MLB Players with Last Names Starting with "K"
| Player | Pos | Height / Weight | Birth Date (Age) | College |
|---|---|---|---|---|
| Chris Kachmar CHC | RP | 6' 3" / 180 lbs | Sep 3, 1996 (27) | Lipscomb |
| Micah Kaczor | SP | 6' 1" / 205 lbs | May 21, 1997 (26) | East Tennessee State |
| Mike Kaelin | - | - / - | - | None |
| Nick Kahle MIL | C | 5' 8" / 210 lbs | Feb 28, 1998 (26) | Washington |
| Tommy Kahnle NYY | RP | 6' 1" / 230 lbs | Aug 7, 1989 (34) | Lynn (FL) |
| Connor Kaiser COL | SS | 6' 3" / 195 lbs | Nov 20, 1996 (27) | Vanderbilt |
| Kasey Kalich KC | RP | 6' 3" / 220 lbs | Apr 25, 1998 (25) | Texas A&M |
| Jake Kalish | SP | 6' 2" / 210 lbs | Jul 9, 1991 (32) | George Mason |
| Brian Kalmer CHC | 3B | 6' 2" / 215 lbs | Aug 17, 2000 (23) | Gonzaga |
| Jace Kaminska COL | SP | 6' 2" / 235 lbs | Dec 9, 2001 (22) | Nebraska |
| Rob Kaminsky | RP | 5' 11" / 200 lbs | Sep 2, 1994 (29) | None |
| Justin Kamplain NYY | SP | 6' 0" / 175 lbs | Feb 13, 1993 (31) | Alabama |
| Mikey Kane CHW | SS | 6' 3" / 195 lbs | Jul 11, 2001 (22) | Oregon State |
| Jung Ho Kang | SS | 6' 0" / 205 lbs | Apr 5, 1987 (37) | - |
| Yu-Chieh Kao | C | 6' 0" / 194 lbs | - | - |
| Scott Kapers TEX | C | 5' 11" / 198 lbs | Nov 27, 1996 (27) | Valparaiso |
| Gabe Kapler | RF | - / - | Jul 31, 1975 (48) | - |
| James Kaprielian | SP | 6' 3" / 225 lbs | Mar 2, 1994 (30) | UCLA |
| Nathan Karaffa PHI | RP | 6' 1" / 200 lbs | Jan 4, 2001 (23) | Ohio State |
| Ricky Karcher ARI | RP | 6' 4" / 230 lbs | Sep 18, 1997 (26) | Walter State CC (TN) |
| James Karinchak CLE | RP | 6' 3" / 215 lbs | Sep 22, 1995 (28) | Bryant |
| Nate Karns | SP | 6' 3" / 225 lbs | Nov 25, 1987 (36) | Texas Tech |
| Braedon Karpathios SD | LF | 6' 1" / 186 lbs | Jun 19, 2003 (20) | Harford CC (MD) |
| Kyle Karros COL | 3B | 6' 5" / 220 lbs | Jul 26, 2002 (21) | UCLA |
| Kyle Karros COL | 3B | 6' 5" / 220 lbs | Jul 26, 2002 (21) | UCLA |
| Jared Karros LAD | SP | 6' 7" / 195 lbs | Nov 16, 2000 (23) | UCLA |
| Josh Kasevich TOR | SS | 6' 2" / 200 lbs | Jan 17, 2001 (23) | Oregon |
| Marshall Kasowski LAD | RP | 6' 3" / 215 lbs | Mar 10, 1995 (29) | West Texas A&M |
| Kyle Kasser | 2B | 5' 10" / 191 lbs | Oct 12, 1995 (28) | Oregon |
| Wes Kath CHW | 3B | 6' 3" / 200 lbs | Aug 3, 2002 (21) | None |
| Kobe Kato HOU | 2B | 6' 1" / 170 lbs | Mar 19, 1999 (25) | Arizona |
| Gosuke Katoh | 2B | 6' 2" / 195 lbs | Oct 8, 1994 (29) | None |
| Alex Katz | RP | 5' 11" / 195 lbs | Oct 12, 1994 (29) | St. John's (NY) |
| Karl Kauffmann COL | SP | 6' 2" / 200 lbs | Aug 15, 1997 (26) | Michigan |
