| Koby Claborn | IF | 2016-2019 | Abilene Christian, Odessa |
| Jack Claeys | C | 2015-2018 | Northwestern |
| Adam Claire | IF | 2010-2013 | Bryant University |
| Conor Clancey | IF | 2014-2015 | Wofford, Paradise Valley, Arizona |
| Evan Clancy | IF | 2003-2003 | Monmouth |
| Jim Clancy | P | 2007-2011 | Eastern Kentucky |
| Sean Clancy | P | 2003-2005 | Kansas State, Lamar CC |
| Tyler Clancy | P | 2015-2016 | Louisiana Tech, Gateway CC |
| Blake Clanton | OF | 2015-2018 | Washington State, Western Oklahoma State College |
| Owen Clanton | 1B | 2003-2004 | McNeese State |
| Will Clapp | C | 2004-2004 | Stetson |
| Malcolm Clapsaddle | P | 2010-2013 | Georgia, Santa Fe CC, High Point |
| Caylen Clardy | IF-OF | 2014-2016 | Oregon State, College of The Siskiyous, George Fox |
| Jonathan Clarence | P | 2008-2008 | Louisville |
| Chadd Clarey | P | 1999-2000 | Des Moines Area CC, Minnesota |
| Adam Clark | P | 2011-2012 | Eastern Illinois, Lincoln Trail College |
| AJ Clark | P | 2008-2008 | USC-Upstate, Georgia Southern |
| Alan Clark | P | 2000-2002 | Florida Intl |
| Arnez Clark | P | 2005-2005 | Savannah State |
| Austin Clark | P | 2013-2016 | La Salle, San Jacinto, Towson |
| Ben Clark | P | 2012-2015 | North Dakota |
| Bobby Clark | OF | 2013-2013 | SE Missouri State |
| Brandon Clark | C | 2010-2013 | New Orleans, Villanova, Northeast Texas CC |
| Brandon Clark | O | 2014-2014 | Incarnate Word |
| Brendan Clark | IF | 2017-2017 | Towson |
| Brett Clark | C | 2007-2007 | Creighton |
| Brett Clark | SS-2B | 2001-2002 | Cincinnati, Sacramento City College |
| Brett Clark | C-OF | 2010-2011 | Indiana U.-Purdue U.-FW, South Suburban College |
| Brian Clark | C | 2006-2008 | Alabama |
| Burt Clark | P | 2001-2004 | Central Florida |
| Cam Clark | p | 2019-2019 | Towson |
| Chad Clark | P | 2003-2003 | UNC-Greensboro |
| Chad Clark | IF | 2003-2006 | Northern Colorado |
| Chad Clark | IF | 2012-2014 | Indiana |
| Chris Clark | C | 2001-2004 | Eastern Kentucky |
| Chris Clark | P | 2004-2005 | Wofford, Cleveland State CC |
| Chris Clark | P | 2015-2019 | Florida A&M, Tallahassee CC |
| Clint Clark | C | 2012-2012 | Georgia Southern |
| Colin Clark | P | 2018-2019 | Youngstown State |
| Connell Clark | OF | 2000-2002 | Massachusetts |
| Connor Clark | IF | 2014-2018 | UNLV |
| Connor Clark | P | 2018-2019 | Stony Brook |
| Dallas Clark | OF | 2015-2018 | Rider |
| Dan Clark | C | 2003-2004 | Villanova |
| Daniel Clark | P | 2005-2006 | Northwestern State |
| Daniel Clark | P | 2008-2011 | Richmond |
| Drew Clark | C | 2006-2009 | Bethune-Cookman |
| Dustin Clark | P | 2003-2004 | University at Buffalo, Jefferson CC |
| Dylan Clark | P | 2010-2013 | Elon |
| Gerald Clark | OF | 2002-2003 | Tulane |
| Harry Clark | C | 2010-2013 | Alabama-Birmingham |
| Hunter Clark | P | 2016-2018 | Eastern Illinois |
| Jake Clark | IF | 2012-2014 | Delaware, Cypress College |
| Jake Clark | 3B | 2015-2016 | Army |
| Jamal Clark | P | 2012-2015 | NC A&T State |
| John Clark | 2B | 1994-1995 | Jacksonville State |
| Jonathan Clark | P | 2019-2019 | San Jose State |
| Josh Clark | P | 1999-2002 | Western Michigan |
| Josh Clark | OF-IF | 2013-2016 | Valparaiso, Riverside CC |
| Justin Clark | P | 2008-2008 | Arkansas-Pine Bluff |
| Kaleb Clark | P | 2013-2013 | Allen County CC, Missouri Southern State University |
