| Cody Haack | IF-OF | 2009-2011 | Saint Peter's |
| Keaton Haack | P | 2013-2016 | Alabama, Pitt CC, UNC-Greensboro |
| Aaron Haag | IF | 2013-2014 | SE Louisiana, Lurleen B. Wallace CC, West Florida |
| Kyle Haag | P | 2016-2019 | Ramapo |
| Blake Haagen | P | 2008-2009 | Louisiana-Lafayette, Chipola College |
| Brett Haan | P | 2012-2015 | Purdue, Parkland College |
| Brent Haapanen | C | 2002-2004 | Pepperdine |
| Jason Haar | P | 2005-2008 | Pacific |
| Jordan Haar | OF | 2002-2005 | Charleston Southern |
| Brandon Haarer | OF | 2012-2014 | Samford |
| Jackson Haas | IF | 2020-2020 | Northern Kentucky |
| Jeremy Haas | P-OF | 2008-2011 | George Mason |
| Jordan Haas | SS | 2008-2008 | Chicago State |
| Matthias Haas | IF | 2020-2020 | Brown |
| Patrick Haas | P | 2016-2019 | Bloomfield College |
| Reagan Haas | P | 2020-2020 | Gonzaga |
| Ryan Haas | IF-P | 2010-2013 | Delaware State |
| Shane Haas | P | 2002-2003 | Belmont |
| Trevor Haas | P | 2013-2016 | Valparaiso |
| Tyler Haas | C | 2019-2020 | Bowling Green State |
| Aaron Haase | P-UT | 2019-2020 | Wichita State |
| Joe Haase | OF-P | 2009-2012 | Purdue |
| Joey Haass | P | 2018-2019 | Delaware |
| Alex Haba | IF | 2020-2020 | Merrimack College |
| Zach Habarka | P-OF | 2015-2015 | Northwestern State, New Mexico Military Institute |
| Marc-Andre Habeck | P | 2013-2016 | Georgia State, Frank Phillips College |
| Max Habegger | P | 2018-2020 | Lipscomb |
| Robbie Haben | IF-C | 2010-2012 | George Washington |
| Andrew Haberern | C-IF | 2006-2009 | George Washington, Trinity College |
| Treg Haberkorn | OF | 2015-2018 | Cincinnati |
| Solomon Haberkost | P | 2008-2013 | Cleveland State, Ottawa University |
| Evan Haberle | IF-OF | 2015-2018 | Santa Clara |
| David Haberman | C | 2019-2020 | Seton Hall |
| John Haberman | P-1B | 2010-2014 | Pacific |
| Bryan Haberstroh | IF | 2014-2017 | New Jersey Tech |
| Jonathan Habrack | P | 2004-2004 | Columbus State |
| Jacob Habsieger | P | 2005-2005 | Missouri State |
| Michael Habzda | 1B | 2013-2013 | Connecticut, Connecticut-Avery Point |
| Mike Hachadorian | P | 2011-2012 | San Diego Mesa College, San Diego State |
| Garrett Hachtel | P | 2007-2009 | Memphis |
| Devin Hack | OF | 2020-2020 | Seton Hall |
| Graham Hackbarth | IF | 2017-2019 | Louisiana Tech, Pearl River CC |
| Adam Hackenberg | C | 2019-2020 | Clemson |
| Andrew Hacker | OF | 2020-2020 | Utah Valley U |
| Chase Hacker | C | 2018-2020 | Texas-San Antonio |
| Drew Hacker | IF | 2013-2014 | Pepperdine |
| Jim Hacker | 3B | 1971-1974 | Texas A&M |
| Matt Hacker | 2B | 2005-2008 | Virginia Tech |
| TJ Hacker | C | 2003-2003 | Miami, Clemson |
| Alex Hackerott | P | 2013-2016 | Oklahoma State |
| Brian Hackett | IF | 2006-2008 | Maine |
| Chris Hackett | P | 2008-2011 | SUNY - Albany |
| Davey Hackett | P | 2009-2013 | Lipscomb |
| Pat Hackett | C | 2003-2003 | Western Carolina |
| Seth Hackett | P | 2016-2016 | Southern Illinois |
| Taylor Hackett | SS-2B | 2013-2016 | Niagara |
| Ed Hackimer | IF | 2004-2007 | Iona College |
| Derek Hackman | C | 2018-2020 | South Dakota State |
| Tim Hackman | P | 1998-1998 | --- |
| Kyle Hackney | IF | 2011-2015 | Navy, Pfeiffer |
| Tom Hackney | C | 2001-2003 | Dartmouth, Michigan State |
| Viron Hackney | P-OF | 2008-2010 | Houston Baptist, San Jacinto, Dallas |
| Miles Haddad | IF | 2014-2017 | Pacific |
| Ramzi Haddad | IF | 2017-2020 | Princeton |
| Ryan Haddaway | 3B | 2019-2020 | Mount Saint Mary |
| Chas Hadden | C-IF | 2016-2019 | Belmont |
| Mike Hadden | P | 2014-2014 | Nebraska, Minnesota State University-Mankato |
| Ben Haddox | 3B-2B | 2002-2003 | Louisiana Tech |
| Joe Haddox | OF | 2013-2016 | Wichita State, Oklahoma City |
| Richard Haderer | P | 1971-1971 | --- |
| Mark Haderlein | P | 2007-2008 | Cal State Northridge, Orange Coast College |
| Jason Haditsch | IF | 2009-2011 | Cleveland State |
| Brendan Hadley | IF | 2001-2004 | Miami, Toledo |
| Derrick Hadley | P | 2011-2015 | Texas A&M, Sam Houston State |
| John Hadley | H | 2003-2005 | Southern, Arkansas-Pine Bluff |
| John Hadley | P | 2004-2006 | Arkansas-Pine Bluff |
| Jordan Hadlock | C | 2009-2012 | Cal Poly |
| Jon Hadra | IF | 2001-2004 | Va Military Inst. |
| Lee Haeberle | P | 2015-2016 | East Tennessee State, Dyersburg State CC |
| Damon Haecker | IF | 2014-2017 | Auburn |
| Aaron Haefele | OF | 2003-2004 | Ark-Little Rock, Maple Woods CC |
| Ben Haefner | SS | 2015-2018 | University at Buffalo, Sam Houston State |
| Seth Haehl | P | 2009-2013 | Washington, Lewis-Clark State College |
| Kyle Haen | OF | 2011-2015 | Iowa, UW Whitewater |
| Xavier Haendiges | IF | 2020-2020 | Ohio |
| Austin Haensel | P | 2018-2020 | Southern |
| David Haerle | P | 2012-2014 | College of the Canyons, Cal State Dominguez Hills |
| Derek Haese | P | 2004-2007 | George Washington |
| David Hafer | P | 2012-2015 | Rider |
| Grant Hafer | OF | 2005-2005 | UNC Charlotte |
| Jordan Hafer | 1B | 2004-2006 | Florida Atlantic |
| Daven Hafey | IF | 2003-2004 | Creighton |
| Ryan Haff | IF | 2016-2019 | Illinois |
| Abbott Haffar | P | 2018-2020 | UC Riverside |
| David Hafiz | C | 2000-2002 | UNLV, Fresno State |
| Trevor Hafner | IF | 2017-2020 | Ohio, Sinclair CC |
| Jackson Haga | P | 2020-2020 | Liberty |
| Will Haga | P | 2009-2010 | Army |
| Zach Hagaman | OF-P | 2011-2014 | Charleston Southern |
| Jimmy Hagan | P | 2020-2020 | Quinnipiac |
| Mitchell Hagan | 1B-P | 2018-2018 | Grand Canyon |
| Ryan Hagan | IF | 2013-2017 | Presbyterian College, Mercer, Chattahoochee Val |
| Scott Hagan | OF | 2012-2016 | Binghamton, Mercy College |
| Tate Hagan | OF-P | 2017-2020 | Dayton |
| Austin Hagarty | IF | 2013-2016 | Willamette |
| Lucas Hagberg | OF | 2012-2013 | San Diego, Skyline College |
| Brett Hagedorn | IF | 2001-2004 | Arkansas |
| Matt Hagedorn | C | 2003-2006 | Indiana U.-Purdue U.-FW |
| Nick Hagedorn | C | 2018-2020 | Louisiana-Lafayette, Jefferson College |
| Jordan Hagel | OF | 2010-2013 | Maryland |
| Will Hagel | P | 2010-2012 | Valparaiso |
| Brody Hagel-Pitt | P | 2016-2018 | Hawaii, Iowa Western CC |
| Justin Hageman | P | 2011-2014 | Western Kentucky |
| Cole Hagen | P | 2014-2014 | Missouri State |
| Derek Hagen | IF | 2005-2006 | Marshall |
| Jeffrey Hagen | P | 2017-2018 | North Carolina Central |
| Joe Hagen | P | 2008-2009 | Centenary College, Green River CC |
| Sean Hagen | C | 2011-2014 | Eastern Kentucky, Jefferson College |
| Stephen Hagen | 3B | 2010-2012 | Eastern Oklahoma State College, Texas Tech |
| Todd Hagen | IF | 2011-2014 | Savannah State |
| Jake Hagenow | C | 2018-2020 | Middle Tenn State |
| Ben Hager | P | 2000-2002 | NC State, Appalachian State |
| Brad Hager | IF | 2001-2003 | Navy |
| Devin Hager | IF | 2017-2020 | Eastern Michigan |
| Frank Hager | IF | 2009-2012 | Cornell |
| Jason Hager | P | 2010-2015 | Oakland |
| Joe Hager | OF | 2011-2011 | UNC-Greensboro |
| Mike Hager | P | 2012-2015 | Pacific |
| Tommy Hager | OF-P | 2013-2017 | Austin Peay, Quincy |
| Bryan Hagerich | OF | 2004-2007 | Delaware |
| Brandon Hagerla | P | 2013-2017 | Central Arkansas, Santa Rosa Junior College |
| Brian Hagerty | P | 2004-2006 | Brown |
| Chase Hagerty | P | 2017-2019 | SE Missouri State |
| Joe Hagerty | P | 2007-2008 | Nicholls State, Jefferson College |
| Niko Hagerty | C | 2015-2015 | Hofstra |
| Shaun Hagey | IF | 2005-2008 | Rhode Island |
| Trevor Haggard | OF | 2013-2014 | Middle Tenn State |
| Chris Haggarty | P | 2011-2015 | Villanova |
| Mojo Hagge | OF | 2017-2020 | Nebraska |
| Brett Haggerty | P | 2009-2009 | New Mexico |
| Bryan Haggerty | P | 2001-2004 | Seton Hall |
| Glenn Haggerty | 2B | 1989-1989 | LSU |
| Josh Haggerty | OF-P | 2017-2017 | SE Missouri State, Mineral Area College |
| Matt Haggerty | OF | 2014-2017 | Grand Canyon, Mesa State College |
| Sean Haggerty | P | 2000-2003 | Niagara |
| Tyler Haggett | P | 2006-2007 | San Jose State, Edmonds CC |
| C Haggie | H | 2004-2004 | Miss. Valley St |
| Andrew Hagins | RF | 2009-2010 | Western Illinois, Oakton CC |
| Hunter Hagler | IF | 2013-2015 | Oklahoma State, Panola College |
| Erik Hagstrom | IF | 2002-2006 | Northeastern |
| Andy Hague | IF | 2018-2020 | Connecticut |
| Steve Hague | P | 2011-2011 | Iowa |
| Teddy Hague | OF-1B | 2018-2020 | Yale |
| Austin Hagy | P | 2016-2017 | Stephen F. Austin, Murray State College |
| Charlie Hahl | OF | 2001-2006 | Southern Utah, Furman |
| Oliver Hahl | 2B-3B | 1997-2002 | Pennsylvania |
| Adam Hahn | P | 2003-2003 | Toledo |
| Andrew Hahn | OF | 2009-2012 | Navy |
| Brian Hahn | P-1B | 2005-2005 | Texas-Arlington |
| Carter Hahn | P | 2012-2013 | Lamar, Howard College, Abilene Christian |
| Casey Hahn | P | 1999-2004 | Illinois, Illinois-Chicago |
| Cory Hahn | CF | 2011-2013 | Arizona State |
| Josh Hahn | P-1B | 2020-2020 | UCLA |
| Keith Hahn | OF | 2003-2006 | Old Dominion |
| Landon Hahn | UT | 2020-2020 | SE Missouri State |
| Marcus Hahn | OF | 2016-2017 | South Dakota State |
| Noah Hahn | IF | 2015-2018 | Quinnipiac, Denison |
| Spencer Hahn | P | 2004-2008 | Michigan State, Bradley |
| Trevor Hahn | IF-P | 2002-2004 | Portland |
| Jeff Hahs | OF-1B | 2015-2018 | Campbell, John A. Logan College |
| Phil Haig | P | 2008-2011 | Illinois, Florida Intl |
| Corey Hail | C | 2009-2012 | Houston Baptist |
| Tyler Haile | IF | 2006-2006 | Dallas Baptist |
| Zach Haile | P | 2010-2013 | High Point |
| Eric Hailer | 3B | 2012-2012 | Elon |
| Andrew Haines | OF | 2006-2006 | Va Military Inst. |
| Andy Haines | COACH | 2000-2000 | Eastern Illinois, Middle Tenn State |
| Donnie Haines | OF | 2010-2013 | Maryland-Eastern Shore, Rutgers-Camden |
| Jeff Haines | 2B-SS | 2001-2002 | Liberty |
| Steve Haines | P | 2001-2002 | Wichita State, Cowley College |
| Bill Hainline | SS | 1976-1979 | Gonzaga |
| Chase Hainline | OF | 2012-2014 | Illinois |
| Jeffrey Hains | P | 2007-2010 | University at Buffalo |
| Joey Hainsfurther | SS | 2009-2012 | Baylor |
| Mike Hainsfurther | P | 1978-1978 | LSU |
| Casey Haire | IF | 2019-2020 | High Point |
| Justin Haire | C | 2001-2001 | Bowling Green State |
| Rian Haire | P | 2018-2020 | South Carolina, St. Johns River CC, UNC Wilmington |
| Demarque Hairston | OF | 2002-2003 | Old Dominion |
| Dorian Hairston | OF | 2013-2016 | Kentucky |
| William Hairston | IF-OF | 2014-2018 | Texas Tech, Frank Phillips College, St. Edward's |
| Brooks Haislip | IF | 2002-2005 | Appalachian State |
| Alex Haitsuka | C | 2008-2011 | Va Military Inst. |
| Kobie Hajdik | P | 2011-2014 | Houston Baptist |
| Jeff Hajdin | OF | 2011-2014 | Harvard |
