- Paul Abbott - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Bobby Abreu - Venezuelans (Assigned October 22, 2018)
- Buster Adams - Len Pasculli (Assigned June 24, 2024)
- Lane Adams - Native American Ballplayers book
- Bob Addis - John S. Murphy
- Jon Adkins - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Hank Aguirre - Jerry Nechal
- Butch Alberts - Michael Geiss (Assigned September 21, 2022)
- Gus Alberts - Brian Engelhardt (Assigned November 28, 2017)
- Dave Altizer - Terry Bohn (Assigned July 17, 2024)
- Joe Altobelli - Joseph Wancho (Assigned March 19, 2024)
- Henderson Alvarez - Venezuelans (Assigned October 22, 2018)
- Brian Anderson - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Bob Anderson - Steven Schmitt (Assigned June 18, 2022)
- Goat Anderson - Phil Snyder
- Rob Andrews - Kris Rutherford (Assigned August 21, 2018)
- Bill Armour - Vincent T. Ciaramella (Assigned September 17, 2023)
- Buddy Armour - Jeff Findley (Assigned July 8, 2023)
- Cody Asche - Jeremy Gibbs
- Earl Ashby - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Jake Atz - Darren Gibson (Assigned January 5, 2023)
- Frank Austin - Mark Shirk (Assigned February 14, 2023)
- Brandon Bailey - Native American Ballplayers book (Assigned August 14, 2023)
- Jeff Bajenaru - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Paul Bako - Reid Magney
- Steve Balboni - Len Pasculli (Assigned January 6, 2024)
- Brian Bark - Bill Nowlin (Assigned September 15, 2024)
- Brian Barkley - Bill Nowlin (Assigned September 15, 2024)
- Larry Barnett - George DeMarco (Assigned May 10, 2019)
- Jim Barr - Ledra Slavik
- Randy Bass - Ron Rembert (Assigned May 5, 2023)
- Doc Bass - Adam Young
- Johnny Bassler - Evan Hanzelman (Assigned August 31, 2023)
- Jim Beattie - F. X. Flinn (Assigned March 7, 2013)
- Josh Beckett - Jason Scheller (Assigned September 1, 2023)
- Howie Bedell - Brian Engelhardt (Assigned November 28, 2017)
- Dallas Beeler - Native American Ballplayers book (Assigned August 14, 2023)
- Gus Bell - Steve Jeremko (Assigned July 31, 2024)
- Les Bell - Paul E. Doutrich
- Carlos Beltran - Ralph Caola (Assigned September 25, 2023)
- Jerry Benjamin - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Gene Benson - Bill Kashatus (Assigned June 18, 2023)
- Marty Berghammer - Vincent T. Ciaramella (Assigned September 14, 2024)
- Nate Berkenstock - Steven Glassman (Assigned February 14, 2023)
- Ken Berry - Brian Wood (Assigned June 28, 2018)
- Skip Bertman - Daniel Winkler (Assigned July 14, 2023)
- Rafael Betancourt - Venezuelans (Assigned October 22, 2018)
- Doug Bird - Paul Hofmann
- Jaynne Bittner - Ryan Woodward (Assigned May 3, 2023)
- Bernard Blackwell - Margaret M. Gripshover
- Geoff Blum - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Pat Bohen - Vincent T. Ciaramella (Assigned August 6, 2023)
- Stew Bolen - Gerard Kwilecki (Assigned March 3, 2014)
- Frank Bolling - Jeremiah Woolsey (Assigned March 1, 2010)
- Jack Bolling - Jeremiah Woolsey (Assigned March 1, 2010)
- Walt Bond - Davan Mani (Assigned June 15, 2019)
- Bret Boone - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Bob Boone - Bill Kashatus (Assigned June 18, 2023)
- Joe Borchard - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Don Bosch - Alan Raylesberg (Assigned January 28, 2019)
- Rick Bosetti - Michael Trzinski (Assigned May 7, 2024)
- Tim Bowden - Darren Gibson (Assigned March 19, 2024)
- Emmett Bowles - Native American Ballplayers book
- Buzz Boyle - David E. Boyle (Assigned January 8, 2024)
- Doc Bracken - Michael Tow
- Neal Brady - John L. Woods (Assigned March 23, 2024)
- Steve Brady - Wes Ulbrich (Assigned February 12, 2020)
- Jackie Brandt - Corey Stolzenbach (Assigned July 11, 2018)
- Joe Bratcher - Darren Gibson
- Bill Bray - Paul Boren (Assigned March 9, 2020)
- Eugene Bremer - Leslie Heaphy
- Buttons Briggs - John S. Murphy
- George Britt - 1931 Homestead Grays (Assigned April 23, 2024)
- Hubie Brooks - Thomas J. Brown Jr.