| Kellen Clark | OF | 2005-2005 | Southern, Southern Union State CC |
| Kelvin Clark | OF | 2010-2011 | Florida Southern, Manatee-Sarasota, Lake City CC |
| Kevin Clark | P | 2009-2010 | UMD-Baltimore Cty, Catonsville CC |
| Kramer Clark | SS-2B | 2009-2012 | Gardner-Webb, Brevard College |
| Kyle Clark | P | 2010-2013 | Michigan |
| Lee Clark | OF | 2015-2018 | Nicholls State, Shelton State CC |
| Logan Clark | P | 2016-2018 | Central Arkansas |
| Malik Clark | C | 2011-2011 | NC A&T State |
| Mat Clark | P | 2018-2019 | Clemson |
| Matt Clark | P | 2002-2002 | Illinois State |
| Matt Clark | P | 2005-2009 | Morehead State |
| Matt Clark | P | 2005-2008 | Centenary College |
| Max Clark | P | 2016-2019 | Creighton, Embry-Riddle |
| Michael Clark | P | 2016-2019 | Cal Poly |
| Myron Clark | OF-3B | 2004-2008 | Alabama A&M |
| Nate Clark | IF | 2006-2007 | Virginia Tech |
| Nicholas Clark | P | 2005-2005 | UC Riverside |
| Noah Clark | P | 2016-2019 | Georgetown |
| Noel Clark | P | 2003-2003 | Oregon State, Portland |
| Philip Clark | OF | 2009-2013 | East Carolina |
| Phillip Clark | IF | 2013-2015 | New Mexico State, San Joaquin Delta College |
| Preston Clark | C | 2006-2009 | Texas |
| Ricky Clark | IF | 2007-2010 | Central Michigan |
| Russell Clark | C | 2013-2015 | Cincinnati |
| Russell Clark | P | 2013-2013 | Campbell |
| Ryan Clark | IF | 2004-2004 | Georgia State |
| Ryan Clark | C | 2009-2012 | Penn State |
| Ryan Clark | OF | 2011-2011 | New Mexico State, Northeastern Oklahoma A&M College |
| Ryan Clark | IF | 2013-2016 | UC Santa Barbara |
| Sam Clark | OF | 2003-2004 | Alabama-Birmingham, Gadsden State CC |
| Sam Clark | 3B | 2014-2017 | Bucknell |
| Scott Clark | P | 2003-2006 | Appalachian State |
| Sean Clark | P | 2006-2006 | Clemson, Chandler-Gilbert CC |
| Seth Clark | P | 2019-2019 | Georgia State |
| Tevelle Clark | P | 2015-2016 | NC A&T State, Chipola College |
| Tim Clark | P | 2010-2013 | Cleveland State, Northern Kentucky |
| Travis Clark | UT | 2010-2013 | Bucknell |
| Tyler Clark | OF | 2015-2018 | Houston Baptist, Saddleback College |
| Zach Clark | IF | 2007-2009 | Memphis |
| Andrew Clarke | P | 2007-2010 | Bucknell |
| Bret Clarke | P | 2016-2019 | Stony Brook |
| Bruce Clarke | P-OF | 1971-1971 | Rhode Island |
| Cody Clarke | IF | 2013-2017 | La Salle, Cisco Junior College, Texas A&M-Corpus Christi, Stony Brook |
| Denzel Clarke | OF | 2019-2019 | Cal State Northridge |
| Hunter Clarke | P | 2007-2008 | South Alabama |
| Jamal Clarke | OF | 2013-2017 | St. John's, Harford CC, Elon |
| Jeff Clarke | IF | 2015-2015 | Abilene Christian |
| Jermaine Clarke | IF | 2004-2005 | Alcorn State |
| Jim Clarke | P | 2001-2002 | Central Ct State |
| Kevin Clarke | P | 2007-2011 | Texas-San Antonio |
| Lewi Clarke | OF | 2019-2019 | Manhattan College |
| Lucas Clarke | P | 2013-2016 | UNC Asheville |
| Tom Clarke | OF | 2007-2011 | Rider, Rutgers-Camden |
| Tristan Clarke | OF | 2015-2018 | Eastern Oklahoma State College, New Orleans, Tennessee Wesleyan College |
| Wes Clarke | C | 2019-2020 | South Carolina |
| Matt Clarkin | P | 2019-2019 | Holy Cross |
| Jarred Clarkson | OF | 2010-2010 | Louisville |
| Leiff Clarkson | IF | 2014-2017 | Western Kentucky |
| Mike Clarkson | P | 2012-2016 | South Florida |