| Ethan Hajdukovic | 1B-P | 2017-2020 | Western Michigan |
| Anthony Hajjar | 1B-3B | 2010-2013 | Fairfield |
| Greg Hajjar | 2B | 2014-2014 | Mount Saint Mary |
| Koury Hajjar | OF | 2011-2011 | Boston College |
| Steven Hajjar | P | 2020-2020 | Michigan |
| Jeff Hakanson | P | 2018-2020 | Central Florida |
| Carson Hake | IF | 2020-2020 | North Dakota State |
| Joel Hake | P | 2016-2020 | Youngstown State |
| Nolan Hakel | OF | 2016-2018 | Nebraska, Hutchinson CC |
| Josh Halbert | IF | 2011-2015 | Wichita State, Oklahoma City |
| Jack Halbruner | P | 2020-2020 | Bryant University |
| Chris Halbur | P | 2014-2017 | South Dakota State, Iowa Western CC |
| Zach Hald | IF | 2014-2014 | Belmont |
| Brandon Hale | OF | 2018-2020 | SE Louisiana, Jones County Junior College |
| Brent Hale | P | 2002-2004 | California |
| Brock Hale | OF | 2016-2019 | Brigham Young |
| Bryan Hale | OF | 2001-2004 | Harvard |
| Chris Hale | P | 2009-2009 | Presbyterian College, South Carolina-Salkehatchie |
| Connor Hale | P | 2013-2016 | Notre Dame |
| Cory Hale | IF | 2010-2010 | Lipscomb, Columbia State CC |
| Dan Hale | C | 2005-2006 | Vermont |
| Garrett Hale | 1B-OF | 2015-2017 | Abilene Christian, Weatherford College |
| Jeramie Hale | OF | 2001-2002 | Northwestern State |
| John Hale | C | 1971-1971 | West Virginia |
| John Hale | C | 2008-2012 | Rice, Sam Houston State |
| Kelvin Hale | P | 2008-2010 | Florida A&M |
| Kevin Hale | P | 2005-2006 | Oakland, Rio Grande |
| Michael Hale | P | 2002-2005 | Ball State |
| Mike Hale | OF | 2007-2008 | Nevada, Treasure Valley CC |
| Mike Hale | P | 2000-2002 | New Mexico State, Oklahoma |
| Shane Hale | P | 1988-1990 | South Alabama |
| Spencer Hale | P | 2007-2009 | Furman |
| Steve Hale | P | 1999-2003 | Nebraska |
| Cade Halemanu | P | 2019-2020 | Hawaii |
| Ridge Halenar | C | 2010-2010 | North Dakota |
| Brad Hales | 2B-SS | 2001-2006 | Utah Valley U, Brigham Young |
| Ross Hales | P | 2009-2011 | Texas A&M |
| Daniel Halevy | OF | 2016-2018 | Houston, Pennsylvania |
| Andrew Haley | P | 2008-2008 | Memphis |
| Cal Haley | P | 2014-2016 | UW Milwaukee, College of Lake County |
| Charlie Haley | OF | 2007-2010 | Monmouth, Millersville Pennsylvania |
| Hunter Haley | IF-OF | 2013-2016 | Oklahoma |
| Josh Haley | P | 2018-2020 | Arizona, Santa Ana College |
| Matt Haley | P | 2020-2020 | New Mexico |
| Zack Haley | IF | 2009-2012 | Liberty, Yavapai College |
| Steve Halford | IF | 2006-2007 | UNC Wilmington |
| Stephan Halibej | C | 2013-2016 | New Jersey Tech |
| Yunis Halim | P | 2017-2019 | Chicago State, Moraine Valley CC |
| Adam Hall | P | 2012-2016 | Xavier, Coastal Carolina |
| Alex Hall | IF | 2005-2007 | Chicago State |
| Alvin Hall | OF | 2004-2004 | Alabama A&M |
| Andrew Hall | P | 2006-2006 | Auburn, FSC at jacksonville |
| Andrew Hall | OF | 2017-2017 | Nebraska at Omaha |
| Anthony Hall | H | 2006-2006 | Alabama State |
| Anthony Hall | 1B | 2020-2020 | Oregon |
| Austin Hall | C | 2013-2013 | Dayton |
| B Hall | H | 2010-2011 | Grambling State |
| Beau Hall | OF | 2014-2017 | Georgetown |
| Ben Hall | 2B-1B | 2005-2006 | Clemson, Daytona Beach CC |
| Blake Hall | OF | 2018-2020 | Oral Roberts, Hill College |
| Brad Hall | IF | 2017-2017 | Miami |
| Brady Hall | C | 2015-2018 | New Jersey Tech |
| Brandon Hall | C-3B | 2003-2006 | Wichita State |
| Brandon Hall | P | 2004-2005 | Sacramento State, Cypress College |
| Brandon Hall | COACH | 1997-1997 | UNC Wilmington |
| Brandon Hall | P | 2010-2012 | Middle Tenn State |
| Brandon Hall | C | 2018-2020 | Wagner |
| Brendan Hall | P | 2010-2011 | Northern Colorado, Santa Ana College |
| Brennan Hall | 1B | 2001-2003 | Louisville, NC State |
| Brent Hall | OF | 2013-2013 | Hofstra, College of the Sequoias |
| Brett Hall | 2B | 2002-2005 | Tennessee-Martin |
| Brett Hall | SS-2B | 2005-2007 | Alabama-Birmingham |
| Calvin Hall | OF | 2005-2005 | Grambling State |
| Carter Hall | SS | 2016-2018 | Georgia Tech |
| Casey Hall | P | 2009-2013 | Western Michigan |
| Caton Hall | P | 2003-2004 | Arkansas, Pratt CC |
| Chad Hall | OF | 2007-2010 | Jackson State |
| Chad Hall | IF | 2001-2002 | Georgia Southern |
| Chase Hall | C | 2017-2020 | Auburn, Southern Union State CC |
| Chris Hall | IF | 2007-2008 | Texas Tech |
| Chris Hall | OF | 2013-2016 | Tennessee |
| Christian Hall | OF | 2020-2020 | Tennessee-Martin |
| Cody Hall | P | 2001-2004 | Baylor |
| Cody Hall | IF | 2016-2016 | Murray State, Lincoln Trail College |
| Colin Hall | OF | 2018-2020 | Georgia Tech |
| Colton Hall | OF | 2013-2015 | Abilene Christian, Weatherford College |
| Conner Hall | 3B | 2012-2013 | Longwood, Norfolk State |
| Connor Hall | IF | 2014-2016 | Dallas Baptist, Northeast Texas CC |
| Connor Hall | OF | 2020-2020 | Utah Valley U |
| Dain Hall | IF | 2008-2011 | Villanova |
| Dale Hall | SS | 2005-2006 | Pacific, Big Bend CC, College of Southern Idaho |
| Dallas Hall | OF | 2016-2018 | Miami |
| Danny Hall | 2B | 1977-1977 | Miami |
| David Hall | OF | 2010-2014 | Temple |
| David Hall | OF | 2013-2015 | Troy, Tallahassee CC |
| Deon Hall | OF-IF | 2010-2013 | Alabama A&M |
| Derek Hall | C | 2004-2004 | Tennessee-Martin |
| Diamyn Hall | OF | 2015-2017 | Grambling State, Lincoln Trail College, Georgia Southwestern State |
| Douglas Hall | P | 2020-2020 | Saint Peter's |
| Drew Hall | P | 2016-2019 | Memphis, Volunteer State CC |
| Dwayne Hall | P | 2002-2005 | Mississippi, Northwestern State |
| Dylan Hall | P | 2017-2020 | Virginia Tech, Central Oklahoma |
| Dylan Hall | C | 2020-2020 | Alabama A&M |
| Elliott Hall | OF | 2013-2013 | Eastern Michigan |
| Eric Hall | P | 2012-2015 | Chicago State |
| Hunter Hall | P | 2004-2007 | Old Dominion |
| Jack Hall | IF | 2013-2015 | San Francisco, Western Nevada CC |
| Jake Hall | IF | 2002-2005 | Georgia Tech |
| Jake Hall | P | 2013-2013 | Eastern Kentucky |
| Jake Hall | C | 2013-2015 | UNC-Greensboro |
| Jake Hall | IF | 2017-2017 | Va Military Inst. |
| Jake Hall | OF | 2020-2020 | Siena College |
| Jared Hall | H | 2011-2011 | Central Arkansas |
| Jaren Hall | OF | 2019-2020 | Brigham Young |
| Jason Hall | P | 2014-2017 | Xavier |
| Jeff Hall | P | 2002-2005 | Northern Illinois |
| Jeremy Hall | IF | 2003-2006 | George Washington, LeTourneau University |
| Jesse Hall | IF | 2018-2020 | Troy |
| Josh Hall | P | 2009-2009 | Samford |
| Josh Hall | OF | 2017-2017 | Charleston Southern |
| Josh Hall | OF | 2019-2019 | Mississippi |
| Keenan Hall | P | 2013-2017 | Texas-Arlington, Seward County CC, CSU-Pueblo |
| Kerry Hall | IF | 2010-2010 | North Florida |
| Kevin Hall | OF | 2008-2012 | Wichita State |
| Kiarious Hall | P | 2013-2013 | Jackson State |
| Kody Hall | IF | 2016-2019 | Utah Valley U, Salt Lake CC |
| Korey Hall | OF | 2011-2014 | Grambling State, Wabash Valley College |
| Kyle Hall | P | 2011-2012 | Longwood |
| Ladd Hall | P | 2005-2006 | Eastern Arizona College, Louisiana-Monroe, Arizona State |
| Lucas Hall | P | 2016-2020 | Columbia, Hofstra |
| Lucas Hall | P | 2014-2016 | Illinois State, Lincoln Land CC |
| Marshun Hall | P | 2011-2011 | Jackson State |
| Matt Hall | OF | 2007-2010 | Lafayette College |
| Matt Hall | IF | 2002-2002 | Texas-Pan American |
| Matt Hall | P | 2004-2004 | Eastern Illinois |
| Matt Hall | C | 2012-2015 | Cornell |
| Michael Hall | IF | 2002-2002 | Louisiana Tech |
| Mikel Hall | P | 2006-2009 | Grambling State |
| Nate Hall | P | 2004-2007 | Villanova |
| Navarro Hall | OF | 2008-2012 | Kentucky, Columbus State |
| Nick Hall | C | 2005-2007 | Washington State |
| Nick Hall | OF | 2011-2011 | Oakland |
| Noah Hall | P | 2020-2020 | Appalachian State |
| Patrick Hall | 1B | 2009-2009 | Norfolk State |
| Ray Hall | P | 2005-2005 | Alabama State |
| Roger Hall | IF | 2015-2017 | Norfolk State |
| Ronald Hall | P | 1968-1970 | Oklahoma |
| Ryan Hall | IF | 2015-2018 | William and Mary |
| Ryan Hall | P | 2015-2018 | Presbyterian College, Brunswick CC |
| Sam Hall | OF | 2005-2006 | San Jose State, Big Bend CC |
| Sam Hall | IF-OF | 2018-2020 | Clemson |
| Shea Hall | OF | 2007-2007 | Air Force |
| Stephen Hall | C | 2004-2005 | Cornell |
| Tanner Hall | P | 2017-2020 | Mercer, Armstrong Atlantic State |
| Tavo Hall | IF | 2005-2008 | San Francisco |
| Trevin Hall | IF-OF | 2013-2015 | Troy, Gulf Coast CC |
| Ty Hall | C | 2009-2009 | NC A&T State |
| Tyler Hall | P | 2008-2009 | Murray State |
| Weston Hall | OF | 2013-2014 | Texas, Navarro College |
| Zach Hall | P | 2012-2015 | Austin Peay, Parkland College |
| Zack Hall | P | 2010-2011 | Arkansas |
| Braden Halladay | P | 2020-2020 | Penn State |
| Joe Hallahan | P | 2006-2007 | Troy, St. Louis CC-Forest Park |
| Christian Hallaian | OF | 2001-2002 | Fresno State |
| Tim Hallam | SS | 2005-2006 | Western Carolina, Edmonds CC |
| Brad Hallberg | IF | 2009-2013 | Ohio State |
| Rob Hallberg | P | 2005-2008 | Brown |
| Devin Halleran | IF | 2003-2003 | Fordham |
| Kyle Hallett | 1B | 2007-2010 | Akron |
| Matt Hallett | 1B-OF | 2001-2004 | College of Charleston |
| John Halliday | 1B | 1999-2000 | Florida State, Pasco-Hernando CC |
| Ken Halliday | P | 2002-2002 | Lehigh |
| Nick Halliday | P | 2013-2015 | New Orleans, Lamar CC |
| Baxter Halligan | P-1B | 2018-2020 | Northern Colorado, Skagit Valley College, Point Loma Nazarene |
| Ben Halligan | P | 2006-2006 | Winthrop |
| Matt Halligan | P | 2002-2003 | Akron |
| Patrick Halligan | P | 2019-2020 | George Mason |
| Bradley Hallman | P | 2015-2018 | Gardner-Webb |
| Brent Hallman | P | 2008-2008 | Georgia, Delta State |
| Jaxon Hallmark | IF-OF | 2018-2020 | Nebraska |
| Jeremy Hallonquist | P | 2013-2016 | Texas State |
| Matt Halloran | C | 2011-2015 | Minnesota |
| Mike Halloran | P | 2002-2005 | Georgetown |
| Spencer Halloran | OF | 2017-2018 | Houston Baptist, North Iowa Area CC |
| Zac Halloran | IF-OF | 2006-2008 | SUNY - Albany |
| Brock Hallum | C | 2016-2019 | Long Island-Brooklyn, Bakersfield College |
| Chris Hallum | C | 2009-2009 | Georgia State |
| Cole Hallum | P | 2012-2017 | Cal State Northridge, Bakersfield College, Campbell |
| Nate Halm | C | 2004-2008 | Seton Hall, Miami |
| Nick Halovanic | P | 2006-2006 | Oral Roberts |
| Justin Halpern | P | 2000-2000 | San Diego State, San Diego City College |
| Jared Halpert | OF | 2003-2006 | Cal State Northridge, Fresno State |
| Cole Halpin | P | 2018-2020 | Central Arkansas, Northeastern Junior College |
| Ian Halpin | P-IF | 2017-2020 | Fairfield |
| Trevor Halsema | OF | 2018-2020 | USC |
| Alex Halstead | P-IF | 2006-2006 | Valparaiso |
