| Chayce Ka'aua | C-IF | 2015-2018 | Hawaii |
| Noah Kaagan | OF | 2020-2020 | San Diego State |
| Will Kaage | P | 2004-2007 | Centenary College |
| Richard Kabasinskas | OF | 2019-2020 | San Jose State, San Joaquin Delta College |
| Steve Kabatznick | OF | 2003-2006 | Maine |
| Mike Kabel | C | 2001-2002 | Louisiana-Lafayette |
| Brandon Kacer | P | 2013-2016 | Elon |
| Mike Kacergis | C | 2016-2017 | DeSales |
| Andrew Kachel | IF | 2020-2020 | Fresno State |
| Jared Kacso | 3B | 2017-2020 | New Jersey Tech |
| Brad Kaczka | IF-OF | 2013-2015 | Winthrop, Monroe CC |
| Jason Kaczmarak | P | 2002-2004 | Canisius College |
| Mike Kaczmarek | P | 2008-2011 | Kentucky |
| Brad Kaden | OF | 2019-2019 | Delaware |
| Omar Kadir | P | 2006-2007 | Lethbridge CC, Illinois |
| Max Kadish | UT | 2013-2013 | Furman |
| DJ Kaercher | P | 2002-2004 | Jacksonville |
| Luke Kaesmeyer | 3B-SS | 2015-2019 | Gardner-Webb |
| Nick Kafer | IF | 2019-2020 | San Jose State, UC Riverside |
| Matt Kaffel | P | 2000-2001 | Blinn College, Texas, Texas State |
| Mike Kaffel | IF | 2007-2007 | Illinois-Chicago |
| Steve Kaffel | 1B | 2009-2009 | Butler, Lewis |
| Corey Kafka | P | 2013-2016 | Mercer, Middle Georgia, Armstrong Atlantic State |
| Cullen Kafka | P | 2018-2020 | Oregon |
| Benji Kagan | P | 2007-2009 | George Mason |
| Ry Kagan | OF | 2005-2008 | Cornell |
| Greg Kagawa | IF | 2000-2002 | San Francisco |
| Nick Kagel | OF-1B | 2014-2015 | Rider, Mercer County CC |
| Alex Kager | P | 1976-1979 | Oklahoma |
| Koa Kahalehoe | OF | 2006-2009 | Oregon State |
| Clark Kahawaii | C | 2013-2017 | Stephen F. Austin, New Mexico JC |
| Brance Kahle | IF | 2015-2016 | Incarnate Word, Murray State College |
| Cory Kahn | P | 2005-2008 | Hawaii, Sierra College |
| John Kahn | OF | 2006-2009 | Fordham |
| Jonathan Kahn | 1B | 2002-2002 | Northeastern, St. John's |
| Creighton Kahoali | C-P | 2001-2004 | California, Hawaii |
| Evan Kahre | OF | 2018-2020 | Evansville, Olney Central College |
| Chris Kaible | P | 2006-2009 | Fordham |
| Gary Kaible | P | 2001-2005 | Fordham |
| Jeff Kaier | P | 2006-2009 | SUNY - Albany |
| Jon Henry Kail | OF | 2001-2003 | Georgia Tech, East Carolina |
| Ben Kailher | IF | 2020-2020 | Penn State |
| Tyler Kaim | OF | 2017-2017 | Cal State Bakersfield, Folsom Lake |
| Griffin Kain | OF | 2019-2019 | Northern Kentucky |
| Harris Kain | 3B-1B | 2019-2020 | North Alabama |
| Erik Kaiser | P | 2018-2020 | Vanderbilt |
| Greg Kaiser | SS | 2013-2016 | Indiana U.-Purdue U.-FW |
| Jack Kaiser | IF | 2013-2017 | Mississippi, Alvin CC, St. Mary's |
| Matt Kaiser | IF | 2011-2011 | Eastern Illinois |
| Phil Kaiser | IF-P | 2009-2010 | Bradley |
| Tyler Kaiser | 3B-1B | 2014-2017 | Rider |
| Troy Kakugawa | IF | 2014-2018 | Hawaii, Puget Sound |