| Niko Kavadas BOS | 1B | 6' 1" / 235 lbs | Oct 27, 1998 (25) | Notre Dame |
| Anthony Kay | SP | 6' 0" / 225 lbs | Mar 21, 1995 (29) | Connecticut |
| Grant Kay | 3B | 6' 0" / 185 lbs | May 29, 1993 (30) | Louisville |
| C.J. Kayfus CLE | 1B | 5' 11" / 192 lbs | Oct 28, 2001 (22) | Miami (FL) |
| Sean Kazmar Jr. | SS | 5' 9" / 180 lbs | Aug 5, 1984 (39) | CC of Southern Nevada |
| Scott Kazmir | SP | 6' 0" / 185 lbs | Jan 24, 1984 (40) | None |
| Sean Kealey | RP | 6' 7" / 225 lbs | Oct 15, 1997 (26) | Allegheny College |
| Chris Kean NYY | P | 6' 5" / 210 lbs | Jun 12, 2002 (21) | Louisiana-Monroe |
| Sebastian Keane NYY | RP | 6' 3" / 187 lbs | Nov 2, 2000 (23) | Northeastern |
| Isaiah Kearns BAL | SP | 6' 2" / 235 lbs | Nov 19, 1997 (26) | Pittsburgh-Johnstown (PA) |
| Luke Keaschall MIN | SS | 6' 1" / 190 lbs | Aug 15, 2002 (21) | Arizona State |
| Sam Keating SD | P | 6' 3" / 190 lbs | Aug 31, 1998 (25) | None |
| Matt Keating NYY | RP | 6' 1" / 215 lbs | Dec 8, 2000 (23) | Southern California |
| Andrew Keck ATL | C | 6' 3" / 225 lbs | Sep 12, 1999 (24) | Southeast Missouri State |
| Dominic Keegan TB | C | 6' 0" / 210 lbs | Aug 1, 2000 (23) | Vanderbilt |
| Tyler Keenan TOR | 3B | 6' 4" / 240 lbs | Feb 27, 1999 (25) | Mississippi |
| Seth Keener CHW | SP | 6' 2" / 195 lbs | Oct 4, 2001 (22) | Wake Forest |
| DaShawn Keirsey Jr. MIN | CF | 6' 0" / 195 lbs | May 13, 1997 (26) | Utah |
| Colt Keith DET | 2B | 6' 2" / 211 lbs | Aug 14, 2001 (22) | None |
| Damon Keith LAD | RF | 6' 3" / 195 lbs | May 28, 2000 (23) | California Baptist |
| Keone Kela | RP | 6' 1" / 220 lbs | Apr 16, 1993 (31) | Everett CC (WA) |
| Jarred Kelenic ATL | LF | 6' 1" / 206 lbs | Jul 16, 1999 (24) | None |
| Brad Keller CHW | SP | 6' 5" / 255 lbs | Jul 27, 1995 (28) | None |
| Mitch Keller PIT | SP | 6' 3" / 220 lbs | Apr 4, 1996 (28) | None |
| Brian Keller | SP | 6' 3" / 210 lbs | Jun 21, 1994 (29) | Wisconsin-Milwaukee |
| Kyle Keller | RP | 6' 4" / 205 lbs | Apr 28, 1993 (30) | Southeastern Louisiana |
| Alec Keller | LF | - / - | May 13, 1992 (31) | None |
| Seth Keller ATL | SP | 5' 10" / 180 lbs | May 26, 2004 (19) | None |
| Shawn Kelley | RP | 6' 2" / 237 lbs | Apr 26, 1984 (39) | Austin Peay |
| Christian Kelley | C | 5' 10" / 190 lbs | Sep 23, 1993 (30) | Cal Poly Pomona |
| Trevor Kelley SEA | RP | 6' 2" / 210 lbs | Oct 20, 1992 (31) | North Carolina |
| Jared Kelley CHW | SP | 6' 3" / 230 lbs | Oct 3, 2001 (22) | None |
| Jackson Kelley TEX | RP | 6' 0" / 185 lbs | Apr 26, 2000 (23) | Mercer |
| Owen Kellington PIT | RP | 6' 3" / 193 lbs | Feb 5, 2003 (21) | None |