| Lucas Halstead | C | 2015-2018 | Pacific |
| Tanner Halstead | C | 2014-2017 | South Alabama, Northwest Florida State College, West Florida |
| Tyler Halstead | IF | 2014-2018 | Winthrop, West Florida |
| Gunner Halter | SS | 2017-2020 | Seminole State College, Mississippi State, Oklahoma City |
| Clayton Haltom | P-OF | 2014-2015 | Texas-Pan American, Brookhaven College |
| Scott Haltom | C | 2008-2010 | Mississippi |
| Chris Halubka | P | 2004-2006 | Gardner-Webb, Appalachian State |
| Thomas Halverson | C | 2006-2007 | Army |
| Seth Halvorsen | P | 2019-2020 | Missouri |
| Brad Halvorson | IF-C | 2002-2003 | UNC Charlotte, Polk State |
| Dana Halvorson | 1B-OF | 1968-1969 | Washington |
| Matt Hamaker | C | 2009-2010 | Tennessee, Jackson State CC |
| Shane Hamaker | P | 2010-2012 | Lamar, Alvin CC |
| Matt Hamann | OF-P | 2009-2012 | Belmont |
| Luke Hamblin | OF-P | 2014-2017 | Central Florida, Grayson County College |
| Tyrone Hambly | 3B | 2008-2009 | Grayson County College, Oklahoma State |
| Brett Hambright | C | 2008-2012 | UC Riverside, Oregon, Riverside CC |
| Ryan Hambright | IF-P | 2010-2013 | Oregon |
| Nat Hamby | P | 2013-2016 | UC Davis, Cabrillo College |
| Rob Hamby | P | 2019-2020 | Winthrop, Ga Gwinnett |
| Tyler Hamby | IF | 2012-2015 | Alabama-Birmingham |
| Robert Hamchuk | OF | 2020-2020 | San Jose State |
| Gibran Hamdan | IF | 2002-2002 | Indiana |
| Ramie Hamdan | P | 2007-2007 | Bradley |
| Ali Hamed | OF | 2011-2011 | Cornell |
| Dominic Hamel | P | 2018-2020 | Dallas Baptist, Yavapai College |
| Dylan Hamel | C | 2015-2017 | Appalachian State |
| Matt Hamel | IF | 2016-2019 | Siena College |
| Matt Hamer | P | 1999-2003 | The Citadel |
| Steve Hamer | OF-P | 2019-2019 | Miami |
| Tyler Hamer | P | 2012-2015 | Nebraska at Omaha, Illinois, Des Moines Area CC |
| Joshua Hamik | OF | 1995-1996 | Washington State |
| Aaron Hamilton | P | 2015-2018 | Northern Colorado, LA Mission |
| Alex Hamilton | P | 2014-2017 | Eastern Kentucky |
| Blake Hamilton | P | 2004-2007 | Cornell |
| Blake Hamilton | P | 2015-2018 | Georgia, North Greenville |
| Brad Hamilton | C | 2015-2018 | Kent State |
| Bryan Hamilton | P | 2007-2011 | UNC Charlotte |
| Casey Hamilton | 2B-3B | 2004-2007 | Western Kentucky, Mississippi State |
| Chase Hamilton | OF | 2014-2017 | Austin Peay |
| Chase Hamilton | IF | 2018-2020 | Mesa State College |
| Chris Hamilton | P | 2002-2005 | Temple |
| Chris Hamilton | OF | 2017-2020 | Stony Brook |
| Colby Hamilton | C | 2014-2017 | Louisiana Tech, Central Arizona College |
| Cole Hamilton | C | 2020-2020 | Linn-Benton CC, Oregon State |
| Connor Hamilton | C | 2018-2019 | West Virginia |
| Dane Hamilton | 3B-OF | 2006-2009 | New Mexico |
| David Hamilton | SS | 2017-2018 | Texas |
| Derek Hamilton | IF | 2011-2015 | Rice, St. Mary's |
| Dervincent Hamilton | C | 2015-2018 | Alcorn State |
| Devin Hamilton | 1B | 2009-2010 | Alabama-Birmingham |
| Heath Hamilton | 1B-OF | 2003-2005 | Evansville |
| Jake Hamilton | P | 2017-2017 | Kentucky |
| Jake Hamilton | P | 2019-2020 | Rose State College, Wichita State |
| Jesse Hamilton | OF | 2009-2009 | Maine |
| John Hamilton | P | 2010-2013 | UNC Charlotte |
| Johns Hamilton | OF-IF | 2018-2018 | Georgia Southern |
| Jonathon Hamilton | 1B | 2003-2003 | Sam Houston State, Northeast Texas CC |
| Joseph Hamilton | OF | 2016-2017 | UC Santa Barbara, Santa Barbara City College |
| Keith Hamilton | P | 1982-1985 | Oklahoma |
| Matt Hamilton | P | 2017-2020 | Bradley, Madison Area Technical College |
| Mike Hamilton | H | 2002-2002 | Stony Brook |
| Parker Hamilton | P | 2015-2018 | Florida Gulf Coast |
| Paul Hamilton | IF | 2017-2017 | Miss. Valley St |
| Quincy Hamilton | OF-P | 2018-2020 | Wright State |
| Scott Hamilton | P | 2004-2004 | Tennessee-Martin |
| Thomas Hamilton | IF | 2005-2008 | Navy |
| Tyler Hamilton | SS-3B | 2005-2008 | New Jersey Tech |
| Tyler Hamilton | P | 2020-2020 | Texas Tech |
| Wyatt Hamilton | P | 2015-2018 | Quinnipiac |
| Xander Hamilton | P-OF | 2020-2020 | Virginia Tech |
| Zack Hamilton | P | 2014-2017 | Louisiana Tech, LSU-Eunice |
| William Hamiter | IF | 2020-2020 | Alabama |
| Matt Hamlet | IF | 2008-2011 | Boston College |
| David Hamlett | IF | 2013-2015 | Coppin State College, MidAmerica Nazarene University, Ohio |
| Anthony Hamlin | IF | 2013-2013 | Marist |
| Dillon Hamlin | C | 2011-2014 | Seton Hall |
| Rob Hamly | P | 2008-2009 | Eastern Michigan |
| Cassius Hamm | P | 2016-2019 | Cal State Northridge, Chico State, El Camino College |
| Brad Hammac | C | 2008-2011 | South Alabama, West Florida |
| Bart Hammack | C | 2001-2002 | Tennessee-Martin |
| Taylor Hammack | P | 2008-2011 | Houston, San Jacinto |
| Kyle Hamman | P | 2007-2010 | Southern Utah |
| Kevin Hammann | P | 2013-2014 | Pacific, Chandler-Gilbert CC |
| Tristan Hammans | P | 2015-2018 | Cincinnati |
| Jarrett Hammel | P | 2017-2020 | Valparaiso, Saint Joseph's College (Indiana) |
| Mark Hammel | P | 2016-2018 | Sam Houston State, Alvin CC |
| Mike Hammel | P | 2014-2017 | Indiana State, DePauw |
| Shane Hammel | OF | 2016-2019 | Grove City College |
| Ben Hammer | OF | 2009-2013 | Toledo |
| Brennan Hammer | OF | 2015-2017 | Creighton, Heartland CC |
| Bryson Hammer | OF | 2005-2005 | Evansville |
| Chris Hammer | P | 2011-2014 | Northern Colorado |
| Eric Hammer | P | 2017-2020 | Northern Illinois |
| Garrett Hammer | C | 2016-2019 | New Mexico Highlands, Lansing CC, Kellogg CC |
| Jared Hammer | 1B | 2010-2013 | Hofstra |
| Matt Hammer | IF | 2003-2004 | Creighton, Iowa Western CC |
| Sam Hammer | OF | 2012-2015 | UW Milwaukee, UW Whitewater |
| Ethan Hammerberg | P | 2020-2020 | Ohio State |
| Brandon Hammerly | P | 2013-2015 | Houston Baptist, Galveston College |
| Jordan Hammerman | OF | 2011-2013 | Saint Louis, St. Louis CC-Forest Park |
| Matthew Hammers | OF | 2017-2018 | Jacksonville State |
| Brock Hammit | OF | 2014-2018 | High Point, Hutchinson CC, SIU-Edwardsville |
| Seth Hammock | 3B | 2006-2009 | Baylor, Sam Houston State |
| Jake Hammon | IF | 2016-2019 | Morehead State |
| Buster Hammond | OF | 2003-2003 | Delaware State |
| Cooper Hammond | P | 2014-2018 | Miami |
| Deon Hammond | OF | 2016-2018 | Virginia Wesleyan College |
| Dusty Hammond | IF | 2004-2007 | Ohio |
| Jarrett Hammond | P-C | 2010-2011 | Louisiana-Monroe, Bossier Parish CC |
| Joe Hammond | P | 2008-2010 | Presbyterian College |
| Kyle Hammond | P | 2008-2008 | New Mexico State |
| Luke Hammond | P | 2010-2013 | Long Island-Brooklyn, Southern Maine |
| Macon Hammond | 1B-P | 2013-2015 | North Carolina Wesleyan College |
| Matt Hammond | OF | 2001-2003 | Georgia Southern |
| Matt Hammond | P | 2005-2008 | Wake Forest |
| Roderick Hammond | P | 2019-2019 | Alcorn State |
| Shane Hammond | C | 2008-2011 | Davidson College, Young Harris College, Georgia State |
| Taylor Hammond | P | 2008-2012 | Samford |
| Tim Hammond | P | 2006-2007 | Navy |
| Trent Hammond | IF | 2014-2017 | Loyola Marymount, Fullerton College, Illinois |
| Xavier Hammond | P | 2012-2015 | Bucknell |
| Josh Hammonds | P | 2006-2009 | Radford |
| Mitchell Hammonds | P | 2014-2015 | Pennsylvania |
| Ross Hammonds | P | 2009-2012 | Western Kentucky |
| Aaron Hammons | P | 2007-2010 | Ball State |
| Brandon Hammons | P | 2005-2006 | Morehead State, Rend Lake College |
| Jake Hammons | C | 2008-2008 | New Mexico State, Everett CC |
| Nathan Hammons | P | 2006-2006 | Oklahoma, Science and Arts |
| Ryan Hammons | P | 2002-2004 | Ball State |
| Jordan Hammontree | OF | 2009-2012 | Howard Payne |
| Jack Hamner | OF | 2017-2017 | James Madison, Harford CC |
| Kyle Hamner | C | 2013-2016 | West Florida |
| Ryan Hampe | C | 2019-2020 | Illinois-Chicago, John A. Logan College |
| Scott Hampe | P | 2004-2007 | Holy Cross |
| Joseph Hampel | P | 2004-2005 | New Mexico State, Glendale CC CA |
| Mackenzie Hampshire | 1B-OF | 2013-2016 | Ashland |
| Will Hampson | IF | 2017-2019 | Alabama A&M, Southwest Tennessee CC |
| Andy Hampton | P | 2002-2003 | Towson |
| Bob Hampton | OF | 1972-1975 | Stanford |
| Bobby Hampton | P | 2016-2019 | Appalachian State |
| Chris Hampton | P-IF | 2018-2019 | Toledo |
| Darius Hampton | IF | 2013-2015 | Jackson State, Johnson County CC, UW Parkside |
| David Hampton | OF | 2004-2005 | Florida A&M, Central Florida CC |
| Drake Hampton | IF | 2016-2019 | McKendree University, Lewis and Clark CC |
| Fred Hampton | OF | 2013-2014 | Jackson State |
| Hudson Hampton | --- | 2020-2020 | Southern |
| Jason Hampton | P | 2010-2013 | Sacramento State |
| Jeff Hampton | P | 1994-1995 | LSU |
| Jordan Hampton | P | 2018-2019 | Gardner-Webb, North Georgia |
| Marcus Hampton | OF | 2009-2009 | Coppin State College |
| Maurice Hampton | OF | 2020-2020 | LSU |
| Shawn Hampton | OF | 2003-2004 | Siena College |
| Bryan Hamrick | OF | 2007-2007 | Youngstown State |
| Marshal Hamrick | P | 2010-2012 | Ark-Little Rock, Northwest Mississippi CC |
| Quenton Hamrick | OF | 2015-2015 | Maryland-Eastern Shore |
| Drew Hamrock | OF | 2019-2020 | Virginia |
| Will Hanafan | OF | 2018-2020 | Creighton, Southeast CC |
| Kalei Hanawahine | OF | 2010-2014 | San Diego, Hawaii |
| Brain Hanberry | OF | 2013-2013 | Savannah State |
| Mike Hanchar | P | 2013-2017 | Nicholls State, Iowa Western CC |
| Trent Hanchey | IF | 2019-2020 | Norfolk State |
| Trey Hanchey | P | 2015-2019 | Norfolk State, Virginia Wesleyan College |
| Ty Hanchey | C | 2019-2020 | Norfolk State |
| Alex Hancock | OF | 2010-2011 | Brigham Young, College of Southern Idaho |
| Andrew Hancock | P | 2005-2008 | Marshall |
| Blake Hancock | P | 2007-2009 | Stanford |
| Brennen Hancock | OF-1B | 2017-2020 | Hawaii, Bellevue CC |
| Devynn Hancock | OF | 2017-2020 | Maryland-Eastern Shore, Chesapeake College |
| Emerson Hancock | P | 2018-2020 | Georgia |
| J.J. Hancock | C | 2015-2018 | Washington State |
| Jared Hancock | C | 2019-2020 | Old Dominion |
| Jon-Jon Hancock | OF-P | 2005-2006 | Mississippi |
| Josh Hancock | P | 2017-2020 | Coppin State College, Florida A&M |
| Justin Hancock | C | 2013-2014 | Troy, Central Alabama CC |
| Luke Hancock | C | 2019-2020 | Mississippi State |
| Matt Hancock | C-IF | 2010-2010 | Hofstra, East Carolina, CC of Rhode Island |
| Shawn Hancock | P | 2001-2001 | Brigham Young |
| Shea Hancock | P | 2004-2007 | Houston |
| Jake Hand | C-OF | 2014-2017 | Southern Illinois |
| Jimmy Hand | IF | 2014-2017 | Northeastern |
| Jordan Hand | C | 2016-2018 | Cal State Fullerton, Southern Nevada, Dallas Baptist |
| Marty Hand | P-3B | 2003-2007 | Iona College |
| Mason Hand | P | 2018-2020 | Liberty |