- Tony Brottem - Ed Wehling
- Dan Brouthers - Stephen V. Rice (Assigned December 30, 2023)
- Tom Brown - Dixie Tourangeau (Assigned September 4, 2024)
- Kevin Brown - TR Sullivan
- Kevin Brown - Graham Womack (Assigned June 13, 2022)
- Ike Brown - Rob Neyer
- John Brown - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Mark Buehrle - Jeremy Gibbs
- Jamie Burke - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Glenn Burke - Matt Dailey (Assigned September 3, 2015)
- A. J. Burnett - Bryan Dietzler
- Tex Burnett - Frederick C. Bush
- Tex Burnett - 1931 Homestead Grays (Assigned April 23, 2024)
- Buster Burrell - Ben McLaughlin (Assigned March 4, 2022)
- Larry Burright - David Jerome (Assigned February 9, 2023)
- Dick Burrus - Timothy Peeler
- Brett Butler - Davis Hebert (Assigned October 26, 2024)
- Marty Bystrom - Jim Rowe
- Melky Cabrera - MIke Picariello (Assigned May 30, 2024)
- Tom Cahill - Bill Lamb (Assigned December 18, 2024)
- Miguel Cairo - Venezuelans (Assigned October 22, 2018)
- John Callahan
- John Callahan - Justin Mckinney (Assigned May 18, 2016)
- Alberto Callaspo - Venezuelans (Assigned October 22, 2018)
- Ernie Camacho - James Forr
- Mike Cameron - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Tom Candiotti - Jason Scheller (Assigned September 1, 2023)
- Avelino Cañizares - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Conrad Cardinal - Wesley Seidner (Assigned December 8, 2024)
- Matt Carlisle - Kevin Larkin
- Don Carman - Russ Walsh (Assigned April 14, 2022)
- Frank Carpin - Cory Ritterbusch (Assigned February 1, 2023)
- Giovanni Carrara - Venezuelans (Assigned October 22, 2018)
- Frank Carswell - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Chris Carter - Wynn Montgomery (Assigned May 9, 2022)
- Raul Casanova - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Carl Cashion - Anthony Bush (Assigned June 25, 2017)
- Tony Castillo
- Tony Castillo - Venezuelans (Assigned October 22, 2018)
- George Castone - Jason Silverman (Assigned January 18, 2024)
- Rick Cerone - Steve Friedman
- Ron Cey - Brian Geller (Assigned June 8, 2017)
- Joba Chamberlain - Native American Ballplayers book
- Wes Chamberlain - Brian Williams (Assigned December 14, 2024)
- Cliff Chambers - Niall Adler
- Jack Chapman - Maurice Bouchard (Assigned July 18, 2024)
- Endy Chavez - Venezuelans (Assigned October 22, 2018)
- Rich Chiles - Alfonso L Tusa C
- Larry Christenson - Bill Kashatus (Assigned June 18, 2023)
- Mark Christman - Jim Burbridge
- Bud Clancy - Bill Pearch (Assigned November 28, 2024)
- John Clapp - Larry DeFillipo (Assigned October 29, 2024)
- Buzz Clarkson - Dennis Degenhardt (Assigned October 27, 2019)
- Matt Clement - Jonas Thoms (Assigned March 28, 2022)
- Bob Cobb - David Hourin (Assigned October 10, 2024)
- Dick Cogan - Bill Lamb (Assigned July 14, 2024)
- Andy Cohen - Barry Shay (Assigned May 31, 2024)
- Syd Cohen - Barry Shay (Assigned May 31, 2024)
- Frederick Coleman - Margaret M. Gripshover
- Joe Collins - Tom Naylor
- Terry Collins - Thomas J. Brown Jr. (Assigned December 6, 2023)
- Bartolo Colon - Madison McEntire (Assigned November 12, 2024)
- Merv Connors - Gregory H. Wolf
- Jose Contreras - 2005 Chicago White Sox book
- Ron Cook - Noel Hynd (Assigned October 8, 2019)
- Don Cooper - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Jess Cortazzo - Ron Schuler (Assigned May 23, 2014)
- Chris Coste - Hayden Goethe (Assigned September 27, 2018)
- Neal Cotts - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Bob Coulson - Edward Damer (Assigned April 26, 2024)
- Johnnie Cowan - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Estel Crabtree - Erik Jensen (Assigned December 8, 2017)
