher, b. 1970, Florida)
- 1996: Portland Sea Dogs, Eastern League (AA) - 1 game 5-Apr
- Jason Hurst (outfielder, b. 1981, Georgia)
- 2008: Atlantic City Surf, Can-Am League (independent) - 1 game 17-Aug
- Jimmy Hurst (outfielder, b. 1972, Alabama)
- 1994: Prince William Cannons, Carolina League (High-A) - 1 game 7-Aug
- 1997: Toledo Mud Hens, International League (AAA) - 1 game 24-Aug
- 1998: Pawtucket Red Sox, International League (AAA) - 1 game 1-Aug
- 2001: Nashua Pride, Atlantic League (independent) - 2 games 3-Sep 22-Sep
- 2002: Newark Bears, Atlantic League (independent) - 5 games 21-Jul 13-Sep 17-Sep 18-Sep 19-Sep
- 2004: New Haven County Cutters, Northeast League (independent) - 1 game 6-Aug
- 2005: Nashua Pride, Atlantic League (independent) - 3 games 2-Jul 20-Sep g1 1-Oct
- Jonathan Hurst (pitcher, b. 1966, New York)
- 1994: New York Mets, National League (MLB) - 1 game 15-Apr
- Scott Hurst (outfielder, b. 1996, California)
- 2019: Springfield Cardinals, Texas League (AA) - 1 game 25-Jul
- 2022: Memphis Redbirds, International League (AAA) - 1 game 26-Jun
- Kyle Hurt (pitcher, b. 1998, California)
- 2021: Glendale Desert Dogs, Arizona Fall League - 2 games 16-Oct 20-Oct
- 2022: Tulsa Drillers, Texas League (AA) - 1 game 5-Aug
- Daniel Hurtado (pitcher, b. 1992, Venezuela)
- 2019: Cleburne Railroaders, American Association (independent) - 1 game 16-Jul
- Pedro Hurtado (infielder, b. 2000, Dominican Republic)
- 2019: GCL Blue Jays, Gulf Coast League (rookie) - 1 game 28-Aug
- Ricardo Hurtado (catcher/first base, b. 2003, Venezuela)
- 2023: FCL Tigers, Florida Complex League (rookie) - 2 games 10-Jun 19-Aug
- 2024: FCL Tigers, Florida Complex League (rookie) - 2 games 1-Jul 22-Jul
- Brant Hurter (pitcher, b. 1998, Georgia)
- 2022: Lakeland Flying Tigers, Florida State League (Low-A) - 1 game 11-Jun
- 2023: Erie SeaWolves, Eastern League (AA) - 1 game 26-Sep
- Jacob Hurtubise (outfielder, b. 1997, Indiana)
- 2022: Chattanooga Lookouts, Southern League (AA) - 1 game 14-Jul
- 2023: Chattanooga Lookouts, Southern League (AA) - 1 game 20-Jun 14-Oct
- 2023: Surprise Saguaros, Arizona Fall League - 2 games 13-Oct
- Butch Huskey (first base/outfield, b. 1971, Oklahoma)
- Jeff Huson (infielder, b. 1964, Arizona)
- 1992: Texas Rangers, American League (MLB) - 2 games 12-Aug 4-Sep
- 1995: Baltimore Orioles, American League (MLB) - 1 game 1-Oct
- 2000: Chicago Cubs, Major League Baseball - 1 game 2-Sep
- Tim Huson (utility, b. 1980, Arizona)
- 2001: Bristol Sox, Appalachian League (rookie) - 1 game 5-Aug
- 2002: Bristol Sox, Appalachian League (rookie) - 1 game 14-Jul
- Faqir Hussain (infielder, b. 1987, Pakistan)
- 2016: Pakistan, World Baseball Classic - 1 game 23-Sep
- Brent Husted (pitcher, b. 1976, California)
- 2000: San Antonio Missions, Texas League (AA) - 1 game 23-Aug
- Dane Hutcheon (infielder, b. 1994, Texas)
- 2018: Lake County Captains, Midwest League (Low-A) - 1 game 27-Aug
- Patrick Hutcheson (infielder, b. 1989, California)
- 2013: Tri-City Dust Devils, Northwest League (short-season) - 1 game 22-Aug
- Andy Hutchings (pitcher, b. 1981)
- 2005: New Jersey Jackals, Can-Am League (independent) - 1 game 19-Jun
- Jason Hutchins (pitcher, b. 1970)
- 1994: New Haven Ravens, Eastern League (AA) - 2 games 10-Jul 24-Jul
- Nick Hutchins (catcher, b. 1995, Tennessee)
- 2017: Lexington Legends, South Atlantic League (Low-A) - 1 game 30-Aug g2
- 2019: Northwest Arkansas Naturals, Texas League (AA) - 1 game 20-Jul
- Norm Hutchins (outfielder, b. 1975, New York)
- 1996: Cedar Rapids Kernels, Midwest League (Low-A) - 1 game 13-Aug
- 1997: Lake Elsinore Storm, California League (High-A) - 1 game 28-Aug
- 1999: Edmonton Trappers, Pacific Coast League (AAA) - 1 game 4-Jul
- 2001: Orlando Rays, Southern League (AA) - 1 game 8-Aug
- 2003: Somerset Patriots, Atlantic League (independent) - 1 game 17-Sep
- 2004: Somerset Patriots, Atlantic League (independent) - 5 games 22-May 28-Jul 29-Jul g2 30-Jul 18-Sep