| Matt Hand | IF-P | 2017-2020 | Lehigh |
| Rohan Handa | P-OF | 2019-2020 | Yale |
| Mike Handal | OF | 2019-2020 | Fairfield |
| Mark Handberg | IF | 2014-2017 | Nebraska at Omaha, St. Thomas (MN) |
| Mackenzie Handel | OF | 2013-2014 | Stephen F. Austin, Chandler-Gilbert CC |
| Michael Handel | SS | 2012-2015 | Minnesota |
| Eric Handelman | P | 2016-2017 | Miami, Miami University Hamilton |
| Jon Hander | P | 2014-2018 | Kansas |
| Ryan Hander | P | 2010-2013 | Nebraska |
| Sean Handlan | P | 2010-2013 | Samford |
| Justin Handler | 3B | 2006-2009 | La Salle |
| Jamie Handley | P | 2018-2019 | UMD-Baltimore Cty, Roanoke College |
| Ronnie Handley | 1B | 2002-2003 | South Florida, South Florida CC |
| Toby Handley | OF | 2014-2017 | Stony Brook |
| Will Handlin | P-C | 2010-2013 | Murray State |
| Nick Handlon | P | 2017-2017 | Ball State |
| Chauncy Handran | P-OF | 2008-2009 | Minnesota, Miles College |
| Max Handron | SS-2B | 2020-2020 | St. Bonaventure |
| Logan Handzlik | P | 2014-2016 | San Jose State |
| Caleb Hanes | P | 2010-2010 | Western Kentucky |
| Austin Haney | SS | 2010-2013 | Morehead State |
| Brian Haney | SS | 2002-2004 | Winthrop, Coastal Ala-Brewton |
| Chase Haney | P | 2016-2020 | Florida State |
| Jacob Haney | P | 2018-2020 | William and Mary |
| Jesse Haney | P | 2007-2010 | UNC Wilmington |
| Jo Jo Haney | SS-2B | 2003-2006 | Mississippi State, Lamar |
| Josh Haney | IF | 2019-2020 | UNC Charlotte |
| Landen Haney | P | 2016-2018 | Butler |
| Carter Hanford | IF | 2015-2018 | Saint Louis, Jefferson College |
| Brian Hangbers | P-1B | 2006-2009 | Bowling Green State, Louisville |
| Nick Hanges | P | 2003-2004 | Holy Cross |
| Alex Hangland | P | 2004-2007 | Coppin State College, Saint Peter's |
| Evan Hanifee | C-IF | 2015-2016 | James Madison |
| Zach Haniff | 3B | 2004-2005 | Jacksonville |
| Tim Hanigan | OF | 2005-2008 | South Dakota State |
| Jason Haniger | C | 2006-2009 | Georgia Tech |
| Drew Hanish | SS-2B | 2008-2011 | Minnesota |
| Mark Hankes | OF | 2004-2007 | Saint Louis |
| Scott Hankey | C | 2001-2002 | Southern Illinois, Treasure Valley CC |
| Brandon Hankins | P | 2001-2003 | Texas State, Oklahoma |
| Carter Hankins | C-1B | 2015-2017 | Northwestern State, Pearl River CC |
| Tyler Hankins | P | 2017-2020 | Central Michigan |
| Deric Hanko | P | 2019-2020 | Erskine College |
| Caleb Hanks | P | 2016-2019 | Texas A&M-Corpus Christi, Texas A&M-Kingsville |
| Hunter Hanks | IF | 2014-2017 | Lipscomb |
| Parker Hanks | OF | 2005-2008 | UCLA, Vanderbilt |
| Parker Hanks | P | 2019-2020 | Northwestern |
| Rylan Hanks | P | 2003-2003 | UC Riverside, Cal State San Bernardino |
| Cam Hanley | 3B | 2014-2017 | Northeastern |
| Erik Hanley | P | 2002-2002 | Rhode Island |
| James Hanley | --- | 2004-2004 | Southern Utah |
| John Hanley | IF-C | 2019-2019 | Santa Clara |
| DJ Hanlin | C | 2007-2010 | Ohio State |
| Jordan Hanlin | C | 2014-2016 | Air Force |
| Eric Hanlon | OF | 2008-2009 | Ark-Little Rock, Brookhaven College |
| Mike Hanlon | P | 2011-2013 | Northeastern |
| Ryan Hanlon | OF | 2006-2009 | California |
| Will Hanlon | P | 2005-2005 | Lafayette College |
| Kyle Hann | IF | 2013-2015 | Mississippi State, St. Johns River CC |
| Andrew Hanna | IF | 2019-2020 | Malone College |
| DJ Hanna | H | 2006-2007 | Fairleigh Dickinson |
| Ellison Hanna | OF | 2017-2020 | Indiana State, Kirkwood CC |
| Ross Hanna | P | 2010-2011 | College of Charleston, Spartanburg Methodist College |
| Trent Hanna | OF | 2006-2008 | Morehead State |
| Zach Hanna | OF | 2016-2020 | Missouri, Iowa Western CC, Kansas |
| Matt Hannagan | OF | 2010-2013 | Hardin-Simmons |
| Blake Hannah | P | 2016-2019 | UC Davis |
| Bo Hannah | C | 2003-2004 | Alabama |
| Jeff Hannah | OF | 2007-2008 | Sacramento State, College of the Sequoias |
| Tyler Hannah | 3B-SS | 2011-2012 | Troy, Wallace State CC |
| Derek Hannahs | IF | 2011-2015 | Ohio State, Indiana State |
| Eamon Hannan | P | 2016-2016 | Army |
| Eddie Hannan | IF | 2001-2004 | Valparaiso |
| JD Hannan | OF | 2003-2006 | Youngstown State |
| Grant Hannant | OF | 2017-2020 | Western Illinois, Illinois Central College |
| Chris Hanners | P | 2002-2006 | Ohio State |
| Alex Hannie | OF-P | 2019-2020 | Louisiana-Lafayette |
| Chase Hannifin | OF | 2015-2015 | Charleston Southern |
| Brian Hannig | P | 2010-2010 | Eastern Illinois |
| Cullen Hannigan | C | 2020-2020 | Rice |
| Andrew Hannon | IF | 2007-2011 | North Florida |
| Luke Hannum | OF | 2020-2020 | Winthrop |
| Tristan Hanoian | IF | 2018-2020 | Texas Christian, Orange Coast College, Oregon |
| Shane Hanon | OF | 2016-2019 | Marshall, Edmonds CC |
| Beau Hanowski | OF | 2009-2012 | South Dakota State |
| Casey Hanrahan | C | 2009-2011 | Florida Intl, St. Johns River CC, Augusta State |
| Jamie Hansberry | IF | 2003-2003 | James Madison |
| Tim Hansberry | 2B | 2005-2006 | Bucknell |
| Andre Hansbora | P | 2003-2003 | Alcorn State |
| Cole Hansel | IF | 2017-2020 | Chicago State, McHenry County College |
| Michael Hansell | P | 2019-2020 | Grand Canyon, Mesa CC |
| Garrett Hanselman | IF | 2005-2005 | UNC Charlotte, South Mountain CC |
| AJ Hansen | IF | 2020-2020 | Villanova |
| Andrew Hansen | P | 2001-2004 | Iowa, Iowa Central CC |
| Andrew Hansen | OF | 2016-2017 | Cal State Bakersfield |
| Andrew Hansen | P | 2017-2020 | St. Mary's (CA) |
| Austin Hansen | P | 2014-2018 | Seattle |
| Bailey Hansen | P-OF | 2017-2017 | Pacific |
| Brian Hansen | C | 2003-2006 | Le Moyne |
| Chris Hansen | P | 2002-2004 | Ball State |
| Doug Hansen | C | 2007-2010 | UC Santa Barbara, College of San Mateo |
| Eric Hansen | C | 2017-2017 | Indiana |
| Erik Hansen | H | 2002-2002 | Oral Roberts |
| Erik Hansen | IF | 2009-2010 | Northern Colorado, Seward County CC, Sonoma State |
| Hank Hansen | OF | 2002-2002 | Vermont |
| Jake Hansen | P | 2003-2006 | Northern Iowa |
| Jake Hansen | IF | 2010-2013 | Purdue |
| Jake Hansen | IF | 2020-2020 | Cincinnati, North Iowa Area CC |
| Jonathan Hansen | UT | 2016-2019 | George Mason, West Chester |
| Keith Hansen | P | 2002-2003 | St. John's |
| Ken Hansen | P | 1969-1969 | Arizona State |
| Lars Hansen | C | 1996-1999 | Hawaii |
| Luke Hansen | P | 2015-2017 | North Dakota, Iowa Central CC, St. Cloud State |
| Luke Hansen | P | 2019-2020 | Sacred Heart |
| Matt Hansen | IF | 2015-2018 | Toledo |
| Nick Hansen | IF | 2019-2020 | Grand Canyon |
| Parker Hansen | P | 2020-2020 | Bryant University |
| Pete Hansen | P | 2020-2020 | Texas |
| Peter Hansen | SS | 2020-2020 | Bradley |
| Robert Hansen | UT | 2013-2014 | Niagara |
| Sam Hansen | P-IF | 2010-2013 | Texas-Arlington |
| Stephen Hansen | P-OF | 2017-2020 | Iona College |
| Steven Hansen | OF | 2014-2016 | The Citadel |
| Taylor Hansen | P | 2012-2012 | San Diego State |
| Trace Hansen | IF | 2013-2016 | Brigham Young, West Texas A&M |
| Ty Hansen | P | 2011-2013 | Utah Valley U |
| Tyler Hansen | P | 2017-2020 | Grand Canyon, Gateway CC, Texas Southern |
| Zach Hansen | P | 2016-2016 | Nicholls State |
| Wade Hansford | 2B-OF | 2003-2004 | SE Missouri State, Midland College |
| Donald Hansis | OF | 2018-2020 | College of Charleston, Spartanburg Methodist College |
| Nick Hanslik | OF | 2009-2012 | Texas Tech |
| Alex Hanson | OF | 2015-2018 | Mercer, St. Petersburg College |
| Brad Hanson | OF | 2001-2002 | Northwestern State |
| Brian Hanson | IF | 2004-2005 | Oral Roberts, Santa Rosa Junior College |
| Bryce Hanson | P | 2016-2018 | South Dakota State |
| Cale Hanson | IF | 2011-2014 | Yale |
| Chase Hanson | OF | 2019-2019 | UNLV |
| Chris Hanson | 1B-OF | 2003-2003 | Long Beach State, Golden West College |
| Chris Hanson | C | 2013-2016 | James Madison |
| Drew Hanson | P | 2015-2019 | Abilene Christian |
| Jake Hanson | C | 2013-2017 | Valparaiso |
| Jed Hanson | C | 2009-2011 | Nebraska, College of Southern Idaho, Nebraska at Omaha |
| Larry Hanson | OF-3B | 1968-1968 | Oregon |
| Matt Hanson | P | 2002-2005 | Davidson College |
| Toby Hanson | C | 2015-2018 | Minnesota |
| Ty Hanson | OF-1B | 2001-2002 | Central Florida, Lurleen B. Wallace CC |
| Ty Hanson | P | 2005-2005 | Northwestern State |
| Eric Hanssen | P | 2006-2008 | Troy, Wallace CC |
| Michael Hanzlik | P | 2010-2014 | Gardner-Webb, College of Charleston, South Carolina-Sumter |
| Steven Hanzlik | P | 1970-1972 | Washington |
| Brian Hapeman | P | 2013-2014 | Army |
| Chris Happ | IF | 2007-2010 | Duquesne |
| Matthew Happ | IF | 2018-2020 | Saint Louis, Riverside CC, California Baptist |
| Bryce Hara | OF | 2013-2014 | Valparaiso, Irvine Valley College |
| Kaito Hara | IF | 2020-2020 | Akron |
| Josh Harakal | OF | 2007-2007 | Lehigh |
| Zach Haralambis | C | 2013-2016 | Charleston Southern, Francis Marion |
| Evan Harasta | C | 2013-2017 | SUNY - Albany |
| Jason Harayda | IF | 2019-2019 | Seattle |
| Joe Harbach | COACH | 2011-2012 | Wilmington University |
| Ryan Harbaugh | P | 2003-2004 | Nevada |
| Russell Harben | OF | 2006-2008 | Georgia Tech, South Alabama |
| Harrison Harber | IF | 2007-2008 | Niagara, Monroe CC, Barton County CC |
| Lee Harber | C | 2004-2005 | Canisius College |
| Blake Harbert | H | 2007-2007 | Indiana State |
| Spencer Harbert | OF | 2019-2020 | Kentucky, Harford CC, Ohio |
| Jesse Harbin | P | 2013-2017 | Ark-Little Rock, Arkansas Tech |
| Matt Harbin | P | 1999-2002 | Texas Tech, Houston Baptist |
| Kyle Harbison | C | 2020-2020 | Indiana State |
| Jon Harbridge | P | 2003-2006 | Louisville |
| Ryan Harbuck | 1B | 2004-2004 | Mississippi State |
| Carter Harbut | P | 2019-2019 | Coppin State College |
| Erik Harbutz | IF | 2010-2014 | Wichita State |
| Austin Harclerode | 1B-OF | 2008-2011 | Towson |
| Chris Hardardt | C | 2013-2017 | Hofstra |
| Dominic Hardaway | C-OF | 2016-2019 | Boston College, Millersville Pennsylvania |
| J.T. Hardcastle | OF | 2001-2002 | South Alabama, Mississippi State |
| Billy Hardee | OF | 2003-2003 | Virginia Tech |
| Cal Hardee | IF | 2011-2011 | Appalachian State |
| Drew Hardee | OF | 2010-2013 | Winthrop, Florence-Darlington Tech, Coker College |
| Trevor Hardee | P | 2014-2016 | Incarnate Word, Weatherford College |
| Curry Harden | P | 1988-1990 | Texas |
| Dave Harden | OF | 2002-2005 | Delaware |
| Marshall Harden | P-IF | 2013-2014 | Pennsylvania |
| Matt Harden | P | 2008-2011 | Delaware |
| Payton Harden | OF | 2019-2020 | McNeese State |
| Steve Harden | IF-P | 2000-2003 | Delaware |
| Scott Hardesty | P | 1994-1994 | Illinois-Chicago |
| Shawn Hardesty | P | 2009-2010 | Brigham Young, Palomar College |