| Ryan Kellogg | P | - / - | - | None |
| Joe Kelly LAD | RP | 6' 1" / 174 lbs | Jun 9, 1988 (35) | UC Riverside |
| Carson Kelly DET | C | 6' 2" / 212 lbs | Jul 14, 1994 (29) | None |
| Ty Kelly | LF | 6' 0" / 180 lbs | Jul 20, 1988 (35) | UC Davis |
| Michael Kelly OAK | RP | 6' 4" / 185 lbs | Sep 6, 1992 (31) | None |
| Dalton Kelly | 1B | 6' 3" / 180 lbs | Aug 4, 1994 (29) | UC Santa Barbara |
| Merrill Kelly ARI | SP | 6' 2" / 202 lbs | Oct 14, 1988 (35) | Arizona State |
| Zack Kelly BOS | RP | 6' 3" / 231 lbs | Mar 3, 1995 (29) | Newberry |
| Antoine Kelly TEX | SP | 6' 5" / 205 lbs | Dec 5, 1999 (24) | Wabash Valley JC (IL) |
| Levi Kelly | SP | 6' 4" / 205 lbs | May 14, 1999 (24) | None |
| Antwone Kelly PIT | RP | 5' 10" / 183 lbs | Sep 1, 2003 (20) | None |
| Justin Kelly TOR | RP | 6' 1" / 195 lbs | Dec 2, 1998 (25) | Utah |
| Kevin Kelly TB | RP | 6' 2" / 200 lbs | Nov 28, 1997 (26) | James Madison |
| Parker Kelly COL | 1B | 6' 3" / 220 lbs | Mar 18, 1999 (25) | Texas Tech |
| Joe Kemlage | P | 6' 1" / 220 lbs | Jan 19, 1999 (25) | American International |
| Matt Kemp | LF | 6' 4" / 225 lbs | Sep 23, 1984 (39) | None |
| Tony Kemp MIN | 2B | 5' 6" / 160 lbs | Oct 31, 1991 (32) | Vanderbilt |
| Otto Kemp PHI | 3B | 5' 11" / 185 lbs | Sep 9, 1999 (24) | Point Loma Nazarene (CA) |
| Kannon Kemp SD | P | 6' 6" / 225 lbs | Sep 3, 2004 (19) | None |
| William Kempner SF | RP | 6' 0" / 222 lbs | Jun 18, 2001 (22) | Gonzaga |
| Jeren Kendall | CF | 5' 11" / 190 lbs | Feb 4, 1996 (28) | Vanderbilt |
| Kevin Kendall | SS | 5' 10" / 175 lbs | Jun 25, 1999 (24) | UCLA |
| Caden Kendle | OF | 5' 11" / 195 lbs | Mar 13, 2002 (22) | UC Irvine |
| Howie Kendrick | 1B | 5' 11" / 220 lbs | Jul 12, 1983 (40) | St. John's River State College |
| Alec Kenilvort | P | - / - | - | None |
| Ian Kennedy | RP | 6' 0" / 210 lbs | Dec 19, 1984 (39) | Southern California |
| Buddy Kennedy DET | 2B | 5' 9" / 190 lbs | Oct 5, 1998 (25) | None |
| Brett Kennedy CIN | RP | 6' 0" / 200 lbs | Aug 4, 1994 (29) | Fordham |
| Nick Kennedy | RP | 6' 1" / 200 lbs | Jun 20, 1996 (27) | Texas |
| Michael Kennedy PIT | SP | 6' 1" / 205 lbs | Nov 30, 2004 (19) | None |
| Eric Kennedy KC | OF | 5' 11" / 203 lbs | Sep 15, 1999 (24) | Texas |
| Tyler Kennedy PIT | RP | 6' 4" / 225 lbs | Jun 7, 2002 (21) | Florida Southwestern State JC |
| Matt Kent | SP | 6' 0" / 180 lbs | Sep 13, 1992 (31) | Texas A&M |
| Zak Kent CLE | SP | 6' 3" / 208 lbs | Feb 24, 1998 (26) | VMI |
| Nic Kent COL | SS | 6' 2" / 185 lbs | Apr 10, 2000 (24) | Virginia |