| TJ Clarkson | P | 2009-2012 | The Citadel |
| Trey Clarkson | P | 2020-2020 | Utah |
| Chris Clary | OF | 2016-2019 | Gardner-Webb |
| Kyle Clary | IF | 2014-2017 | NC A&T State |
| Reid Clary | C | 2013-2015 | South Dakota State, Illinois at Springfield |
| Joey Class | OF-IF | 2003-2003 | Delaware, Cecil College, Wilmington University |
| Clark Clatchey | OF | 2016-2017 | Towson |
| Shane Clatterbuck | P | 2003-2004 | UNLV, Southern Nevada |
| Ian Claudio | IF | 2017-2018 | Bethune-Cookman |
| Bryant Claunch | P | 2019-2019 | North Alabama |
| Troy Claunch | C | 2018-2020 | Oregon State |
| Chad Claus | C | 2008-2009 | UNLV |
| Kevin Clausen | P | 2001-2004 | Portland, San Diego, Palomar College |
| Tony Clausen | P-OF | 2005-2008 | Michigan State |
| Trevor Clausen | P | 2008-2011 | San Diego State, UNLV, Southern Nevada |
| Zach Clausing | P | 2009-2009 | Utah |
| Andrew Clauson | P | 2007-2008 | Stanford |
| Dan Clauson | IF | 2007-2008 | Lehigh |
| Miles Clauss | P | 2006-2006 | Texas |
| Wesley Clawson | P | 2018-2019 | San Jose State |
| Dominick Claxton | OF | 2017-2020 | Old Dominion, Ferrum College |
| Andy Clay | OF | 2002-2006 | UC Riverside |
| Austin Clay | P | 2011-2014 | Western Kentucky |
| Thomas Clay | OF | 2013-2015 | Houston Baptist, Iowa Western CC |
| Tyrese Clayborne | IF | 2018-2019 | Lamar, North Central Texas College, Texas Southern |
| Jeff Claybrook | P | 2003-2005 | Missouri State |
| Sam Claycamp | IF | 2016-2019 | Dayton, Franklin College |
| Stephen Claypool | IF | 2010-2013 | Ball State, Grand Valley State |
| Ben Clayton | P | 2000-2002 | Wake Forest, San Francisco State |
| Bill Clayton | P | 2001-2005 | Southern Illinois |
| Blake Clayton | P | 2013-2013 | Central Arkansas |
| C.A. Clayton | IF | 2010-2011 | UNC Asheville |
| Chris Clayton | C | 2015-2019 | College of Charleston, Chipola College, Louisiana Tech |
| Cyle Clayton | P | 2018-2019 | Nicholls State |
| James Clayton | 1B | 2005-2009 | SE Missouri State, Bradley |
| John Clayton | P | 2017-2019 | SUNY - Albany |
| Jordan Clayton | P | 2018-2018 | Prairie View A&M, Oklahoma Christian |
| Ken Clayton | P | 2002-2002 | Auburn |
| Kenny Clayton | P | 2005-2005 | Louisiana-Monroe |
| Kyle Clayton | P | 2007-2010 | Kennesaw State |
| Logan Clayton | P-IF | 2019-2019 | North Florida |
| Matt Clayton | C | 2019-2019 | Nevada |
| Michael Clayton | P | 2006-2006 | Florida Intl, Freed-Hardeman |
| Nick Clayton | --- | 2020-2020 | Clemson |
| Zach Clayton | IF-OF | 2018-2019 | Oregon State |
| Adam Clear | IF | 2009-2012 | San Francisco |
| Jake Clear | P | 2010-2011 | Xavier |
| Justin Clear | IF | 2002-2005 | East Tennessee State |
| Ryan Clear | P | 2006-2006 | UNC-Greensboro, Orange Coast College, Chapman |
| Andrew Cleary | C | 2002-2005 | Georgetown, Stanford |
| Chase Cleary | P | 2015-2015 | Northern Colorado, Mid-Plains CC-McCook Campus |
| Colton Cleary | P | 2013-2017 | Cincinnati, Kentucky |
| Michael Cleary | OF | 2018-2019 | Dayton |
| Quinn Cleary | P | 2019-2019 | Yale |
| John Cleaveland | C-OF | 2006-2007 | Charleston Southern, Texas-Arlington, Navarro College |
| Mac Cleaveland | P | 2012-2012 | Stephen F. Austin |
| Colbey Cleckler | OF | 2008-2008 | South Alabama |
| Nick Cleckler | OF | 2004-2007 | Lipscomb, Jacksonville State |
| Nolan Clegg | OF | 2019-2020 | Ohio State |