| Brett Hardie | IF | 2002-2005 | Monmouth, St. John's |
| Tyler Hardie | C | 2014-2016 | Arkansas State, Odessa |
| Will Hardigree | C-P | 2018-2020 | USC-Upstate, North Georgia |
| Billy Hardin | P | 2000-2001 | Southern Illinois, Mineral Area College |
| Chase Hardin | P | 2004-2006 | Tennessee |
| Seth Hardin | P | 2016-2019 | Appalachian State, Mount Olive College |
| Tyler Hardin | P | 2010-2010 | Central Arkansas |
| Tyler Hardin | IF | 2015-2015 | Murray State |
| Brock Harding | IF | 2010-2013 | Southern Illinois |
| Brody Harding | IF | 2020-2020 | Illinois |
| David Harding | IF | 2017-2020 | Princeton |
| Houston Harding | P | 2018-2020 | Mississippi State, Itawamba CC |
| Liam Harding | C | 2018-2020 | Rider |
| Matt Harding | P | 2013-2016 | Houston Baptist |
| Reed Harding | P | 2018-2020 | Memphis, Northwest Mississippi CC |
| Rob Harding | IF-OF | 2011-2012 | College of Charleston, Spartanburg Methodist College |
| Ryan Harding | P | 2007-2009 | Nicholls State, Crowder |
| Tate Harding | IF | 2015-2015 | Utah Valley U |
| Scott Hardinger | IF | 2006-2009 | Cornell |
| Greg Hardison | IF | 2018-2020 | UNC-Greensboro |
| Jerson Hardit | P | 2017-2020 | Prairie View A&M, Galveston College |
| Lorenzo Hardit | P | 2018-2020 | Prairie View A&M |
| Kyle Hardman | IF-C | 2010-2010 | Northern Colorado, Santa Ana College, Vanguard Southern California |
| Travis Hardman | P | 2002-2003 | George Mason |
| Tyler Hardman | 3B | 2018-2020 | Oklahoma |
| Brian Hardner | P | 2006-2010 | St. Bonaventure |
| Neil Hardon | LF | 2009-2010 | Palm Beach Atlantic, Chandler-Gilbert CC |
| Tyler Hardt | OF | 2007-2008 | New Mexico State, Dixie State College |
| Michael Hardtke | P | 2017-2017 | Valparaiso |
| Keith Hardwick | C | 2009-2011 | Coastal Carolina |
| Reid Hardwick | IF | 2018-2020 | Winthrop, Florence-Darlington Tech, Charleston Southern |
| Ryne Hardwick | C | 2010-2013 | The Citadel |
| Sammy Hardwick | P | 2006-2007 | Stephen F. Austin |
| Alex Hardy | P | 2014-2018 | Washington |
| Brint Hardy | OF-C | 2006-2009 | Birmingham-Southern College, Alabama-Birmingham |
| Dane Hardy | OF | 2009-2012 | New York Tech |
| Destin Hardy | P | 2006-2009 | Grambling State |
| Dylan Hardy | OF | 2011-2011 | Hartford |
| Glen Hardy | 1B | 2004-2004 | Troy, Shelton State CC |
| Jeff Hardy | P | 2013-2016 | Nevada, Lane CC OR, West Virginia |
| Kemper Hardy | P | 2009-2009 | Jackson State |
| Kyle Hardy | 1B | 2011-2011 | Crowder, Missouri State, Indian River CC |
| Matt Hardy | OF | 2016-2019 | UC Riverside |
| Nick Hardy | OF | 2006-2009 | Mississippi State, Meridian CC |
| Rob Hardy | P | 2015-2016 | Binghamton, Herkimer County CC |
| Will Hardy | IF | 2009-2009 | Louisiana-Monroe |
| Zacarias Hardy | OF | 2014-2016 | Texas A&M-Corpus Christi |
| Zach Hardy | P | 2017-2018 | New Mexico State, Chandler-Gilbert CC |
| Davis Hare | P | 2018-2020 | Florida State, Wallace CC |
| Ryan Hare | P | 2016-2020 | UNLV |
| Steve Hare | P | 2002-2003 | Gonzaga, Whitworth |
| Casey Harford | SS-3B | 2018-2020 | Tennessee-Martin |
| Justin Hargett | IF | 2008-2011 | Auburn |
| Cass Hargis | IF-OF | 2008-2011 | SE Louisiana |
| Adam Hargrave | 2B-SS | 2002-2003 | NC State, Tacoma CC |
| Matt Hargreaves | P | 2016-2019 | Air Force |
| Carleton Hargrove | P | 2005-2006 | San Diego City College, Texas Tech |
| Michael Hargrove | 1B | 2013-2014 | Murray State, Cleveland State CC |
| Ricky Hargrove | P | 2005-2008 | Houston |
| Trey Hargrove | IF-OF | 1999-2002 | Navy |
| Brandon Harigel | IF | 2013-2016 | Nicholls State, Coastal Alabama-Monroeville, Northwest Florida State College |
| Cole Haring | OF | 2017-2019 | McLennan CC, Baylor |
| Stephen Haring | OF | 2016-2020 | Xavier, Quincy |
| Brady Harju | 1B | 2017-2020 | James Madison, Frederick CC |
| John Hark | C | 2003-2005 | Binghamton |
| Michael Harkcom | IF-C | 2018-2019 | Florida Intl |
| Billy Harkenrider | OF | 2012-2014 | Otterbein College |
| Brad Harker | 1B | 1994-1995 | Kansas State |
| Hanz Harker | OF | 2015-2018 | Kansas State, Bakersfield College |
| Chris Harkey | P | 2013-2014 | Hofstra |
| Christian Harkey | C | 2018-2020 | Savannah State, South Georgia College |
| Tony Harkey | IF | 2008-2009 | Cal State Fullerton, Utah State |
| Brendan Harkin | P | 2016-2019 | Fairfield |
| Emmett Harkins | P | 2017-2019 | George Washington |
| Brodie Harkness | P | 2015-2015 | Evansville |
| Brady Harlan | OF | 2016-2020 | Texas, Oklahoma |
| Jack Harlan | P | 2017-2020 | Columbia, Amherst College |
| Scott Harlan | P | 2009-2010 | Indiana State, Cosumnes River College |
| Trotter Harlan | IF | 2020-2020 | College of Charleston |
| Zach Harlan | P | 2019-2020 | South Alabama |
| Troy Harlander | OF | 2006-2006 | UNLV, Arizona Western College |
| Mitchell Harle | C | 2020-2020 | Seattle |
| Russ Harless | P | 2012-2013 | Youngstown State |
| Will Harless | C | 2018-2020 | Radford |
| Dylan Harley | P | 2019-2019 | South Carolina |
| Matt Harloff | P | 2007-2009 | Stony Brook |
| Josh Harlow | P | 2011-2013 | West Virginia |
| Gramt Harm | 3B | 2005-2005 | La Salle |
| Neil Harm | P | 2010-2013 | Monmouth |
| Parker Harm | P-OF | 2017-2020 | North Dakota State |
| Bryce Harman | OF | 2014-2017 | East Carolina |
| John Harman | P | 2015-2016 | Western Kentucky, Darton College |
| Robbie Harman | IF | 2008-2011 | Central Michigan |
| Brandon Harmon | P | 2005-2008 | Gonzaga |
| Gregory Harmon | OF-P | 2006-2009 | Louisiana-Lafayette |
| Grey Harmon | P | 2017-2018 | Xavier |
| Jesse Harmon | P | 2008-2010 | Presbyterian College |
| Jonathan Harmon | P | 2020-2020 | Northwestern State |
| Jordan Harmon | P | 2014-2017 | Austin Peay |
| Justin Harmon | IF | 2012-2018 | Grambling State, Wiley College |
| Marc Harmon | P | 2006-2010 | Murray State |
| TJ Harmon | P | 2016-2018 | Ball State |
| Trae Harmon | P-1B | 2019-2020 | Kentucky |
| Joshua Harmonay | IF | 2017-2019 | UNLV, Allan Hancock College |
| Austin Harms | P | 2013-2016 | Northern Colorado, Hutchinson CC |
| Jordan Harms | P | 2016-2019 | North Dakota State |
| Jonathan Harmston | P | 2007-2009 | Pepperdine |
| Andrew Harnage | P | 2010-2011 | UNC Wilmington |
| Chris Harner | P | 2008-2010 | Pittsburgh |
| Phil Harner | P | 2001-2004 | Eastern Michigan |
| Tyler Harner | P | 2012-2012 | Illinois |
| Corey Harness | P | 2008-2011 | SE Missouri State |
| James Harness | P | 2017-2017 | Eastern Michigan |
| Sean Harney | P | 2018-2020 | Massachusetts |
| Jack Harnisch | IF | 2019-2020 | Fordham |
| Matt Haro | P | 2013-2016 | Ball State, Glendale CC AZ |
| Cam Harold | P | 2012-2014 | Miss. Valley St, Vanguard Southern California |
| Jimmy Harold | H | 2004-2004 | Air Force |
| Eric Harp | P | 2016-2018 | Longwood |
| Garrett Harp | IF | 2007-2007 | Western Kentucky, Volunteer State CC |
| Paul Harp | P | 2004-2004 | Middle Georgia, Mercer |
| Maxx Harpalani | P | 2018-2020 | Presbyterian College |
| Ty Harpenau | P | 2016-2018 | Texas Tech |
| Aaron Harper | 3B | 2002-2004 | Pacific, Columbia Basin College |
| Brad Harper | C | 2000-2002 | Fresno State |
| Cacy Harper | C | 2019-2020 | Oral Roberts, Northern Oklahoma College-Tonkawa Campus, Central Oklahoma |
| Cade Harper | OF | 2017-2019 | Northwestern State, Louisiana-Monroe |
| Carlton Harper | IF | 2020-2020 | Long Island-Brooklyn |
| Chad Harper | P | 2005-2005 | Centenary College, Panola College |
| Daniel Harper | P | 2018-2020 | Kentucky |
| Daryl Harper | SS-3B | 2017-2018 | Savannah State, CCBC Essex |
| Fabian Harper | SS-2B | 2007-2009 | Alabama A&M |
| Grant Harper | P | 2001-2004 | Marshall |
| Greg Harper | P | 2003-2006 | Eastern Kentucky |
| Kyle Harper | C-1B | 2019-2020 | Baylor |
| Luke Harper | C | 2018-2020 | North Alabama, Pearl River CC |
| Matt Harper | OF | 2007-2007 | Georgia Tech |
| Nick Harper | P | 2015-2015 | Holy Cross |
| Paul Harper | OF-1B | 2016-2016 | Ball State |
| Rhett Harper | OF | 2015-2019 | Georgia State |
| Rus Harper | P | 2009-2009 | Auburn |
| Ty Harper | IF | 2001-2003 | Pepperdine, Alabama |
| Wesley Harper | P | 2020-2020 | Boise State |
| Alex Harper-Cook | P | 2016-2020 | Tennessee, Lee University |
| Kyle Harpster | OF | 2009-2012 | Gannon |
| Logan Harrah | OF | 2014-2017 | Findlay |
| Bo Harrell | P | 2018-2018 | The Citadel |
| Carter Harrell | P | 2002-2006 | North Carolina, East Carolina |
| David Harrell | C | 2001-2002 | Purdue, Danville Area CC |
| Dominick Harrell | P | 2007-2007 | Prairie View A&M |
| Jake Harrell | C | 2012-2014 | Troy |
| Jake Harrell | P | 2020-2020 | Fresno State |
| Jeff Harrell | OF-1B | 1979-1981 | LSU |
| Matthew Harrell | P | 2013-2014 | Texas-Pan American, Clarendon College |
| Spencer Harrell | OF | 2010-2013 | Northwestern State |
| Todd Harrell | P | 1994-1994 | Gulf Coast CC, Florida State |
| Travis Harrelson | P | 2008-2009 | Stephen F. Austin |
| Charlie Harrigan | IF | 2017-2020 | Miami, Heartland CC |
| Jackson Harrigan | P | 2019-2020 | Bryant University |
| Matt Harrigan | OF-1B | 2005-2008 | Georgetown |
| Pat Harrigan | P | 2002-2002 | Georgetown |
| Lawson Harrill | P-OF | 2020-2020 | Campbell |
| Chesdin Harrington | P | 2016-2020 | Virginia |
| Colin Harrington | IF | 2011-2013 | Virginia |
| Dan Harrington | P | 2017-2020 | Columbia |
| Doyle Harrington | H | 2006-2007 | Jackson State |
| Eric Harrington | P | 2009-2013 | Lamar |
| Grier Harrington | P | 2008-2011 | UNC Asheville |
| James Harrington | P | 2015-2018 | New Mexico |
| Jay Harrington | IF-OF | 2006-2009 | Jacksonville State |
| Mike Harrington | 1B | 2001-2004 | East Carolina |
| Patrick Harrington | C | 2011-2015 | South Carolina |
| Steve Harrington | P | 2004-2005 | Miss. Valley St, Jefferson College |
| Steve Harrington | OF-1B | 2010-2013 | Princeton |
| Trey Harrington | IF | 2018-2020 | SE Louisiana |
| Alan Harris | IF | 2007-2010 | New Orleans |
| Alec Harris | P | 2005-2006 | California, San Diego Mesa College |
| Alex Harris | OF | 2014-2015 | Dayton, Redlands CC |
| Andre Harris | OF | 2010-2010 | USC-Upstate, Grand Rapids CC |
| Andrew Harris | IF | 2009-2013 | Vanderbilt |
| Andy Harris | IF-OF | 2003-2003 | Connecticut |
| Aric Harris | P | 2013-2016 | Northern Kentucky |
| Austin Harris | P | 2006-2008 | Campbell |
| Ben Harris | OF-P | 2019-2019 | Virginia, Georgia |
| Brandon Harris | P | 2017-2020 | UNC Asheville, Florida Southern |
| Brent Harris | IF | 2008-2009 | Lamar, North Central Texas College |
| Brett Harris | P | 2004-2007 | Jacksonville State |
| Brett Harris | P-OF | 2009-2014 | Old Dominion |
| Brett Harris | IF | 2018-2020 | Houston, Central Arizona College, Gonzaga |