| Barrett Kent LAA | RP | 6' 4" / 215 lbs | Sep 29, 2004 (19) | None |
| Max Kepler MIN | RF | 6' 4" / 225 lbs | Feb 10, 1993 (31) | None |
| Orion Kerkering PHI | RP | 6' 2" / 204 lbs | Apr 4, 2001 (23) | South Florida |
| Kade Kern ATL | CF | 6' 0" / 200 lbs | Sep 18, 2001 (22) | Ohio State |
| Adam Kerner | C | 5' 10" / 185 lbs | Jul 31, 1998 (25) | San Diego |
| Ray Kerr ATL | RP | 6' 3" / 185 lbs | Sep 10, 1994 (29) | Lassen CC (CA) |
| Jimmy Kerrigan | CF | 6' 1" / 215 lbs | Mar 16, 1994 (30) | Virginia Commonwealth |
| Brett Kerry LAA | SP | 6' 0" / 213 lbs | Apr 12, 1999 (25) | South Carolina |
| Clayton Kershaw LAD | SP | 6' 4" / 225 lbs | Mar 19, 1988 (36) | None |
| Grae Kessinger HOU | 3B | 6' 2" / 204 lbs | Aug 25, 1997 (26) | Mississippi |
| Coltyn Kessler MIA | C | 6' 2" / 220 lbs | Apr 22, 1999 (25) | Kentucky |
| Dallas Keuchel SEA | SP | 6' 2" / 205 lbs | Jan 1, 1988 (36) | Arkansas |
| J.C. Keys CIN | SP | 5' 10" / 173 lbs | Oct 9, 1996 (27) | Southern Mississippi |
| Tyler Keysor CIN | P | 6' 5" / 224 lbs | Dec 8, 1997 (26) | Miami (FL) |
| Mike Kickham | RP | 6' 4" / 220 lbs | Dec 12, 1988 (35) | Missouri State |
| Spencer Kieboom | C | 6' 0" / 220 lbs | Mar 16, 1991 (33) | - |
| Carter Kieboom WSH | 3B | 6' 2" / 221 lbs | Sep 3, 1997 (26) | None |
| Kevin Kiermaier TOR | CF | 6' 1" / 210 lbs | Apr 22, 1990 (34) | Parkland College |
| Tanner Kiest SF | RP | 6' 3" / 200 lbs | Sep 16, 1994 (29) | Chaffey College |
| Yusei Kikuchi TOR | SP | 6' 0" / 210 lbs | Jun 17, 1991 (32) | None |
| Caleb Kilian CHC | SP | 6' 4" / 180 lbs | Jun 2, 1997 (26) | Texas Tech |
| Mitchell Kilkenny HOU | SP | 6' 4" / 206 lbs | Mar 24, 1997 (27) | Texas A&M |
| Brent Killam | SP | 5' 11" / 180 lbs | Mar 26, 1998 (26) | Georgetown |
| Keylan Killgore KC | RP | 6' 3" / 185 lbs | Sep 30, 1996 (27) | Wichita State |
| Franklyn Kilome | SP | 6' 6" / 175 lbs | Jun 25, 1995 (28) | None |
| Kevin Kilpatrick Jr. ATL | CF | 6' 0" / 186 lbs | Nov 25, 2000 (23) | College of Central Florida |
| Hyun Soo Kim | LF | 6' 2" / 210 lbs | Jan 12, 1988 (36) | None |
| Ha-Seong Kim SD | SS | 5' 9" / 168 lbs | Oct 17, 1995 (28) | None |
| Kwang Hyun Kim | SP | 6' 2" / 195 lbs | Jul 22, 1988 (35) | None |
| Craig Kimbrel BAL | RP | 6' 0" / 215 lbs | May 28, 1988 (35) | Wallace State CC (AL) |
| Will Kincanon | RP | 6' 3" / 215 lbs | Oct 27, 1995 (28) | Indiana State |
| Larson Kindreich TEX | RP | 6' 4" / 210 lbs | Jun 21, 1999 (24) | Biola |
| Isiah Kiner-Falefa TOR | SS | 5' 11" / 190 lbs | Mar 23, 1995 (29) | None |
| Jose King DET | SS | 5' 10" / 182 lbs | Jan 16, 1999 (25) | None |