| Robby Kalaf | P | 2012-2016 | Florida Intl, Manatee-Sarasota |
| Matt Kalafatis | C | 2003-2005 | UC Santa Barbara, Sierra College |
| Kyle Kalaka | C | 2009-2012 | Le Moyne |
| Josh Kalalau | IF | 2010-2011 | Seattle, Treasure Valley CC |
| Timmy Kalantzakos | P | 2020-2020 | Merrimack College |
| Jason Kalber | P | 2012-2013 | Indiana U.-Purdue U.-FW, Cochise College |
| Markus Kalber | IF | 2012-2013 | Indiana U.-Purdue U.-FW, Cochise College |
| Brian Kalczynski | SS | 1996-1998 | Michigan, Henry Ford CC |
| Tim Kalczynski | C-IF | 2006-2009 | Michigan |
| David Kale | OF | 2018-2020 | Holy Cross |
| Kole Kaler | IF | 2018-2020 | Hawaii, South Mountain CC |
| Logan Kaletha | OF | 2015-2019 | Indiana, John A. Logan College |
| Chris Kalica | P | 2012-2015 | Fairfield, St. John's, Schenectady County CC |
| Jack Kalina | IF | 2016-2018 | Nebraska at Omaha |
| Stephen Kalina | 2B-SS | 2016-2017 | Purdue |
| Tanner Kalina | IF | 2011-2013 | Houston Baptist, Angelo State |
| James Kalinowski | P | 2003-2004 | Western Illinois, Indian Hills CC-Centerville |
| Jeff Kalish | 3B | 1970-1971 | New York |
| Matt Kalish | OF | 2002-2004 | Virginia Tech |
| Connor Kalisky | C | 2014-2014 | Incarnate Word |
| Jonathan Kalkau | P | 2005-2009 | Stony Brook |
| Kash Kalkowski | P | 2009-2013 | Nebraska |
| Kevin Kalkwarf | P | 2003-2004 | Army |
| Beau Kallas | 3B | 2013-2014 | Utah Valley U |
| Kevin Kallert | OF | 2005-2008 | Saint Peter's |
| Eric Kallstrom | IF | 2006-2009 | Central Florida |
| Eric Kalman | IF | 2013-2017 | George Washington, Lincoln Memorial |
| Brian Kalmer | IF | 2020-2020 | Arizona State |
| Colton Kalmus | P | 2014-2017 | Kansas State |
| Alex Kalogrides | P | 2007-2010 | San Francisco |
| Chris Kalousdian | IF | 2011-2015 | Manhattan College |
| George Kalousek | P | 2010-2013 | Eastern Illinois |
| David Kaloyanides | OF | 2003-2006 | Sacred Heart |
| Matt Kaltenbach | P | 2002-2005 | Cleveland State |
| Kekoa Kaluhiokalani | P | 2005-2005 | Princeton |
| Steve Kalush | P | 2007-2010 | Santa Clara |
| Brett Kaluza | OF | 2006-2007 | Washington |
| Trey Kamachi | OF | 2014-2017 | Dixie State College |
| Isaac Kamai | P | 2005-2008 | Hawaii, Pacific |
| Austin Kamel | P | 2013-2015 | Brigham Young, Oxnard College, San Diego |
| Sean Kamhoot | OF | 2015-2018 | Navy |
| Tim Kamin | IF | 2005-2008 | Northern Illinois |
| Brandon Kaminer | P | 2018-2020 | LSU, Florida SW |
| Mike Kaminski | P | 2008-2010 | Long Island-Brooklyn, Montclair State |
| Mike Kaminski | OF | 2009-2010 | Virginia Tech, Cuesta College |
| Andrew Kaminsky | P-OF | 2020-2020 | Liberty, North Greenville |
| Ed Kamintzky | P | 2004-2007 | Fairfield |
| Sean Kammerer | C | 2004-2006 | Sacred Heart |