| Bryan Harris | P | 2000-2003 | Houston |
| Bryant Harris | OF | 2016-2020 | Tennessee, West Florida |
| Chace Harris | P | 2018-2020 | Ohio |
| Chad Harris | P | 1999-2002 | UNLV |
| CJ Harris | P | 2013-2013 | Coastal Carolina, Wingate, Southeastern CC-Whiteville |
| Clark Harris | C-IF | 2002-2002 | Texas Tech, Howard College |
| Collin Harris | OF | 2015-2018 | Tennessee Tech, Chipola College, Dyersburg State CC |
| Connor Harris | P | 2020-2020 | George Washington |
| Daniel Harris | P | 2007-2007 | Murray State |
| Daniel Harris | P | 2015-2018 | San Jose State, Saddleback College |
| Daniel Harris | SS | 2018-2020 | Eastern Kentucky |
| Dominiq Harris | IF | 2010-2014 | Prairie View A&M, San Jacinto |
| Dondrayas Harris | OF | 2014-2017 | Southern, Gulf Coast CC |
| Dondre Harris | H | 2004-2004 | Arkansas-Pine Bluff |
| Drake Harris | IF | 2017-2020 | USC-Upstate, Queens of NC |
| Dylan Harris | OF | 2017-2020 | Walters State CC, North Carolina |
| Ethan Harris | OF-IF | 2010-2013 | Central Arkansas |
| Evan Harris | P | 2020-2020 | Delaware |
| Garrett Harris | P | 2010-2011 | South Alabama, Meridian CC |
| Grant Harris | OF | 2017-2020 | Campbell, Bellevue CC |
| Greg S Harris | P | 1983-1986 | Gonzaga |
| Hayden Harris | P | 2018-2020 | Georgia Southern |
| Hugh Harris | IF-C | 2009-2009 | Lafayette College |
| Hunter Harris | OF-2B | 2004-2008 | Texas |
| Hunter Harris | P | 2019-2019 | New Jersey Tech |
| Jacobi Harris | OF | 2014-2016 | North Carolina Central |
| Jake Harris | P | 2010-2013 | East Carolina |
| James Harris | 3B | 2012-2013 | Wake Forest |
| James Harris | IF | 2011-2014 | NC A&T State |
| Jason Harris | P | 2011-2014 | UNC Charlotte, Barton College, Abilene Christian |
| Jeff Harris | P | 1994-1994 | LSU |
| Jeremy Harris | SS-2B | 2004-2005 | Utah Valley U, Eastern Utah CC |
| Jesse Harris | C | 2011-2012 | Niagara, Muscatine CC |
| Jon Harris | P | 1999-2001 | Missouri |
| Josh Harris | C | 2009-2010 | Delaware State |
| Josh Harris | P | 2012-2015 | Villanova |
| Josh Harris | P | 2019-2019 | Illinois |
| Justin Harris | P | 2005-2005 | Samford |
| KC Harris | C-OF | 2011-2011 | Southern Utah |
| Kole Harris | P-OF | 2017-2020 | UNC Asheville |
| Leo Harris | IF | 2020-2020 | Alabama-Birmingham |
| Matt Harris | P | 2000-2003 | Toledo |
| Matt Harris | OF | 2005-2005 | Wright State |
| Matt Harris | P | 2009-2012 | Eastern Kentucky |
| Matt Harris | 1B | 2014-2015 | St. John's, Brevard College |
| Max Harris | 1B-OF | 2008-2008 | Utah Valley U |
| Mike Harris | IF | 2002-2004 | St. Mary's (CA) |
| Mike Harris | P | 2002-2006 | Rhode Island |
| Myles Harris | C-OF | 2018-2020 | Boise State, San Joaquin Delta College, Laney College |
| Nate Harris | P | 2013-2014 | Dayton, Monroe CC |
| Nathaniel Harris | P | 2008-2008 | Texas A&M-Corpus Christi |
| Nick Harris | OF | 2007-2011 | SE Missouri State |
| P.J. Harris | 1B | 2015-2018 | Alabama State, Oklahoma Baptist |
| Patrick Harris | IF | 2005-2006 | Nicholls State |
| Payton Harris | P | 2018-2020 | Alabama State, Jones County Junior College |
| Pokey Harris | OF | 2013-2015 | Murray State |
| Rickey Harris | P | 2001-2002 | Alcorn State |
| Ricky Harris | P | 2004-2005 | Alabama State |
| Robert Harris | H | 2007-2008 | Alcorn State |
| Robert Harris | P | 2013-2016 | Troy, Calhoun CC |
| Romero Harris | IF | 2017-2019 | Wright State, Wabash Valley College, Indiana State |
| Ruston Harris | IF | 2010-2010 | Sam Houston State |
| Ryan Harris | P | 2001-2004 | Maine |
| Spencer Harris | IF | 2000-2003 | Virginia Tech |
| Stephen Harris | C | 2005-2005 | UNC Charlotte |
| Steve Harris | OF | 2000-2003 | La Salle |
| Terrell Harris | P-IF | 2004-2004 | Maryland-Eastern Shore |
| Thad Harris | P | 2016-2020 | Winthrop |
| Trai Harris | OF | 2004-2007 | Va. Commonwealth |
| Trent Harris | IF-P | 2019-2020 | High Point |
| Trevor Harris | OF-P | 2017-2020 | Baylor, Saddleback College, Saint Louis |
| Trey Harris | OF | 2019-2019 | Arkansas |
| Ty Harris | P | 2016-2019 | Arkansas, Crowder, Alabama-Birmingham |
| Tyler Harris | 1B-OF | 2005-2007 | Louisiana-Monroe |
| Tyler Harris | C | 2013-2017 | Missouri State, Miami |
| West Harris | P | 2003-2006 | Kentucky, Murray State |
| Will Harris | P | 2009-2012 | Georgetown |
| Willie Harris | OF | 2016-2016 | Abilene Christian |
| Zach Harris | C-1B | 2005-2006 | Missouri State, Neosho County CC., Northern Colorado |
| Zane Harris | 1B | 2018-2020 | Wright State |
| Austin Harrison | P | 2015-2017 | Louisiana Tech, Meridian CC |
| Blake Harrison | P-OF | 2018-2018 | Pepperdine |
| Brad Harrison | OF-P | 2017-2020 | Southern Illinois |
| Brent Harrison | P | 2009-2011 | Sacramento State, Cosumnes River College, Hawaii |
| Brett Harrison | C | 2015-2016 | North Dakota |
| Brian Harrison | P | 2002-2004 | Georgia Southern |
| Charles Harrison | P | 2020-2020 | UCLA |
| Chris Harrison | P | 2012-2014 | Coastal Carolina, Francis Marion |
| CJ Harrison | C | 2013-2013 | Utah Valley U, Dixie State College |
| Colby Harrison | P-1B | 2011-2014 | Northern Colorado |
| Colby Harrison | P | 2018-2020 | Western Carolina, Sacramento City College, Cal State Monterey Bay |
| Cole Harrison | OF | 2011-2013 | UNC-Greensboro |
| Connor Harrison | P | 2020-2020 | Erskine College |
| David Harrison | P | 2018-2020 | NC State |
| Davis Harrison | C | 2008-2010 | Samford |
| Devereaux Harrison | OF-P | 2020-2020 | Long Beach State |
| Devin Harrison | OF | 2014-2015 | Cal State Northridge, Pima CC |
| Dustin Harrison | OF | 2004-2004 | Northern Illinois, Tyler Junior College |
| Greg Harrison | P-OF | 2013-2014 | Furman, South Carolina, Spartanburg Methodist College |
| Jake Harrison | P | 2016-2020 | Texas-San Antonio |
| Jalen Harrison | OF | 2017-2018 | Virginia |
| Jason Harrison | H | 2004-2007 | Alabama A&M |
| Kyle Harrison | P | 2005-2005 | Georgia Southern |
| Kyle Harrison | OF | 2008-2009 | North Dakota State |
| Matt Harrison | 3B-1B | 2009-2012 | North Carolina, Hawaii |
| Matt Harrison | IF-OF | 2017-2020 | Marshall, WVSTU |
| Matthew Harrison | P | 2017-2020 | Nicholls State, Meridian CC |
| Michael Harrison | C | 2015-2015 | Texas-Pan American |
| Morgan Harrison | P | 2017-2017 | Air Force |
| Tyler Harrison | P | 2020-2020 | Gardner-Webb |
| David Harrit | OF | 2005-2006 | UC Santa Barbara |
| James Harrity | P | 2013-2014 | Saint Joseph's |
| Ray Harron | P | 2012-2015 | Richmond |
| Nathan Harsh | P | 2012-2015 | Kennesaw State |
| Codi Harshman | OF | 2009-2009 | Arizona, Pima CC |
| Patrick Harshman | OF | 2010-2011 | Iowa |
| Chance Harst | C | 2007-2009 | Southern Miss, Louisiana-Lafayette |
| Adam Hart | C | 2002-2002 | Air Force |
| Ben Hart | P | 2009-2012 | Vermont, Massachusetts |
| Ben Hart | IF-OF | 2015-2018 | Oakland |
| Billy Hart | C | 2019-2019 | New Jersey Tech |
| Blaine Hart | P | 2007-2008 | Furman |
| Brett Hart | OF | 2007-2010 | Nevada, College of San Mateo |
| Brian Hart | OF | 2019-2020 | Marist |
| Bryan Hart | IF-OF | 2017-2020 | Bryant University |
| Calvin Hart | H | 2005-2005 | Savannah State |
| Cam Hart | IF | 2020-2020 | Michigan |
| Camden Hart | IF | 2020-2020 | Florida A&M |
| Cameron Hart | OF | 2010-2013 | California, CSU-Pueblo |
| Chris Hart | 1B | 1999-2002 | Florida State |
| Clint Hart | P-1B | 2004-2004 | Jacksonville, FSC at jacksonville |
| Cole Hart | P | 2017-2020 | Campbell, Brunswick CC |
| Cory Hart | P | 2015-2018 | Long Island-Brooklyn |
| Daniel Hart | P | 2008-2011 | Bucknell |
| Dupree Hart | 2B | 2016-2019 | College of Charleston |
| Eddy Hart | IF | 2017-2020 | Massachusetts |
| Elliot Hart | H | 2008-2008 | UW Milwaukee |
| Harrison Hart | IF | 2017-2020 | Cal State Northridge, Cuesta College |
| Hunter Hart | OF | 2001-2004 | Tennessee-Martin |
| Hunter Hart | P | 2015-2019 | Kaskaskia College, Arkansas, Southern Illinois |
| Hunter Hart | IF-OF | 2019-2020 | William and Mary |
| Jake Hart | IF-OF | 2000-2002 | Wright State |
| Jesse Hart | 2B | 2005-2007 | UW Milwaukee |
| Joey Hart | 1B-C | 1997-1997 | Texas Tech, Texas, Grayson County College |
| Jon Hart | C | 2007-2008 | UMD-Baltimore Cty, Harford CC |
| Jordan Hart | OF | 2002-2005 | Memphis |
| Justin Hart | OF | 2002-2004 | Washington State, Columbia Basin College |
| Lucas Hart | P | 2012-2012 | Georgia Southern |
| Matt Hart | IF | 2008-2011 | USC, Washington State, Santa Ana College |
| Matt Hart | 1B | 2012-2012 | South Florida, Pasco-Hernando CC |
| Mike Hart | P | 2005-2005 | Eastern Michigan |
| Mitch Hart | P | 2015-2019 | USC, Cal Poly Pomona |
| Nate Hart | OF | 2005-2008 | Butler |
| Oliver Hart | SS | 2011-2012 | Northeastern |
| Peyton Hart | IF | 2010-2013 | Kennesaw State |
| Tanner Hart | P | 2017-2017 | Indiana U.-Purdue U.-FW |
| Taylor Hart | P | 2011-2012 | Kansas |
| Ted Hart | 1B | 2001-2002 | Navy |
| Ware Hart | OF | 2008-2008 | George Washington, Hillsborough CC, Saint Leo |
| Will Hart | P | 2020-2020 | Army |
| Justin Hartanov | 1B-P | 2002-2005 | Davidson College |
| Degan Harte | P | 2015-2018 | Grand Canyon, Yavapai College, Arkansas Tech |
| Bailey Hartel | SS | 2006-2007 | Southern Miss, Pearl River CC |
| Matt Harter | C-1B | 2001-2004 | Penn State |
| Colin Hartey | OF | 2018-2020 | Lafayette College |
| Tristan Hartfield | P | 2018-2020 | Erskine College, Rockingham CC |
| Billy Hartford | C | 2016-2016 | University at Buffalo |
| Connor Hartigan | OF | 2018-2020 | James Madison |
| Mitchell Hartigan | OF-P | 2019-2020 | Florida Atlantic |
| Lance Harting | P | 2007-2010 | Longwood |
| Tim Hartland | C | 2007-2007 | Baylor |
| Bob Hartle | P | 2003-2006 | Duquesne |
| Ivan Hartle | SS | 2010-2012 | Western Kentucky, Iowa Western CC |
| Jesse Hartle | P | 2011-2012 | Southern Utah, Eastern Utah CC |
| Jake Hartley | 1B | 2010-2013 | Indiana State, Indianapolis |
| Ryan Hartley | IF | 2012-2014 | Delaware |
| Jason Hartline | P | 2018-2020 | Old Dominion |
| David Hartman | P | 2005-2008 | Xavier |
| Jack Hartman | P | 2014-2018 | Pennsylvania |
| Jack Hartman | P | 2017-2020 | Appalachian State, Central Florida CC, Tallahassee CC |
| Jay Hartman | P-IF | 2010-2011 | North Dakota State |
| Jeremy Hartman | P | 2005-2008 | Cleveland State, Youngstown State |
| Joe Hartman | OF | 2004-2004 | Purdue |
| Luke Hartman | OF-1B | 2017-2019 | Bucknell, Duke |
| Nathan Hartman | OF | 2010-2011 | Old Dominion, Santa Fe CC |
| Zach Hartman | P | 2008-2011 | Siena College |
| Brian Hartmann | IF | 2003-2006 | Canisius College |
| Cody Hartness | 1B | 2019-2019 | Western Kentucky |