| Michael King SD | SP | 6' 3" / 210 lbs | May 25, 1995 (28) | Boston College |
| John King STL | RP | 6' 2" / 215 lbs | Sep 14, 1994 (29) | Houston |
| Carson King BAL | P | 6' 2" / 207 lbs | Dec 5, 1999 (24) | College of Central Florida |
| Haydn King SF | RP | 6' 2" / 205 lbs | Nov 14, 1998 (25) | Nevada-Las Vegas |
| Zach King MIA | RP | 6' 6" / 228 lbs | Apr 30, 1998 (25) | Vanderbilt |
| Lamar King SD | C | 6' 3" / 215 lbs | Dec 7, 2003 (20) | None |
| Bryan King HOU | RP | 6' 1" / 184 lbs | Nov 5, 1996 (27) | McNeese State |
| Joseph King STL | RP | 6' 1" / 194 lbs | Feb 23, 2001 (23) | California |
| Dylan King | RP | 6' 3" / 247 lbs | Dec 5, 1996 (27) | Belmont |
| Justin King MIL | RP | 6' 1" / 215 lbs | Dec 19, 1997 (26) | Louisiana-Monroe |
| Jacob King MIN | RP | 6' 4" / 225 lbs | Oct 2, 2001 (22) | UC Irvine |
| Wenderlyn King MIL | P | 5' 9" / 165 lbs | Aug 24, 2005 (18) | None |
| Charles King PHI | SP | 6' 5" / 215 lbs | Jan 6, 1998 (26) | Texas Christian |
| Scott Kingery PHI | 2B | 5' 10" / 180 lbs | Apr 29, 1994 (29) | Arizona |
| Nick Kingham | SP | 6' 6" / 225 lbs | Nov 8, 1991 (32) | - |
| Nolan Kingham ATL | SP | 6' 4" / 210 lbs | Aug 18, 1996 (27) | Texas |
| Jimmy Kingsbury SEA | SP | 6' 1" / 187 lbs | Feb 13, 1999 (25) | Villanova |
| Tyler Kinley COL | RP | 6' 4" / 220 lbs | Jan 31, 1991 (33) | Barry |
| Brett Kinneman | OF | 6' 1" / 195 lbs | - | - |
| Cooper Kinney TB | 2B | 6' 3" / 200 lbs | Jan 27, 2003 (21) | None |
| Ian Kinsler | 2B | 6' 0" / 200 lbs | Jun 22, 1982 (41) | Missouri |
| Brandon Kintzler | RP | 5' 10" / 200 lbs | Aug 1, 1984 (39) | Dixie State (UT) |
| Jason Kipnis | 2B | 5' 11" / 200 lbs | Apr 3, 1987 (37) | Arizona State |
| Nathan Kirby PIT | P | 6' 2" / 200 lbs | Nov 23, 1993 (30) | Virginia |
| George Kirby SEA | SP | 6' 4" / 215 lbs | Feb 4, 1998 (26) | Elon |
| Chance Kirby | P | 5' 11" / 165 lbs | Jul 19, 1995 (28) | Texas-San Antonio |
| Alex Kirilloff MIN | 1B | 6' 2" / 195 lbs | Nov 9, 1997 (26) | None |
| Alejandro Kirk TOR | C | 5' 8" / 245 lbs | Nov 6, 1998 (25) | None |
| Doug Kirkland KC | RP | 5' 11" / 193 lbs | Dec 3, 2000 (23) | Florida State |
| Brady Kirtner | P | 5' 11" / 170 lbs | Nov 21, 2001 (22) | Virginia Tech |
| Tanner Kirwer | CF | 6' 0" / 180 lbs | Mar 15, 1996 (28) | Niagara |
| Austin Kitchen COL | RP | 6' 0" / 200 lbs | Feb 11, 1997 (27) | Coastal Carolina |
| Andrew Kittredge STL | RP | 6' 1" / 230 lbs | Mar 17, 1990 (34) | Washington |
| Patrick Kivlehan | RF | 6' 2" / 223 lbs | Dec 22, 1989 (34) | Rutgers |
| Heston Kjerstad BAL | RF | 6' 3" / 205 lbs | Feb 12, 1999 (25) | Arkansas |