| Harry Kammholz | IF | 2010-2013 | Illinois-Chicago |
| Adam Kammler | C | 2009-2012 | La Salle |
| Eric Kammler | IF | 2010-2011 | La Salle |
| Kaden Kamoe | IF | 2011-2014 | Hawaii, Sierra College, Cal State Monterey Bay |
| Keith Kampe | OF | 2007-2009 | Cincinnati, Oakland |
| Bill Kampen | P | 1980-1982 | Tulane |
| Kole Kampen | P | 2018-2018 | Iowa |
| Johnny Kampes | C | 2019-2020 | Wagner |
| Hunter Kamplain | C | 2018-2019 | Troy, Shelton State CC |
| Nick Kamrada | P | 2016-2019 | Ohio |
| Tyler Kamtz | OF | 2011-2015 | New Mexico, Grand Canyon, Texas Wesleyan |
| Adam Kamuda | C | 2006-2007 | Indiana State, College of DuPage |
| David Kanada | P | 2017-2017 | Houston |
| Nick Kanavas | OF | 2015-2018 | Arizona, Kent State |
| Stefan Kancylarz | IF | 2012-2015 | Saint Joseph's |
| David Kandra | P | 1987-1988 | Butte College, Texas-Pan American |
| Pete Kandybowicz | IF-OF | 2004-2007 | Sacred Heart |
| Tom Kandybowicz | P | 2002-2003 | Villanova |
| Andrew Kane | P | 2016-2020 | Mercer, Rice |
| Jake Kane | 2B | 2012-2014 | Coastal Carolina, Blinn College |
| Jeff Kane | IF | 1998-1999 | Clemson |
| Kyle Kane | OF | 2008-2011 | Mount Saint Mary |
| Matt Kane | C | 2009-2009 | Florida State |
| Michael Kane | OF | 2012-2012 | Northern Illinois, South Suburban College, John A. Logan College |
| Mike Kane | P | 2006-2007 | Southern Illinois |
| Pat Kane | 2B | 2013-2014 | Old Dominion |
| Sean Kane | P | 2002-2005 | Maryland |
| Spencer Kane | P | 2010-2013 | Quinnipiac |
| Steven Kane | P | 2013-2016 | Cypress College, Tennessee |
| Seth Kaneen | P | 2016-2019 | California Baptist |
| Randell Kanemaru | IF-OF | 2015-2018 | Columbia |
| Matthew Kanfer | OF | 2016-2019 | Pepperdine |
| Edward Kang | P | 2015-2019 | Chicago State, Chabot College |
| Blake Kangas | P-3B | 2004-2005 | UW Milwaukee, Madison Area Technical College |
| Karl Kani | IF | 2016-2016 | Washington |
| Ed Kania | P | 2006-2007 | Fairleigh Dickinson |
| Chris Kanios | OF | 2017-2020 | Central Ct State |
| William Kankel | P | 2009-2010 | Houston, Seminole State College |
| James Kannenberg | P | 2013-2016 | San Francisco, Cuesta College |
| Joe Kanode | C | 2001-2002 | Southern Miss |
| Devin Kanorik | P | 2014-2015 | Texas Southern |
| Reese Kanter | OF | 2014-2014 | New Orleans, Glendale CC AZ |
| Logan Kanuik | P | 2013-2014 | Va. Commonwealth, Lackawanna College |
| Shawn Kanwisher | P | 2014-2017 | Manhattan College |
| Barrett Kanyer | P | 2007-2007 | Washington State, Azusa Pacific |
| Sam Kapacinskas | C | 2008-2010 | Northern Illinois, St. Johns River CC |
| Danny Kapala | P | 2018-2020 | Minnesota |
| Dane Kapande | P | 2017-2020 | Louisiana Tech, Hill College, CSU-Pueblo |
| Eugene Kapela | P | 2002-2002 | Fordham |