| Brent Cleland | P-OF | 2014-2017 | University at Buffalo |
| John Clem | IF | 2001-2002 | Southern Illinois, Danville Area CC |
| Andrew Clemen | P | 2013-2016 | South Dakota State |
| Andrew Clemens | OF | 2000-2004 | Temple |
| Dane Clemens | P | 2009-2011 | Boston College |
| Andrew Clement | SS-2B | 2006-2009 | Austin Peay |
| Brad Clement | IF | 2010-2013 | Kansas State, Northern Kentucky |
| Corey Clement | IF | 2019-2019 | Florida Gulf Coast |
| Denny Clement | P | 2009-2014 | Texas A&M, Oral Roberts |
| Josh Clement | C-IF | 2004-2005 | Nicholls State |
| Kyle Clement | OF | 2013-2016 | Louisiana-Lafayette, Miss Gulf Coast |
| Lou Clemente | OF | 2013-2014 | Rutgers, Brookdale CC |
| Weston Clemente | P | 2015-2018 | Florida Atlantic |
| Dominic Clementi | OF | 2017-2020 | Michigan |
| Matt Clementoni | P | 2017-2018 | Saint Peter's, Roanoke College |
| Chris Clements | P | 2015-2019 | UC Santa Barbara, Portland |
| Jamelle Clements | P-1B | 2009-2010 | Louisiana Tech |
| James Clements | IF | 2013-2016 | Georgia State |
| Jared Clements | 1B-OF | 2001-2004 | Baylor |
| Jon Clements | P | 2004-2007 | Jacksonville State |
| Luke Clements | OF | 2009-2013 | Houston Baptist, Wharton County Junior College |
| Michael Clements | C | 2000-2002 | Baylor, Alabama, Navarro College |
| Michael Clements | OF | 2005-2005 | Troy, Southwest Mississippi CC |
| Reid Clements | P | 2014-2017 | Middle Tenn State |
| Taylor Clements | IF | 2010-2010 | Arkansas State, Butte College |
| Austin Clemons | C-3B | 2016-2016 | Louisville |
| Cade Clemons | IF | 2020-2020 | Wichita State |
| Joshua Clemons | UT | 2006-2009 | Alabama State |
| Sam Clemons | H | 2002-2002 | Western Illinois |
| Josh Clendenin | C | 2005-2008 | College of Charleston, Stetson, Northwest Florida State College |
| Bobby Clester | C | 2002-2002 | Western Carolina |
| Kevin Clethan | OF | 2004-2006 | Florida A&M |
| Andrew Cleveland | C | 2012-2012 | Clemson |
| Blake Cleveland | C | 2016-2019 | Central Michigan |
| Brett Cleveland | P | 2003-2006 | Mississippi State |
| Chance Cleveland | P | 2012-2013 | Ark-Little Rock, Crowder, Mineral Area College |
| Charles Cleveland | 3B | 2005-2008 | Florida State, South Florida |
| Cole Cleveland | 1B | 2011-2013 | Morehead State, Labette CC |
| Justin Cleveland | P | 2002-2003 | Texas Tech |
| Kory Cleveland | P | 2009-2010 | Lamar, Panola College |
| Ryan Cleveland | 1B | 2014-2017 | Georgia Southern |
| Walker Cleveland | P | 2019-2019 | Michigan |
| Zach Cleveland | P | 2010-2011 | New Mexico, Central Arizona College, Metro State |
| Zach Clevenger | P | 2018-2019 | Massachusetts |
| Dustin Cliburn | IF | 2002-2003 | Mississippi, Meridian CC |
| Bobby Cliche | P | 2019-2019 | Maine |
| Craig Click | 3B-OF | 2003-2004 | San Francisco, Fresno City College |
| Brian Clifford | OF | 2004-2007 | Niagara |
| Dan Clifford | 1B-P | 2006-2007 | Canisius College |
| Mike Clifford | C | 2005-2006 | Delaware |
| Tanner Clifford | P | 2016-2016 | Rider |
| Blake Clift | P | 2016-2017 | High Point, Frostburg State |
| Gary Clift | P | 2018-2019 | Eastern Michigan, Youngstown State |
| Anthony Clifton | OF | 2007-2010 | Grambling State |
| JP Clifton | P | 2012-2012 | Northwestern State, Angelina College |
| Travis Clifton | P | 2010-2010 | North Dakota, Hartnell College |