- Joe Crede - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Jack Crimian - Adam MacKinnon (Assigned June 1, 2022)
- Jack Cronin - Peter Mancuso (Assigned August 8, 2002)
- George Cunningham - Anthony Bush
- Steve Curry - Bill Nowlin
- Ned Cuthbert - Darren Gibson
- George Cutshaw - Bill Pearch (Assigned November 28, 2024)
- Omar Daal - Venezuelans (Assigned October 22, 2018)
- Matt Daley - Jacob Poleyeff
- Sun Daly - Daniel Dorff (Assigned July 28, 2024)
- Ray Dandridge - Jackie Howell
- Art Daney - Native American Ballplayers book
- Kal Daniels - Jason Davis (Assigned April 9, 2022)
- Ike Danning - Ken Liss
- Cliff Dapper - Chris Betsch (Assigned October 22, 2024)
- Darren Daulton - John Stefano
- Jim Davenport - Dave Wilkie (Assigned March 14, 2024)
- Lloyd Davenport - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Dixie Davis - Gregory H. Wolf
- Willie Davis - Thomas E. Schott (Assigned July 22, 2016)
- Crash Davis - Jeff Findley
- Hank DeBerry - Mark McGee (Assigned October 11, 2023)
- Wheezer Dell - Rick Swift (Assigned October 24, 2017)
- Larry Demery - Alfonso L Tusa C
- Shan Deniston - Kurt Blumenau (Assigned July 23, 2024)
- Tom Dettore - Rory Costello
- Jim Devlin - Matthew Leib (Assigned January 3, 2019)
- Dick Dietz - Jeremy Darnell
- Packy Dillon - Paul Winter (Assigned November 10, 2024)
- Ken Dixon - Malcolm Allen
- Cozy Dolan - Sam Gazdziak (Assigned November 13, 2017)
- Alexander Donoghue - Vincent T. Ciaramella
- Dutch Dotterer - Frank Longo (Assigned May 18, 2024)
- Monk Dubiel - Craig Garretson (Assigned July 8, 2024)
- Fred Dunlap - Zac Petrillo
- Adam Dunn - Ryan Borgemenke (Assigned October 3, 2019)
- Ron Dunn - Michael Trzinski (Assigned August 20, 2024)
- James Durham - R. J. Lesch
- Howard Easterling - Paul White (Assigned August 14, 2024)
- Jim Edmonds - Tim Odzer (Assigned May 20, 2023)
- Lee Elia - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Harry Ely - Brian Engelhardt (Assigned November 28, 2017)
- Darin Erstad - Kyle Shulz (Assigned December 14, 2024)
- Kelvim Escobar - Venezuelans (Assigned October 22, 2018)
- Dude Esterbrook - Peter Mancuso (Assigned October 10, 2002)
- Nick Etten - Monty Nielsen (Assigned July 20, 2022)
- Bill Evans - 1931 Homestead Grays (Assigned April 23, 2024)
- Dana Eveland - One-Hit Wonders (Assigned July 11, 2018)
- Carl Everett - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Rags Faircloth - Preston Salisbury (Assigned October 9, 2018)
- Salty Ferguson - Matt Albertson
- Neil Fiala - One-Hit Wonders (Assigned July 11, 2018)
- Carl Finley - Nancy Finley (Assigned August 12, 2023)
- Mike Fitzgerald
- Mike Fitzgerald
- Scott Fletcher - Bill Nowlin (Assigned December 7, 2024)
- John Flynn - Ray Birch (Assigned January 14, 2023)
- Terry Forster - David Fletcher
- Ryan Franklin - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Lanny Frattare - Gary Packan
- George Frazier - Lance Levine (Assigned June 4, 2023)
- George Freese - Bob Webster (Assigned February 7, 2018)
- Gene Freese - Bob Webster (Assigned February 7, 2018)
- John Frill - Brian Engelhardt (Assigned November 28, 2017)
- Jeff Frye - Jeffrey Fox
- Tito Fuentes - Thom Tracy (Assigned April 11, 2023)
- Frank Fultz - 1995 Atlanta Braves (Assigned January 16, 2019)
- John Gaffney - Lauren Tuiskula (Assigned November 9, 2019)
- Chick Gagnon - Brad Benedict
- Armando Galarraga - Venezuelans (Assigned October 22, 2018)
- Peter Gammons - Gordon Edes (Assigned August 3, 2017)
- Bob Ganley
- Rich Garces - Venezuelans (Assigned October 22, 2018)
- Freddy Garcia
- Carlos Garcia - Venezuelans (Assigned October 22, 2018)
- Freddy Garcia - Venezuelans (Assigned October 22, 2018)