- 2005: Lancaster Barnstormers, Atlantic League (independent) - 2 games 12-Jun 2-Jul
- 2005: Newark Bears, Atlantic League (independent) - 8 games 10-Jul 24-Jul 24-Aug 25-Aug 11-Sep 17-Sep 20-Sep g1 20-Sep g2
- 2006: Bridgeport Bluefish, Atlantic League (independent) - 2 games 2-Jul 10-Sep
- 2007: Long Island Ducks, Atlantic League (independent) - 1 game 18-Sep
- 2008: Long Beach Armada, Golden League (independent) - 1 game 27-Jul
- 2011: Rockland Boulders, Can-Am League (independent) - 1 game 24-Aug
- Bryce Hutchinson (pitcher, b. 1998, Florida)
- 2019: Columbia Fireflies, South Atlantic League (Low-A) - 1 game 30-Apr
- Chad Hutchinson (pitcher, b. 1977, Colorado)
- 1998: New Jersey Cardinals, New York-Penn League (short-season) - 1 game 30-Jul
- Bernard Hutchison (outfielder, b. 1974, Alabama)
- 1997: Asheville Tourists, South Atlantic League (Low-A) - 1 game 14-Aug
- Drew Hutchison (pitcher, b. 1990, Florida)
- 2011: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 10-Sep
- 2012: New Hampshire Fisher Cats, Eastern League (AA) - 1 game 5-Apr
- 2021: Detroit Tigers, Major League Baseball - 1 game 3-Oct
- 2022: Detroit Tigers, Major League Baseball - 1 game 1-Oct
- Ryan Hutchison (pitcher, b. 1978, Indiana)
- 2004: Reading Phillies, Eastern League (AA) - 1 game 31-Aug
- K.C. Huth (outfielder, b. 1992, California)
- Tim Hutting (infielder, b. 1981, California)
- 2010: Sioux Falls Pheasants, American Association (independent) - 1 game 24-Aug g2
- Mark Hutton (pitcher, b. 1970, Australia)
- 1993: New York Yankees, American League (MLB) - 1 game 2-Sep
- 2000: New Orleans Zephyrs, Pacific Coast League (AAA) - 1 game 19-Aug
- Jeff Hutzler (pitcher, b. 1972, Texas)
- 1997: Bakersfield Blaze, California League (High-A) - 1 game 28-Aug
- 1998: Shreveport Captains, Texas League (AA) - 1 game 23-Aug
- Mike Huyler (infielder, b. 1968, California)
- 1992: Beloit Brewers, Midwest League (Low-A) - 1 game 11-Aug
- Levi Hyams (infielder, b. 1989, Georgia)
- 2012: Danville Braves, Appalachian League (rookie) - 2 games 14-Aug 18-Aug
- 2013: Rome Braves, South Atlantic League (Low-A) - 1 game 26-May
- 2015: Carolina Mudcats, Carolina League (High-A) - 1 game 23-May
- 2015: Mississippi Braves, Southern League (AA) - 1 game 26-Jul
- Austin Hyatt (pitcher, b. 1986, Georgia)
- 2009: Lakewood BlueClaws, South Atlantic League (Low-A) - 1 game 15-Sep
- 2011: Reading Phillies, Eastern League (AA) - 1 game 10-Sep
- Lee Hyde (pitcher, b. 1985, Georgia)
- 2012: Trenton Thunder, Eastern League (AA) - 2 games 5-Apr 15-Sep
- 2014: Somerset Patriots, Atlantic League (independent) - 1 game 2-Aug day
- Mickey Hyde (outfielder, b. 1966)
- 1992: Reading Phillies, Eastern League (AA) - 1 game 2-Aug
- Matt Hyers (infielder, b. 1975, Georgia)
- 1996: Auburn Doubledays, New York-Penn League (short-season) - 2 games 15-Aug 17-Aug
- Tim Hyers (first base/outfield, b. 1971, Georgia)
- 1996: Toledo Mud Hens, International League (AAA) - 1 game 31-Aug
- 1997: Toledo Mud Hens, International League (AAA) - 1 game 24-Aug
- Gary Hymel (catcher, b. 1968, Louisiana)
- 1994: Harrisburg Senators, Eastern League (AA) - 1 game 20-Aug
- Colt Hynes (pitcher, b. 1985, Oklahoma)
- 2014: Albuquerque Isotopes, Pacific Coast League (AAA) - 1 game 24-Jul
- Brandon Hynick (pitcher, b. 1985, Ohio)
- 2006: Casper Rockies, Pioneer League (rookie) - 1 game 24-Aug
- Dan Hyott (outfielder, b. 1979)
- 2001: Kalamazoo Kings, Frontier League (independent) - 1 game 18-Aug
- Taylor Hyssong (pitcher, b. 1994, Maryland)
- 2018: Trois-Rivieres Aigles, Can-Am League (independent) - 1 game 18-Jul day
- Adam Hyzdu (outfielder, b. 1971, California)
- 1993: Shreveport Captains, Texas League (AA) - 1 game 16-Aug
- 1996: Trenton Thunder, Eastern League (AA) - 1 game 20-Jul
- 1999: Altoona Curve, Eastern League (AA) - 1 game 1-Aug
- 2001: Pittsburgh Pirates, Major League Baseball - 1 game 27-Jul
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