| George Klassen PHI | SP | 6' 2" / 170 lbs | Jan 26, 2002 (22) | Minnesota |
| Will Klein KC | RP | 6' 5" / 230 lbs | Nov 28, 1999 (24) | Eastern Illinois |
| Brian Klein WSH | 2B | 5' 11" / 190 lbs | Jun 1, 1998 (25) | Texas Tech |
| Steven Klimek | RP | 6' 3" / 205 lbs | Apr 4, 1994 (30) | St. Bonaventure |
| Branden Kline | RP | 6' 3" / 210 lbs | Sep 29, 1991 (32) | Virginia |
| Gabe Klobosits TOR | RP | 6' 7" / 270 lbs | May 16, 1995 (28) | Auburn |
| Adam Kloffenstein STL | SP | 6' 5" / 245 lbs | Aug 25, 2000 (23) | None |
| Alex Klonowski | SP | - / - | Apr 1, 1992 (32) | None |
| Corey Kluber | SP | 6' 4" / 210 lbs | Apr 10, 1986 (38) | Stetson |
| Landon Knack LAD | SP | 6' 2" / 220 lbs | Jul 15, 1997 (26) | East Tennessee State |
| Christian Knapczyk CLE | SS | 5' 9" / 165 lbs | Dec 16, 2001 (22) | Louisville |
| Andrew Knapp TEX | C | 6' 1" / 189 lbs | Nov 9, 1991 (32) | California |
| Brandon Knarr MIL | SP | 5' 10" / 217 lbs | Jun 2, 1998 (25) | Tampa |
| Corey Knebel CHW | RP | 6' 3" / 224 lbs | Nov 26, 1991 (32) | Texas |
| Reiss Knehr SD | SP | 6' 2" / 205 lbs | Nov 3, 1996 (27) | Fordham |
| Dusten Knight | RP | 6' 0" / 200 lbs | Sep 2, 1990 (33) | Texas-Pan American |
| Nash Knight | 2B | 6' 0" / 195 lbs | Sep 20, 1992 (31) | Dallas Baptist |
| Blaine Knight | RP | 6' 3" / 165 lbs | Jun 28, 1996 (27) | Arkansas |
| Bill Knight SEA | LF | 6' 1" / 195 lbs | Aug 24, 1999 (24) | Mercer |
| Caleb Knight CHC | C | 5' 11" / 220 lbs | Jan 12, 1996 (28) | Virginia |
| Andrew Knizner TEX | C | 6' 0" / 225 lbs | Feb 3, 1995 (29) | North Carolina State |
| Michael Knorr HOU | P | 6' 5" / 245 lbs | May 12, 2000 (23) | Coastal Carolina |
| Josh Knoth MIL | SP | 6' 1" / 190 lbs | Aug 10, 2005 (18) | None |
| D'Shawn Knowles LAA | CF | 6' 0" / 165 lbs | Jan 16, 2001 (23) | None |
| Lucas Knowles WSH | SP | 6' 2" / 185 lbs | Mar 14, 1998 (26) | Central Arizona JC |
| Antonio Knowles LAD | RP | 6' 1" / 190 lbs | Jan 15, 2000 (24) | Florida Southwestern State JC |
| Sam Knowlton ARI | RP | 6' 8" / 255 lbs | Jun 15, 2000 (23) | South Alabama |
| Collin Kober | RP | 6' 1" / 185 lbs | Sep 8, 1994 (29) | McNeese State |
| Scott Kobos | RP | 6' 2" / 200 lbs | Aug 3, 1997 (26) | Coastal Carolina |
| Matt Koch COL | RP | 6' 3" / 215 lbs | Nov 2, 1990 (33) | Louisville |
| Brandon Koch | RP | 6' 1" / 205 lbs | Dec 25, 1993 (30) | Dallas Baptist |
| Grant Koch PIT | C | 6' 0" / 190 lbs | Feb 5, 1997 (27) | Arkansas |
| Jack Kochanowicz LAA | SP | 6' 7" / 228 lbs | Dec 22, 2000 (23) | None |
| Jared Koenig MIL | RP | 6' 5" / 235 lbs | Jan 24, 1994 (30) | Cal State Monterey Bay |