- Chico García - Enrique García-Villarreal (Assigned June 2, 2022)
- Jon Garland - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Jim Garry - Darren Gibson (Assigned March 19, 2024)
- Ned Garvin - Gene Abercrombie (Assigned January 14, 2019)
- Norman T. Gassette - Richard Smiley (Assigned February 26, 2009)
- Welcome Gaston - Bill Lamb (Assigned September 29, 2024)
- Mike Gazella - George Pawlush (Assigned July 30, 2022)
- Charles Gipson - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Ross Gload - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Graham Godfrey - Mark Wisniewski (Assigned April 5, 2022)
- Chile Gomez - Enrique García-Villarreal (Assigned June 2, 2022)
- Eulalia Gonzales (Assigned March 30, 2020)
- Alex Gordon - Kevin Warneke
- Bob Gorinski - Jim McKernon (Assigned April 6, 2022)
- Mark Grace - Wyatt Schroeder (Assigned May 19, 2023)
- Joe Grace - Michael Tow
- Willie Grace - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Skinny Graham - M. Shawn Hennessy
- Joe Grahe - Michael Trzinski (Assigned September 8, 2024)
- Lou Grasmick - Edward Veit
- Don Grate - Steve Leppert
- James Greene - Steven Greenes
- Frank Gregory - Jim Williams
- Sam Griffith - Phil Williams (Assigned June 21, 2022)
- Ross Grimsley - Paul Hofmann (Assigned July 8, 2019)
- Ross Grimsley - Paul Hofmann (Assigned July 8, 2019)
- Greg Gross - Scott Schertzer (Assigned August 13, 2024)
- Ernest Groth - Jacob Seley (Assigned June 16, 2020)
- Carlos Guillen - Venezuelans (Assigned October 22, 2018)
- Ozzie Guillen - Venezuelans (Assigned October 22, 2018)
- Mert Hackett - Bob LeMoine (Assigned July 3, 2024)
- Walter Hackett - Bob LeMoine (Assigned July 3, 2024)
- John Halama - 2001 Seattle Mariners book (Assigned June 1, 2023)
- John Haldeman - Matthew Leib (Assigned January 3, 2019)
- Albert Hall - Chandler Vinson (Assigned April 24, 2022)
- Bill Haller - Rich Johnson (Assigned August 30, 2022)
- Josh Hamilton - Thomas J. Brown Jr.
- Atlee Hammaker - Matt Stone (Assigned August 12, 2019)
- Carlton Hanta - Alex Blair (Assigned October 28, 2024)
- Willie Harris - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Bob Harris
- James Harris - Rich Bogovich
- Virgil Harris - Rich Bogovich
- Roy Hartzell - John Paul (Assigned July 23, 2022)
- Bob Hasty - Dee Thompson
- Chicken Hawks - Craig Garretson (Assigned November 26, 2024)
- Wilbur Hayes - 1945 Cleveland Buckeyes book (Assigned February 26, 2024)
- Egyptian Healy - Vincent T. Ciaramella (Assigned December 3, 2024)
- Jeff Heathcock - Adam Korengold
- Slade Heathcott - Native American Ballplayers book
- Jeremy Hellickson - David Porter
- Steve Henderson - Tom Bowen (Assigned May 31, 2024)
- Jack Hendricks - R. J. Lesch (Assigned March 9, 2020)
- Ron Herbel - Don Nelson (Assigned October 6, 2019)
- Dustin Hermanson - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Carlos Hernandez - Venezuelans (Assigned October 22, 2018)
- Ramon Hernandez - Tony Oliver (Assigned October 22, 2018)
- Carlos Hernandez
- Rudy Hernandez
- Orlando Hernandez - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Carlos Hernandez
- Bobby Herrera - Enrique García-Villarreal (Assigned June 2, 2022)
- Troy Herriage - Chris Hicks
- Frank Hershey - Tim Cammett (Assigned February 27, 2020)
- Joe Hesketh - Bill Nowlin
- Ed Heusser - Gregory H. Wolf
- Kevin Hickey - Alex Blair (Assigned December 14, 2022)
- Richard Hidalgo - Venezuelans (Assigned October 22, 2018)
- Charlie High - Michael Tow
- Teddy Higuera - Lee Kluck
- Tom Hilgendorf - Andy Sturgill (Assigned January 13, 2024)
- Mike Hines - Bob LeMoine (Assigned July 13, 2024)
- Gene Hiser - Robert E. Bionaz (Assigned October 18, 2024)