| Jake Kapers | C | 2019-2020 | Valparaiso |
| Dan Kapica | P | 2006-2007 | New Jersey Tech |
| David Kapka | 2B-SS | 2005-2006 | Wright State |
| Austin Kaplan | IF | 2018-2020 | Radford, Pitt CC, SUNY-Cortland |
| Ben Kaplan | OF | 2011-2011 | Texas |
| Blake Kaplan | P | 2018-2020 | Chicago State |
| Chase Kaplan | P | 2015-2018 | Kansas, Western Nevada CC |
| Kris Kaplan | OF | 2010-2014 | UNLV, Southern Nevada, Dixie State College |
| Leo Kaplan | OF | 2017-2020 | Northwestern |
| Lex Kaplan | OF | 2014-2017 | Tulane |
| Mark Kaplan | P | 2010-2013 | Miss. Valley St |
| Micah Kaplan | OF-1B | 2005-2008 | Princeton |
| Peter Kaplan | P | 2011-2014 | Harvard |
| Sam Kaplan | IF-OF | 2020-2020 | Cornell |
| Scott Kaplan | IF | 2013-2014 | Nevada, Irvine Valley College |
| Max Kaplow | P | 2013-2014 | George Washington |
| Jackson Kaplowitz | IF | 2020-2020 | Xavier |
| Costa Kapothanasis | P | 2007-2010 | Mount Saint Mary |
| Ryan Kapp | OF | 2009-2010 | Rutgers |
| Tyler Kapp | 1B-OF | 2011-2015 | New Jersey Tech |
| Shaun Kapples | P | 2004-2005 | Jacksonville |
| Taylor Kaprive | 3B-OF | 2010-2010 | Wake Forest, Palm Beach Atlantic |
| Chaz Kaps | P | 2015-2015 | Massachusetts-Lowell |
| Chris Kapsales | IF | 2003-2008 | Fairleigh Dickinson, Niagara, Rutgers-Camden |
| Dustin Kapson | IF | 2004-2007 | Bucknell |
| Jared Kapturasky | OF-PF | 2017-2020 | Mercyhurst |
| Justin Kapuscinski | IF | 2020-2020 | Marist |
| Tyler Kapuscinski | IF | 2016-2020 | Marist |
| Nate Karaffa | IF | 2020-2020 | Ohio State |
| Jordan Karcher | OF | 2008-2008 | Florida Intl, Gulf Coast CC |
| Tyler Kardas | P | 2014-2017 | George Mason |
| AJ Karidis | IF | 2007-2007 | Longwood |
| Brendyn Karinchak | P | 2012-2013 | Central Ct State |
| Stephen Karis | C | 2019-2020 | Eastern Michigan |
| Dillon Kark | IF | 2020-2020 | Michigan State |
| Andrew Karkoulas | P-OF | 2002-2006 | New York Tech |
| Matt Karl | P | 2005-2008 | Connecticut |
| Ryan Karl | IF-OF | 2014-2016 | Cornell, Catawba Valley, Hofstra |
| Ian Karlsson | P | 2008-2010 | Wagner |
| Andrew Karmeris | C | 2009-2012 | North Florida |
| Nick Karmeris | P-OF | 2013-2016 | North Florida |
| Paul Karmeris | UT | 2011-2013 | North Florida, Central Florida CC |
| Justin Karn | P | 2005-2009 | Iona College |
| Kaid Karnes | P | 2018-2020 | SIU-Edwardsville, Cowley College |
| Jordan Karnofsky | OF | 2004-2007 | California |
| Max Karnos | P | 2014-2017 | Sacramento State, Western Nevada CC |
| Brad Karns | C | 2005-2007 | South Florida |
| Matt Karo | C | 2015-2018 | Columbia |
| Kamal Karon | P | 2010-2010 | Texas Southern |
| Michael Karow | P | 1996-1997 | Tyler Junior College, Texas-Pan American |
| Nick Karow | C-P | 2007-2010 | Furman |
| Ryan Karp | IF | 2020-2020 | Stony Brook, Molloy College |