| Shane Hartness | P | 2003-2003 | Kennesaw State, Middle Georgia |
| Bret Hartnett | P | 2013-2014 | Seattle, Tacoma CC |
| Sean Hartnett | P | 2012-2015 | Washington State |
| Billy Hartranft | P | 2007-2007 | Temple, SUNY Orange |
| Brian Hartsell | 1B | 2007-2010 | Saint Joseph's |
| Preston Hartsell | OF | 2019-2020 | USC |
| Will Hartsell | P-IF | 2014-2018 | Charleston Southern |
| Hudson Hartsfield | OF | 2020-2020 | Troy |
| Mark Hartsfield | 3B | 2008-2009 | Tennessee-Martin, Columbia State CC |
| Miles Hartsfield | UT | 2008-2009 | Tennessee-Martin |
| Chris Hartshorn | P | 2000-2004 | San Diego State |
| Matt Hartshorn | P | 2020-2020 | Rider |
| Andy Hartstein | IF | 2006-2006 | Delaware, Salisbury |
| Noah Hartwell | P-OF | 2016-2019 | Towson, Millersville Pennsylvania |
| Grant Hartwig | P-C | 2017-2020 | Miami |
| Ben Harty | IF | 2009-2010 | New Mexico State, Skagit Valley College |
| Ben Hartz | P | 2013-2016 | University at Buffalo |
| Kyle Hartz | OF | 2006-2007 | De Anza, Santa Clara, San Jose State |
| Lee Harughty | C | 2005-2005 | Texas A&M |
| Dalton Harum | OF | 2017-2020 | Virginia Tech, Wenatchee Valley CC, Lewis-Clark State College |
| Bret Harvel | P | 2006-2006 | Missouri, Northwest Missouri State |
| Brandon Harvell | IF | 2014-2017 | Longwood |
| Andy Harvey | P | 2011-2012 | Southern Utah |
| Blake Harvey | P | 2011-2014 | Belmont |
| Brandon Harvey | IF-P | 2004-2007 | UNC-Greensboro, Sierra College |
| Bryan Harvey | P | 2001-2004 | La Salle |
| Bryan Harvey | 1B | 2005-2006 | Tennessee-Martin |
| Dalton Harvey | P | 2017-2019 | Illinois State, Dodge City CC |
| Ian Harvey | OF | 2009-2013 | Longwood, Lander |
| Jake Harvey | IF | 2019-2020 | Oregon State |
| Jason Harvey | 2B-SS | 2004-2004 | Maine, Husson College |
| Jerad Harvey | P | 2010-2010 | Nevada |
| Jeremy Harvey | H | 2008-2008 | Jackson State |
| Josh Harvey | H | 2007-2007 | Texas Southern |
| Kyle Harvey | P | 2006-2007 | NC A&T State |
| Lane Harvey | IF | 2016-2019 | Morehead State, Indian Hills CC-Centerville, Washburn University |
| Logan Harvey | C | 2016-2019 | Wake Forest |
| Phillip Harvey | OF | 2012-2015 | Jackson State |
| Ryan Harvey | P-OF | 2020-2020 | UC Santa Barbara |
| Matt Harvick | C | 2001-2002 | Oral Roberts, Bakersfield College, Pepperdine |
| J.A. Harville | P | 2013-2017 | South Alabama, West Florida |
| Brandon Harwell | IF | 2008-2009 | Illinois-Chicago, Vernon College |
| David Harwell | SS | 2002-2002 | Mercer |
| Derek Harwood | OF | 2003-2004 | Western Illinois, Illinois Central College |
| Katon Harwood | P | 2014-2017 | Appalachian State, Furman |
| Zack Harwood | P | 2008-2009 | Rice |
| Jake Hasbrouck | IF | 2015-2018 | New Mexico State, Tarleton State |
| Tyler Hasbrouck | 1B | 2002-2003 | Coastal Carolina, College of Southern Idaho |
| Dave Hasebroock | OF | 2007-2007 | Boston College |
| Conner Hasecuster | IF | 2017-2017 | Evansville |
| Brett Hasegawa | IF | 2007-2007 | San Jose State, Grand Canyon |
| Quinn Haselhorst | P | 2006-2009 | Dayton |
| Ty Haselman | C | 2018-2018 | UCLA |
| Jordan Haseltine | P | 2011-2014 | San Francisco |
| Louie Haseltine | 1B | 2008-2011 | SE Missouri State |
| Trevin Haseltine | P | 2014-2015 | California |
| Derek Hasenbeck | C | 2012-2015 | Xavier |
| Tavis Hasenfus | OF | 2007-2008 | Maine |
| Brett Hash | IF | 2016-2017 | Wofford |
| Eric Hash | P | 2005-2008 | Eastern Kentucky |
| Jonathan Hash | P | 2010-2011 | West Virginia |
| Kevin Hashimoto | OF | 2004-2005 | Utah Valley U |
| Taylor Hashman | OF | 2007-2010 | Mississippi, Manatee-Sarasota |
| Todd Haskel | C | 2013-2013 | Florida, St. Petersburg College |
| Brian Haskell | P-OF | 2001-2002 | Cal Poly, Northeastern Oklahoma A&M College |
| Cameron Haskell | IF | 2016-2019 | UC Riverside, Palomar College, Arizona |
| Tyler Haskell | OF | 2003-2004 | USC, Temple College |
| Will Haskell | P | 2002-2003 | SUNY - Albany |
| Hudson Haskin | OF | 2019-2020 | Tulane |
| Jalen Haskin | OF | 2014-2016 | South Alabama, Pearl River CC |
| Kyle Haskin | OF | 2008-2010 | Portland |
| Parker Haskin | C | 2020-2020 | Tulane |
| Brian Haskins | 1B | 2002-2005 | Jacksonville State |
| Dean Haskins | C-3B | 1991-1992 | Santa Rosa Junior College, Texas |
| Aaron Haslam | P | 2005-2007 | Mount Saint Mary |
| Bradley Haslam | IF | 2014-2017 | Air Force |
| Kyle Hasler | C | 2020-2020 | Louisiana Tech |
| Tyler Hasper | P | 2015-2019 | Middle Tenn State, Heartland CC, Central Missouri |
| Jordan Hass | OF | 2014-2014 | Arkansas-Pine Bluff |
| Griffin Hassall | P | 2019-2020 | Kansas State |
| Nick Hassan | C | 2020-2020 | Kennesaw State |
| Theodore Hassan | P | 2013-2016 | Jackson State |
| Aaron Hassel | C | 2009-2011 | Pacific, Cosumnes River College |
| Corey Hassel | OF | 2013-2016 | Oklahoma State |
| Jeremy Hassel | P-C | 2020-2020 | Cal State Northridge |
| Jaden Hassell | OF | 2017-2020 | Washington, Central Washington |
| Josh Hassell | OF | 2014-2017 | Holy Cross |
| Tyler Hassen | SS-2B | 2002-2002 | Princeton |
| Robert Hassenfelt | P | 2004-2008 | Georgia State |
| Kevin Hassett | P | 2015-2018 | Massachusetts |
| Tim Hassett | P | 2009-2013 | Belmont, Missouri-St. Louis |
| Chris Hassold | P | 2013-2017 | Stephen F. Austin |
| Drew Hasson | P | 2019-2020 | Northern Illinois |
| Anderson Hastings | P | 2015-2015 | Wright State, Sinclair CC |
| Blaze Hastings | P | 2015-2018 | SE Missouri State, Seminole State College, Oklahoma City |
| Brad Hastings | P | 1996-1997 | South Georgia College, Vanderbilt |
| Brent Hastings | OF | 2004-2004 | Lipscomb |
| Brian Hastings | C | 2004-2005 | College of Charleston, Coastal Ala-Brewton, Northwest Florida State College |
| Brian Hastings | C | 2005-2006 | Kentucky, Hutchinson CC |
| Haydan Hastings | C | 2017-2020 | Gonzaga, Palomar College, Tulane |
| Ryan Hastings | IF | 2004-2008 | Illinois |
| Scott Hastings | UT | 2017-2020 | Texas A&M-Corpus Christi, Navarro College |
| Brandon Haston | P-OF | 2020-2020 | Georgia State |
| Tanner Haston | IF | 2020-2020 | Purdue |
| Jacob Hasty | P | 2020-2020 | LSU |
| Sam Hasty | P | 2010-2013 | Rutgers |
| Tyler Haswell | P | 2015-2017 | South Carolina |
| Matt Hasz | P | 2000-2003 | Iowa |
| Joe Hatasaki | P | 2007-2008 | Nebraska, Arizona State |
| Alex Hatch | P | 2013-2016 | Hawaii, Bellevue CC |
| Alston Hatch | OF-1B | 2003-2006 | Campbell |
| Andrew Hatch | P-OF | 2011-2011 | Harvard, LSU |
| Kai Hatch | IF | 2008-2013 | Utah Valley U |
| Marques Hatch | OF | 2005-2007 | Grambling State |
| Philip Hatch | IF | 2002-2005 | Tennessee Tech |
| Shaylar Hatch | P | 2001-2001 | New Orleans, Arizona State, South Mountain CC |
| Brett Hatcher | P | 2002-2005 | Ohio State |
| Caleb Hatcher | IF | 2012-2013 | Southern |
| Gregory Hatcher | P | 2006-2006 | Savannah State |
| J.C. Hatcher | P | 2016-2018 | Morehead State, Iowa Central CC |
| Jeff Hatcher | P | 2005-2008 | UNC Wilmington |
| Josh Hatcher | OF | 2018-2020 | Mississippi State |
| Mike Hatcher | 2B | 2008-2008 | Coppin State College |
| Tom Hatcher | OF | 2008-2009 | Florida Atlantic, Chipola College |
| Austin Hatfield | OF | 2012-2014 | Memphis |
| Kolin Hatfield | OF | 2004-2008 | Sam Houston State, Louisiana-Lafayette |
| Michael Hatfield | P | 2004-2005 | Texas A&M-Corpus Christi, Paris Junior College |
| Trace Hatfield | IF | 2018-2020 | Toledo |
| Zak Hatfield | OF | 2009-2010 | Miami, Lakeland CC |
| Austin Hathaway | OF | 2016-2019 | Charleston |
| Bryan Hathaway | P | 2014-2017 | USC-Upstate |
| Cale Hathaway | OF | 2015-2016 | Utah Valley U, Point Loma Nazarene |
| Clay Hathaway | IF | 2011-2013 | Indiana U.-Purdue U.-FW, Mesa CC |
| Nick Hathcoat | SS | 2010-2014 | Austin Peay, Evansville, Highland CC |
| Cole Hathcock | P | 2007-2008 | UC Irvine |
| Dylan Hathcock | P | 2011-2014 | UNC-Greensboro, Jacksonville State |
| Dylan Hathcock | P | 2017-2020 | Jacksonville State |
| Mack Hathcock | OF | 2016-2019 | Troy, Northwest Florida State College, Valdosta State |
| Jim Hathorn | 3B | 1978-1979 | LSU |
| Mike Hathway | C | 2002-2002 | Northwestern State |
| Jereme Hatler | 1B | 2003-2004 | Indiana State |
| Mitchell Hatley | SS | 2006-2009 | Western Carolina |
| Wes Hatley | P | 2010-2013 | UNC Charlotte |
| Ryan Hatten | OF-1B | 2017-2020 | Va Military Inst. |
| Wes Hatten | OF | 2015-2019 | Washington State, Nevada |
| Griffin Hattingh | P | 2018-2018 | Houston |
| Kyle Hatton | P-1B | 2016-2018 | UC Santa Barbara, Riverside CC, Hawaii |
| Trevor Hatton | IF-OF | 2020-2020 | Dallas Baptist |
| Anthony Hattrup | P | 2020-2020 | Dayton |
| Carson Hauben | P | 2020-2020 | Rollins |
| Scott Hauck | C | 2011-2011 | New Mexico, Southern Nevada |
| Justin Hauer | P | 2011-2012 | Illinois State, Black Hawk College |
| Will Haueter | C | 2016-2019 | Northern Kentucky |
| Joey Haug | P | 2007-2008 | Coastal Carolina, Maple Woods CC |
| Matt Haug | C | 2008-2009 | Chicago State, Ancilla College |
| Aaron Hauge | P | 2014-2015 | Southern Illinois, Heartland CC |
| Nate Haugh | P | 2017-2020 | Toledo |
| Pat Haughie | C | 2004-2007 | Binghamton |
| Trent Haughn | P | 2010-2013 | Dayton |
| Brian Haught | SS | 1996-2000 | Florida |
| Tristan Haught | P | 2019-2020 | Wright State |
| Tyler Haught | P | 2006-2007 | Navy |
| Aaron Haughton | C | 2017-2019 | USC-Upstate, Tallahassee CC, Valdosta State |
| Gabe Haugland | OF | 2004-2004 | Iowa, Marshalltown CC |
| Adam Haun | P-IF | 2003-2006 | Duquesne |
| Michael Haun | OF | 2018-2018 | Central Arkansas |
| Robert Haun | OF | 2015-2017 | Central Arkansas |
| Noah Haupt | OF | 2018-2020 | New Mexico State |
| Eddie Haus | IF | 2016-2019 | St. Mary's (CA) |
| Kenny Haus | P | 2017-2020 | Connecticut, El Camino College |
| Ben Hauser | UTIL | 2019-2020 | Air Force |
| Josh Hauser | P | 2010-2013 | Holy Cross |
| Samuel Hauser | P | 2016-2017 | Brown |
| Ryan Haushalter | P | 2004-2004 | UNC Asheville |
| Thomas Hauskey | C | 2007-2010 | Arkansas |
| Buddy Hausmann | P | 2000-2004 | Seton Hall |
| Rob Hauswald | SS-2B | 1995-1998 | Mississippi State |
| Luke Hauswirth | P | 2017-2020 | Kansas State |
| Trevor Hauver | SS | 2018-2020 | Arizona State |
| Stephen Havard | P | 2007-2008 | Lamar, Mary Hardin-Baylor |
| Max Havel | P | 2001-2002 | Georgia, Chipola College |
| Havelis | 1B | 2004-2005 | Canisius College |
| Dane Haveman | P | 2017-2019 | Texas Tech, Hill College |
| AJ Havenga | P | 2007-2007 | Illinois State |
| Blair Havens | IF | 2001-2003 | UC Santa Barbara, Orange Coast College |
| Martin Havens | P | 2004-2005 | Purdue |
| Russell Havens | P | 2008-2010 | Sacramento State, Yavapai College |