| Brody Koerner | SP | 6' 2" / 220 lbs | Oct 17, 1993 (30) | Clemson |
| Tanner Kohlhepp DET | RP | 6' 4" / 210 lbs | May 27, 1999 (24) | Notre Dame |
| Taylor Kohlwey NYM | LF | 6' 1" / 200 lbs | Jul 20, 1994 (29) | Wisconsin-La Crosse |
| Michael Kohn | RP | 6' 2" / 200 lbs | Jun 26, 1986 (37) | College of Charleston |
| Zach Kokoska COL | 1B | 6' 1" / 200 lbs | Oct 20, 1998 (25) | Kansas State |
| Connor Kokx CLE | CF | 6' 1" / 200 lbs | Feb 24, 2000 (24) | Long Beach State |
| Adam Kolarek LAA | RP | 6' 3" / 215 lbs | Jan 14, 1989 (35) | Maryland |
| Stephen Kolek SD | RP | 6' 3" / 210 lbs | Apr 18, 1997 (27) | Texas A&M |
| Jared Kollar SD | P | 6' 0" / 195 lbs | Jul 24, 1998 (25) | Rutgers |
| Mark Kolozsvary BOS | C | 5' 8" / 180 lbs | Sep 4, 1995 (28) | Florida |
| Tate Kolwyck | CF | 5' 11" / 195 lbs | Dec 27, 1999 (24) | Vanderbilt |
| Brandon Komar STL | SP | 6' 0" / 200 lbs | May 8, 1999 (24) | Madison College |
| Zack Kone | SS | 6' 3" / 202 lbs | Nov 5, 1996 (27) | Duke |
| George Kontos | RP | 6' 3" / 225 lbs | Jun 12, 1985 (38) | Northwestern |
| Connor Kopach | 2B | 6' 0" / 170 lbs | Aug 4, 1994 (29) | Southern Illinois |
| Addison Kopack SD | 3B | 6' 1" / 220 lbs | Aug 6, 2001 (22) | Rhode Island |
| Michael Kopech CHW | RP | 6' 3" / 220 lbs | Apr 30, 1996 (27) | None |
| Matt Koperniak STL | LF | 6' 0" / 200 lbs | Feb 8, 1998 (26) | Trinity (CT) |
| Ronan Kopp LAD | SP | 6' 7" / 250 lbs | Jul 29, 2002 (21) | None |
| Kevin Kopps SD | RP | 6' 0" / 200 lbs | Mar 2, 1997 (27) | Arkansas |
| Christian Koss SF | SS | 6' 1" / 182 lbs | Jan 27, 1998 (26) | UC Irvine |
| Jacob Kostyshock COL | RP | 6' 4" / 175 lbs | Jan 2, 1998 (26) | Arkansas |
| Dakota Kotowski PHI | RF | 6' 4" / 245 lbs | Mar 26, 2000 (24) | Missouri State |
| YongKang Kou | 3B | 6' 2" / 170 lbs | Jan 29, 2001 (23) | None |
| Rhett Kouba HOU | SP | 6' 0" / 180 lbs | Sep 3, 1999 (24) | Dallas Baptist |
| Michal Kovala | RP | 5' 10" / 163 lbs | Dec 28, 2003 (20) | Georgia Tech |
| Jackson Kowar SEA | RP | 6' 5" / 200 lbs | Oct 4, 1996 (27) | Florida |
| Pete Kozma | SS | 6' 0" / 190 lbs | Apr 11, 1988 (36) | Owasso (OK) |
| Kevin Kramer | LF | 6' 0" / 195 lbs | Oct 3, 1993 (30) | UCLA |
| Max Kranick NYM | SP | 6' 3" / 220 lbs | Jul 21, 1997 (26) | None |
| Erik Kratz | C | 6' 4" / 250 lbs | Jun 15, 1980 (43) | Eastern Mennonite (VA) |
| Ben Krauth | RP | 6' 0" / 190 lbs | Mar 10, 1994 (30) | Kansas |
| Nick Krauth TEX | SP | 6' 3" / 175 lbs | Sep 6, 1999 (24) | Connecticut |
| Evan Kravetz CIN | SP | 6' 8" / 240 lbs | Dec 19, 1996 (27) | Rice |