| Brian Karpel | P | 2002-2004 | Purdue, Baldwin-Wallace College |
| John Karr | P | 2007-2008 | Penn State |
| Ayden Karraker | IF-OF | 2016-2019 | Liberty, Lamar CC |
| Bryan Karraker | OF | 2011-2012 | New Mexico State, Central Arizona College |
| Mitch Karraker | C | 2009-2011 | Oregon, Fresno City College |
| Rudy Karre | OF-IF | 2016-2019 | Kansas |
| Jared Karros | P | 2020-2020 | UCLA |
| Gabe Karslo | P | 2019-2020 | Fordham |
| Jake Karst | C | 2017-2020 | Arkansas State, Johnson County CC |
| Charlie Karstedt | OF | 2007-2010 | University at Buffalo |
| Eric Kartman | P | 2011-2012 | Indiana |
| Greg Karwaski | P | 2008-2008 | Brown |
| Steve Karwatt | 3B | 2006-2009 | Mercer |
| Lucas Karz | 1B | 2017-2020 | Erskine College, Oakton CC |
| Mark Kasabuski | P | 2003-2003 | Rhode Island |
| Dale Kasel | OF | 2002-2005 | Air Force |
| Derck Kasel | IF | 2000-2003 | Air Force |
| Josh Kasevich | P-IF | 2020-2020 | Oregon |
| Danny Kash | IF | 2005-2006 | Central Florida |
| Chris Kashangaki | OF | 2010-2013 | Coppin State College |
| Eli Kashi | SS-2B | 2014-2017 | George Washington |
| John Kashmanian | P | 2010-2010 | Rhode Island |
| Justin Kashner | P | 2002-2005 | Army |
| Austin Kasick | P | 2020-2020 | Tennessee-Martin |
| Scott Kaskie | OF | 2007-2008 | Western Kentucky, Iowa Western CC |
| Matthew Kaskow | OF | 2012-2014 | Wofford |
| Kody Kasper | P | 2010-2013 | Niagara |
| Kyle Kasper | P | 2007-2008 | Utah Valley U, Taft College |
| Riley Kasper | P | 2018-2020 | UC Irvine, Saddleback College |
| Derek Kasperzyk | OF | 2017-2020 | Quinnipiac |
| John Kassebaum | P | 2007-2010 | Iona College |
| Travis Kassebaum | OF | 2004-2005 | Sacramento State, Bellevue CC |
| Jeff Kasser | P | 2003-2006 | Middle Tenn State |
| Matt Kasser | P | 2003-2006 | Washington |
| TJ Kassner | IF | 2017-2019 | Our Lady, Northwestern Oklahoma State |
| Daniel Kassouf | IF | 2011-2012 | Appalachian State, Belmont Abbey College |
| Brett Kasten | IF | 2002-2003 | Western Carolina |
| Dug Kasting | OF | 2003-2003 | Army |
| Hunter Kasuls | IF | 2016-2019 | Louisiana-Lafayette |
| Chase Katafias | OF | 2020-2020 | Belmont |
| Jake Kates | UT | 2020-2020 | Western Kentucky, Gulf Coast CC |
| Mike Kathan | IF | 2011-2014 | San Francisco, College of San Mateo |
| Matt Katich | C | 2008-2008 | Notre Dame |
| Jeff Katlen | OF-P | 2001-2005 | Cleveland State |
| Kobe Kato | IF | 2019-2020 | Arizona |
| James Katsiroubas | IF | 2009-2013 | Vermont, Massachusetts-Lowell |
| Danny Katz | P | 2016-2019 | Northwestern |
| Jacob Katzfey | OF | 2017-2020 | Wichita State |
| Kenny Katzman | OF | 2013-2013 | Air Force |
| Connor Kaucic | P | 2015-2017 | Valparaiso, New Orleans, Seminole Florida |