| Willie Havens | C | 2020-2020 | Elon |
| JD Haver | P | 2007-2009 | UCLA |
| Brian Haveri | P | 2002-2002 | Lehigh |
| Casey Havers | 1B | 2007-2010 | Longwood |
| Dan Haverstick | IF | 2009-2012 | Rhode Island |
| Jack Havey | 1B-P | 2010-2013 | Northwestern |
| Matt Havey | P | 2006-2009 | Northwestern |
| Jordan Haviland | 2B-P | 2010-2013 | Harvard |
| Alex Havlicek | P | 2019-2020 | Virginia Tech, Grayson County College |
| Eric Havner | IF | 2019-2020 | Siena College |
| Justin Hawarah | IF | 2002-2004 | South Alabama |
| Adam Hawes | 1B | 1999-2002 | Campbell |
| Eric Hawes | P | 2008-2008 | Canisius College |
| Kyle Hawes | OF | 2020-2020 | Hartford |
| Colin Hawk | IF | 2013-2016 | Cincinnati, Indianapolis |
| Dan Hawk | P | 2016-2017 | Texas-Arlington, North Lake College, Missouri Southern State University |
| Derrick Hawk | P | 2003-2005 | Western Carolina, Spartanburg Methodist College |
| Dusty Hawk | P | 2006-2009 | Bowling Green State |
| Johnny Hawk | C | 2017-2019 | Alabama, Iowa Western CC |
| Kevin Hawk | P | 2006-2006 | Siena College |
| Kevin Hawk | C | 2010-2014 | Gonzaga, Lewis-Clark State College |
| Paul Hawk | P | 2012-2013 | Coppin State College |
| Richard Hawk | P | 2004-2005 | NC A&T State, Louisburg College |
| Zach Hawk | P-OF | 2012-2013 | Coppin State College |
| Cody Hawken | OF | 2016-2019 | Portland |
| Jake Hawken | P-OF | 2015-2018 | Portland |
| Mark Hawkenson | P | 2010-2010 | Arizona |
| Matt Hawkes | P | 2004-2004 | Binghamton, Chandler-Gilbert CC |
| Austen Hawkey | OF | 2005-2006 | Campbell, Rowan-Gloucester |
| Benn Hawkins | C-OF | 2015-2015 | Air Force |
| Berkley Hawkins | IF-C | 2011-2014 | Va Military Inst. |
| Brandon Hawkins | P | 2017-2020 | Miss. Valley St |
| Brett Hawkins | IF | 2017-2020 | USC-Upstate, Gordon State, Young Harris College |
| Brian Hawkins | OF | 2007-2008 | St. Mary's (CA), Cuesta College |
| Bryar Hawkins | IF | 2019-2020 | Clemson |
| Caleb Hawkins | P | 2013-2013 | Nebraska, Texarkana College |
| Carter Hawkins | C | 2004-2007 | Vanderbilt |
| Chase Hawkins | P | 2009-2012 | Georgia |
| Clay Hawkins | C | 1998-1998 | Oklahoma |
| Craig Hawkins | P | 1998-2003 | Bradley |
| Grant Hawkins | IF | 2015-2018 | Arkansas State, Dyersburg State CC, Volunteer State CC |
| Harrison Hawkins | IF-OF | 2017-2020 | College of Charleston, Florence-Darlington Tech |
| Heath Hawkins | P | 2016-2019 | Furman, Palm Beach Atlantic |
| Jamie Hawkins | P | 2002-2004 | Washington |
| Justin Hawkins | IF | 2018-2019 | Clemson, South Carolina-Sumter |
| Kendall Hawkins | P | 2014-2015 | Kennesaw State |
| Marshall Hawkins | P | 2006-2009 | Alabama State |
| Nate Hawkins | P | 2018-2020 | Wichita State, Grayson County College, Abilene Christian |
| Paul Hawkins | P | 2005-2008 | Penn State |
| Reilly Hawkins | C | 2015-2018 | Kent State |
| Robert Hawkins | P | 2010-2013 | Kansas State, Northeastern Junior College, Northern Colorado |
| Ryan Hawkins | P | 2016-2017 | Texas Southern |
| Scott Hawkins | C | 2007-2009 | Louisiana-Lafayette |
| Thad Hawkins | OF | 2008-2012 | SIU-Edwardsville |
| Tyji Hawkins | P-OF | 2014-2014 | Miss. Valley St, Holmes CC |
| Zach Hawkins | 3B | 2008-2012 | SIU-Edwardsville |
| Joe Hawks | P | 2015-2017 | Northern Illinois, Iowa Central CC |
| Ryan Hawks | P | 2020-2020 | Louisville |
| Danny Hawksley | C-1B | 2011-2011 | San Diego |
| Houston Hawley | P | 2011-2013 | Cornell |
| Nate Hawley | H | 2004-2004 | High Point |
| Ryan Hawley | P | 2002-2002 | Kansas State, Augustana-SD |
| Tanner Hawley | P | 2013-2013 | Wofford |
| Tucker Hawley | P | 2010-2014 | Alabama |
| Todd Hawpe | OF | 2005-2006 | Texas A&M-Corpus Christi, Navarro College |
| Andy Hawranick | C | 2003-2006 | Georgia Tech |
| Chris Hawryluk | P | 2017-2019 | Monmouth |
| Austin Haws | H | 2011-2011 | Utah Valley U |
| Carson Haws | P | 2016-2019 | Eastern Illinois, Solano CC (CA) |
| Connor Hawthorne | OF-IF | 2014-2015 | South Alabama, Memphis |
| Ryan Hawthorne | P | 2009-2012 | Loyola Marymount |
| Taylor Hawthorne | IF | 2015-2018 | Jacksonville State |
| Thomas Hawthorne | H | 1972-1975 | Texas A&M |
| Connor Hax | 1B-P | 2014-2017 | UMD-Baltimore Cty |
| Blaise Haxel | P | 2009-2009 | SIU-Edwardsville |
| Connor Haxel | OF | 2009-2009 | SIU-Edwardsville, John Wood CC |
| Alex Hay | C | 2018-2020 | Austin Peay, East Central MO |
| Jack Hay | C-OF | 2020-2020 | New Jersey Tech |
| John Hay | P | 2004-2004 | Pittsburgh |
| Matt Hay | IF | 2001-2002 | Wright State, Iona College |
| Ryan Hay | C-IF | 2002-2003 | Tennessee Tech, Maple Woods CC |
| Ryotaro Hayakawa | P | 2004-2007 | Kansas |
| Matt Haycook | C | 2006-2006 | Bowling Green State |
| Buzzy Haydel | IF | 2006-2009 | LSU |
| Taylor Haydel | OF-P | 2010-2013 | Western Kentucky |
| Brendan Hayden | P | 2002-2005 | Stetson |
| Dan Hayden | OF | 2002-2003 | Rhode Island |
| Dan Hayden | C | 2004-2008 | Xavier, Miami |
| Derek Hayden | P | 2007-2011 | SE Missouri State, Kaskaskia College, Murray State |
| Eddie Hayden | OF | 2009-2009 | Coppin State College |
| Justin Hayden | P | 2016-2019 | Evansville, Rend Lake College |
| Kenny Hayden | OF | 2015-2019 | SUNY - Albany |
| Maurice Hayden | OF | 2017-2017 | San Jose State |
| Thomas Hayden | 1B | 2006-2007 | Va Military Inst. |
| Tyler Hayden | IF | 2014-2015 | Central Florida |
| Dan Hayduk | 3B | 2009-2009 | New Mexico, Rowan College-Burlington, Mount Olive College |
| Anthony Hayes | 1B-OF | 2006-2007 | Charleston Southern, Columbus State CC |
| Brandon Hayes | OF | 2008-2010 | Oregon State |
| Carter Hayes | IF | 2017-2020 | Pacific |
| Chad Hayes | 2B | 2009-2012 | Tennessee Tech |
| Chris Hayes | P | 2015-2016 | Savannah State |
| Dale Hayes | P | 2002-2003 | Eastern Michigan, Madonna University |
| Danny Hayes | C | 2011-2011 | St. Mary's (CA) |
| David Hayes | IF-P | 2004-2008 | Rider, Florida Atlantic |
| David Hayes | P | 2009-2012 | Mississippi State, Alabama-Birmingham, Shelton State CC |
| Dom Hayes | OF | 2008-2010 | New Jersey Tech, West Virginia |
| Drew Hayes | IF | 2013-2015 | Navy |
| J Hayes | P | 2010-2010 | Arkansas-Pine Bluff |
| Jay Hayes | 3B-1B | 2016-2019 | Florida Gulf Coast |
| Jordan Hayes | P | 2015-2018 | Southern Miss, Pearl River CC |
| Joseph Hayes | OF | 2004-2007 | Mount Saint Mary |
| Justin Hayes | P | 2008-2008 | USC-Upstate |
| Justin Hayes | P | 2015-2019 | Old Dominion, Norfolk State |
| Kirk Hayes | P | 2010-2011 | Pennsylvania |
| Kyle Hayes | P-IF | 2011-2014 | San Diego State, Oklahoma, Howard College |
| Kyle Hayes | C | 2017-2020 | James Madison |
| Ladale Hayes | OF | 2006-2010 | Alabama A&M |
| Lance Hayes | OF | 2002-2003 | Kansas, Paris Junior College |
| Marty Hayes | P | 2000-2000 | San Diego |
| Mason Hayes | 1B-OF | 2015-2018 | Campbell, College of Southern Idaho, Southern Nevada |
| Mitch Hayes | P | 2001-2004 | Toledo |
| Nick Hayes | OF | 2014-2016 | Central Ct State, North Carolina at Pembroke |
| Pacen Hayes | P | 2018-2020 | Utah Valley U |
| Peyton Hayes | P | 2017-2019 | Murray State, Wallace State CC |
| Rodney Hayes | OF | 2004-2005 | Alcorn State |
| Ryan Hayes | P | 2004-2007 | Indiana State |
| Sterling Hayes | IF | 2019-2020 | Vanderbilt |
| Tim Hayes | C | 2009-2009 | Louisville |
| Tom Hayes | 2B | 2005-2008 | Lafayette College |
| Travis Hayes | P | 2013-2015 | SE Missouri State, Jefferson College |
| Trey Hayes | OF | 2009-2010 | Samford, Northwest Florida State College |
| Trey Hayes | P | 2013-2016 | Presbyterian College |
| Zach Hayes | P | 2013-2015 | North Dakota |
| Nicholas Hayes-Saltare | IF | 2017-2018 | Alcorn State |
| August Haymaker | IF | 2019-2020 | Virginia Tech, St. Johns River CC |
| Walker Haymaker | C | 2013-2016 | Va. Commonwealth |
| Garrick Haymore | OF | 2004-2005 | New Mexico, Eastern Arizona College |
| Austin Haynal | P | 2011-2011 | San Diego State, College of the Desert, Palomar College |
| Jeffery Hayner | P | 2018-2020 | Niagara, College of Saint Rose |
| Aaron Haynes | C | 2009-2011 | Gardner-Webb |
| Ben Haynes | P | 2010-2013 | Jacksonville State |
| Brad Haynes | OF | 2002-2003 | Wofford |
| Bruce Haynes | P | 1969-1969 | Arizona State |
| Chris Haynes | H | 2007-2007 | Florida A&M |
| Chris Haynes | C | 2006-2009 | Le Moyne |
| Corey Haynes | P | 2014-2015 | Norfolk State, Patrick Henry College |
| Drew Haynes | OF | 2008-2011 | Louisville |
| Ian Haynes | CF | 2009-2012 | James Madison |
| Jason Haynes | 2B | 2005-2008 | Western Carolina |
| Kirk Haynes | P | 2014-2016 | Fordham |
| Luke Haynes | P | 2016-2017 | Northern Colorado, Howard College |
| Marcus Haynes | P | 2010-2010 | Texas Southern |
| Matt Haynes | OF | 2004-2004 | East Tennessee State |
| Matt Haynes | IF-P | 2010-2013 | Tennessee-Martin |
| Mitchell Haynes | H | 2007-2008 | SE Louisiana, Northeast Texas CC |
| Pat Haynes | P | 2013-2016 | Western Michigan |
| Richard Haynes | IF | 1971-1974 | Clemson |
| Ryan Haynes | P | 2014-2015 | Miami |
| Spencer Haynes | SS | 2011-2013 | Central Florida, South Carolina-Beaufort |
| Drew Haynie | IF | 2020-2020 | East Tennessee State, Walters State CC |
| Aaron Hays | P | 2003-2004 | Louisiana-Lafayette, Northeastern Oklahoma A&M College |
| Ben Hays | P | 2008-2008 | Illinois State, Arkansas |
| Brad Hays | P | 2007-2008 | Ohio State |
| Braden Hays | P | 2019-2020 | Georgia Southern |
| Craig Hays | P | 1999-2002 | Oregon State |
| German Hays | 3B | 2013-2013 | Miss. Valley St, Southwest Mississippi CC |
| Hunter Hays | IF-OF | 2006-2006 | McNeese State |
| Hunter Hays | IF-C | 2016-2020 | Abilene Christian, Colorado Christian College |
| Scott Hays | P | 2010-2012 | Alabama, Odessa, Concordia University |
| Tyler Hays | P | 2019-2020 | Bowling Green State |
| Tyson Hays | C | 2018-2020 | Illinois State |
| Al Hayward | OF | 2001-2003 | Louisiana-Monroe |
| Buddy Hayward | P | 2018-2019 | Harvard |
| Garrett Hayward | P | 2012-2016 | Duke, Bryant University |
| Nolan Hayward | OF | 2016-2019 | Bryant University, St. Bonaventure |
| Sterling Hayward | H | 2003-2003 | Appalachian State |
| Justin Haywood | C | 2007-2010 | Louisville |
| Stuart Haywood | OF | 2007-2008 | College of Charleston, Gulf Coast CC |
| Jake Hazard | OF | 2016-2018 | UC Irvine |
| Brooks Hazelbaker | P | 2004-2005 | Dayton, Lincoln Trail College, Chipola College |
| Everhett Hazelwood | P | 2018-2020 | Kansas, Palomar College |
| Mason Hazelwood | P | 2018-2020 | Kentucky |
| Will Hazen | P | 2014-2016 | Ark-Little Rock, Jones County Junior College |
| Chuck Hazzard | IF | 1995-1998 | Florida |
| 1512 record(s) |