| Joey Krehbiel SEA | RP | 6' 3" / 250 lbs | Dec 20, 1992 (31) | None |
| Ryan Kreidler DET | SS | 6' 4" / 208 lbs | Nov 12, 1997 (26) | UCLA |
| Dean Kremer BAL | SP | 6' 2" / 210 lbs | Jan 7, 1996 (28) | Nevada-Las Vegas |
| Kade Kretzschmar STL | RF | 6' 2" / 205 lbs | Jun 9, 2000 (23) | California Berkeley |
| Tyler Krieger | 2B | 6' 2" / 190 lbs | Jan 16, 1994 (30) | Clemson |
| Brooks Kriske CIN | RP | 6' 3" / 205 lbs | Feb 3, 1994 (30) | Southern California |
| Zac Kristofak LAA | RP | 5' 9" / 189 lbs | Dec 8, 1997 (26) | Georgia |
| Jason Krizan | IF | 6' 0" / 185 lbs | Jun 28, 1989 (34) | Dallas Baptist |
| Austin Krob SD | SP | 6' 3" / 205 lbs | Sep 20, 1999 (24) | Texas Christian |
| Chase Krogman CHW | CF | 5' 11" / 180 lbs | Feb 27, 2001 (23) | None |
| Ian Krol | RP | 6' 1" / 210 lbs | May 9, 1991 (32) | None |
| Matt Krook BAL | RP | 6' 4" / 225 lbs | Oct 21, 1994 (29) | Oregon |
| Matthew Kroon PHI | 1B | 6' 1" / 195 lbs | Dec 5, 1996 (27) | Oklahoma State |
| Evan Kruczynski | SP | 6' 5" / 215 lbs | Mar 31, 1995 (29) | East Carolina |
| Jack Kruger | C | 6' 1" / 195 lbs | Oct 26, 1994 (29) | Mississippi State |
| Austin Krzeminski CHC | RP | 6' 2" / 210 lbs | Sep 30, 1996 (27) | Gulf Coast JC (FL) |
| Kyle Kubat | SP | 6' 1" / 195 lbs | Dec 4, 1992 (31) | Nebraska |
| David Kubiak | SP | 6' 7" / 228 lbs | Aug 3, 1989 (34) | SUNY Albany |
| Kolby Kubichek | RP | 6' 0" / 180 lbs | Nov 28, 1999 (24) | Texas |
| Hunter Kublick STL | RP | 6' 4" / 200 lbs | Jul 1, 2003 (20) | Umpqua CC (OR) |
| Trayson Kubo OAK | SP | 6' 0" / 180 lbs | Sep 26, 1997 (26) | Stephen F. Austin |
| Ben Kudrna KC | SP | 6' 3" / 175 lbs | Jan 30, 2003 (21) | None |
| Cade Kuehler ATL | SP | 6' 0" / 215 lbs | May 24, 2002 (21) | Campbell |
| Tate Kuehner MIL | SP | 6' 1" / 195 lbs | Feb 7, 2001 (23) | Louisville |
| Chad Kuhl CHW | SP | 6' 3" / 207 lbs | Sep 10, 1992 (31) | Delaware |
| Travis Kuhn SEA | SP | 5' 10" / 195 lbs | May 20, 1998 (25) | San Diego |
| Joel Kuhnel HOU | RP | 6' 5" / 290 lbs | Feb 19, 1995 (29) | Texas-Arlington |
| Max Kuhns | RP | 6' 2" / 209 lbs | Aug 11, 1994 (29) | Santa Clara |
| Ryoji Kuribayashi | P | 5' 10" / 182 lbs | Jul 9, 1996 (27) | None |
| Nick Kuzia | RP | 6' 4" / 190 lbs | Feb 7, 1996 (28) | Massachusetts-Lowell |
| Joe Kuzia | RP | 6' 5" / 190 lbs | Oct 3, 1993 (30) | St. John's |
| Steven Kwan CLE | LF | 5' 9" / 170 lbs | Sep 5, 1997 (26) | Oregon State |
| Robert Kwiatkowski BOS | RP | 6' 1" / 190 lbs | Jun 8, 1997 (26) | Marshall |
| Jediah Kwidama ARI | P | 6' 3" / 185 lbs | Jul 30, 2002 (21) | None |