| Cody Kauffman | SS | 2007-2010 | Massachusetts, Franklin Pierce University |
| Jared Kauffman | IF | 2018-2020 | Eastern Michigan |
| Karl Kauffmann | P | 2017-2019 | Michigan |
| Brian Kaufman | OF | 2005-2008 | Cornell |
| Jake Kaufman | OF-P | 2017-2020 | Louisiana-Monroe, Southern Union State CC, Flagler College |
| Kyle Kaufman | C | 2017-2019 | Alabama, Paris Junior College, West Texas A&M |
| Michael Kaufman | P | 2003-2006 | Davidson College |
| Mike Kaufman | P | 2012-2014 | Binghamton |
| Regan Kaufman | IF | 2013-2017 | Northwestern State |
| Taylor Kaufman | P-OF | 2012-2015 | Iowa |
| Teddy Kaufman | P | 2007-2010 | Miami, South Florida |
| Connor Kaufmann | P | 2011-2014 | Cornell |
| Daniel Kaufmann | C | 2008-2009 | Memphis, Middle Georgia, Armstrong Atlantic State |
| Bryson Kauhaahaa | P | 2012-2015 | William and Mary, Cypress College |
| Coby Kauhaahaa | IF | 2016-2018 | Cal State Fullerton, Orange Coast College |
| Jacob Kaup | IF-P | 2007-2008 | Nevada, Alvin CC |
| Steve Kaupang | 1B | 2008-2010 | San Diego, Cypress College, Oregon |
| Kris Kauppila | IF | 2009-2012 | Portland |
| Brett Kauten | OF | 2012-2014 | Kansas State, Spring Arbor University, Lubbock Christian University |
| Curt Kautsch | P | 1998-1998 | Texas, Galveston College |
| Mitchell Kauweloa | OF | 2009-2012 | Southern Utah |
| Jake Kauzlarich | C-OF | 2003-2005 | Kansas |
| Niko Kavadas | IF-OF | 2018-2020 | Notre Dame |
| Joe Kavanagh | 3B | 2008-2010 | Mount Saint Mary |
| Kengo Kawahara | OF | 2015-2018 | Maryland, Franklin & Marshall College |
| Brendan Kawaja | P | 2017-2017 | Loyola Marymount |
| Ryan Kawano | IF | 2017-2020 | Loyola Marymount |
| Derek Kawlewski | P | 2013-2017 | Rhode Island, Indian Hills CC-Centerville, UW Stevens Point |
| Cory Kay | C | 2012-2015 | Houston, Harper College, Missouri State |
| Gunnar Kay | P | 2016-2019 | Dallas Baptist, Jefferson College, Illinois at Springfield |
| Jesse Kay | C | 2013-2016 | California |
| Landon Kay | OF-P | 2015-2018 | Furman |
| Michael Kay | P | 2020-2020 | Erskine College |
| Theron Kay | OF | 2015-2019 | Baylor, Cal State Northridge |
| Tyler Kay | OF | 2004-2005 | Utah, Salt Lake CC, Snow College |
| Dave Kaye | P | 2008-2011 | Pittsburgh |
| Joe Kaye | P | 2005-2007 | Duquesne |
| John Kaye | OF | 2000-2003 | Vanderbilt, Rice |
| Trevor Kaylid | P | 2004-2008 | James Madison |
| Olumide Kayode | H | 2004-2004 | Alabama A&M |
| Zach Kayser | P | 2013-2014 | Indiana U.-Purdue U.-FW, Western Oregon |
| Mike Kazakoff | P | 2009-2012 | Air Force |
| Dan Kazell | P | 2007-2008 | Northern Colorado, Mesa CC |
| Mike Kazlausky | COACH | 1988-1991 | Air Force |
| Mike Kazley | P | 2010-2013 | Cornell |
| George Kazmarek | OF-1B | 1967-1968 | Maryland |
| 297 record(s) |