| Cam Climo | OF | 2017-2019 | Massachusetts-Lowell |
| Jon Clinard | SS-2B | 2009-2012 | Austin Peay |
| Ryan Clinch | C-OF | 2015-2018 | East Carolina, UNC-Greensboro, Brunswick CC |
| Adam Cline | P | 2013-2016 | Columbia |
| Austin Cline | P | 2016-2018 | Dayton, Wright State |
| David Cline | OF | 2003-2006 | Pittsburgh |
| Jeff Cline | P | 2012-2012 | Missouri, Maple Woods CC |
| Matt Cline | C | 2018-2018 | The Citadel |
| Michael Cline | OF | 2003-2004 | Birmingham-Southern College |
| Samuel Cline | P | 2008-2009 | Jackson State |
| Scott Cline | OF | 2006-2008 | Central Arkansas, Arkansas-Fort Smith |
| Steve Cline | P | 2003-2006 | Penn State |
| Jonathan Clines | P-1B | 2017-2019 | Va Military Inst. |
| Paul Clingan | C | 2010-2011 | Washington State |
| Matt Clingersmith | P | 2004-2005 | Canisius College, Erie CC |
| Josh Clinkenbeard | IF | 2002-2003 | Butler |
| Kurtis Clinton | 1B | 2001-2004 | West Virginia |
| Kyle Clinton | P | 2001-2002 | Air Force |
| Zach Clinton | P | 2015-2018 | Liberty |
| Jay Clites | P | 2005-2008 | Valparaiso |
| Ross Clites | P | 2006-2008 | Kent State |
| Adam Cloar | P | 2004-2006 | Tennessee Tech |
| Dereck Cloeren | P | 2005-2008 | Houston, Northwestern State |
| Travis Cloney | OF | 2016-2017 | Holy Cross |
| Brian Cloninger | P | 2002-2002 | University at Buffalo |
| Chris Cloninger | P | 1999-2002 | UNC-Greensboro |
| Dylan Cloonan | OF-P | 2018-2019 | Miami |
| Yasser Clor | P | 2009-2009 | California |
| Josh Close | OF | 2015-2016 | Liberty |
| Tom Close | P | 2005-2008 | Marist |
| Oliver Closner | C | 2018-2019 | Texas-Pan American |
| Jake Clouatre | OF | 2013-2014 | Northwestern State |
| Jeremy Cloud | P | 2007-2009 | Central Arkansas, North Central Texas College |
| Ethan Clough | P | 2019-2019 | Long Beach State |
| Garin Clough | C | 2000-2002 | Vermont |
| Conor Clougherty | C | 2002-2004 | NC State |
| Tim Clouse | IF | 2001-2003 | Eastern Michigan |
| Turner Clouse | OF | 2013-2016 | USC |
| Zander Clouse | P | 2014-2017 | Liberty, Bellevue CC |
| Dalton Clouser | 2B | 2017-2017 | Mount Saint Mary |
| Kevin Clouser | SCOUT | 1997-1997 | Kent State, Walla Walla CC |
| Michael Clouthier | P | 2013-2013 | Boston College |
| Tommy Clouthier | IF | 2013-2015 | Creighton |
| Mike Cloutier | OF | 1988-1989 | Detroit Mercy |
| Andrew Clow | C | 2012-2015 | Mount Saint Mary |
| Casey Cloward | C | 2003-2005 | Brigham Young |
| Ben Clowe | C | 2008-2011 | Stanford |
| Caleb Clowers | IF | 2010-2012 | Louisiana-Monroe, LSU-Eunice |
| Carson Clowers | IF | 2019-2019 | Stephen F. Austin |
| Connor Cloyd | OF | 2013-2016 | Mississippi, Tacoma CC |
| Britt Clubb | C | 2002-2005 | Tennessee Tech |
| Ryan Clubb | P | 2009-2012 | Missouri |
| Jonathan Cluff | OF | 2007-2010 | Brigham Young |
| David Clutter | C | 2004-2005 | Appalachian State, Young Harris College, Northern Kentucky |
| Alex Clyde | IF | 2019-2019 | Seton Hall |
| Garrett Clyde | P | 2008-2008 | San Jacinto, Texas |
| Grant Clyde | IF-OF | 2012-2013 | NC State, Angelina College |
| Sam Clyde | IF-OF | 2005-2008 | Cleveland State |
| Clint Clymer | P | 2015-2016 | Bethune-Cookman, Southern Wesleyan University |
| Patrick Clyne | P | 2017-2019 | Long Island-Brooklyn |
| Blake Clynes | P | 2016-2019 | Murray State |
| 296 record(s) |