- Myril Hoag - Daniel Winkler (Assigned March 27, 2019)
- Shanty Hogan - Jenna Ciccotelli (Assigned January 11, 2019)
- Roger Holt - Alex Weaver
- Don Hood - Michael Tedrick
- Clay Hopper - Thomas Van Hyning (Assigned May 9, 2022)
- Billy Horne - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Bob Horner - Henry Kirn
- Steve Hovley - Alfonso L Tusa C
- Chris Howard - Bill Nowlin (Assigned July 16, 2023)
- LaMarr Hoyt - Gregory H. Wolf (Assigned April 2, 2017)
- Al Hrabosky - Gordon Warren (Assigned April 18, 2023)
- Tom Quinn - Vincent T. Ciaramella
- Earl Huckleberry - Jack Zerby
- Rick Huisman - Joe Sigler (Assigned January 2, 2020)
- Todd Hundley - Thomas J. Brown Jr. (Assigned September 8, 2024)
- Ron Hunt - Tad Myre (Assigned July 12, 2018)
- Randy Hunt - Gregory H. Wolf (Assigned August 14, 2024)
- Torii Hunter - Brandon Crockett
- Steve Huntz - Joe Schuster (Assigned January 26, 2023)
- Dave Huppert - One-Hit Wonders (Assigned July 11, 2018)
- Jeff Huson - Doug Skipper (Assigned April 1, 2013)
- Ham Iburg - Bill Lamb (Assigned June 16, 2024)
- Gary Ignasiak - Ruth Sadler
- Tadahito Iguchi - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Brandon Inge - John Milner
- Bert Inks - Bill Lamb (Assigned April 30, 2024)
- Dane Iorg - H.R. Ryan (Assigned October 17, 2023)
- Jason Isringhausen - Peter Gerken (Assigned February 2, 2023)
- Mike Ivie - Don Livingston (Assigned September 15, 2023)
- Cesar Izturis - Venezuelans (Assigned October 22, 2018)
- Will Jackman - Donna L. Halper (Assigned September 22, 2023)
- Darrin Jackson - 2005 Chicago White Sox book
- Gregg Jefferies - Joseph Rizza
- George Jefferson - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Bobby Jenks - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Garry Jestadt - Tom Blodgett (Assigned March 29, 2019)
- Don Johnson - Nate Louf (Assigned May 5, 2023)
- Lou Johnson
- Lou Johnson
- John Wesley Johnson - 1939 Baltimore Elite Giants (Assigned December 14, 2022)
- Ernie Johnson - Nate Louf (Assigned May 5, 2023)
- Oscar Jones - Stephen V. Rice (Assigned June 8, 2024)
- Andruw Jones - Matt Dailey (Assigned October 27, 2019)
- Benny Jones - 1931 Homestead Grays (Assigned April 23, 2024)
- Wally Judnich - M. Shawn Hennessy (Assigned August 9, 2023)
- Kila Ka’aihue - Rory Costello (Assigned May 5, 2024)
- Harold Kaese - Gordon Edes (Assigned August 3, 2017)
- Ike Kahdot - Native American Ballplayers book
- Harry Kalas - Adam Hann (Assigned November 10, 2021)
- Ron Karkovice - Jake Bell (Assigned March 8, 2022)
- Leon Kellman - Adam Darowski (Assigned September 25, 2024)
- Kevin Kennedy - Stephen Katsoulis (Assigned August 24, 2017)
- John Kerins - Bill Lamb (Assigned June 9, 2024)
- Fred Ketchum - Tony Kissel
- Pat Kilhullen - Bill Lamb (Assigned September 10, 2024)
- Dave Kingman - Joseph Wancho (Assigned October 4, 2022)
- Gene Kingsale - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Bill Kinnamon - George DeMarco (Assigned May 10, 2019)
- Willie Kirkland - Joseph Wancho (Assigned June 11, 2022)
- Stan Klopp - Kevin Zimmerman (Assigned September 29, 2022)
- Brad Komminsk - Brian Bratt (Assigned August 13, 2022)
- Paul Konerko - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Charlie Krause - Justin Mckinney (Assigned June 25, 2016)
- Mike Krukow - Giselle Stancic (Assigned September 17, 2022)
- Bill Kunkel - Thomas Valenti (Assigned May 16, 2019)
- Art Kusnyer - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Dan Lally - Terry Bohn (Assigned December 17, 2023)
- Tom Lampkin - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Dave LaPoint - Tom Schott
- Charley Lau - David Brown (Assigned September 13, 2011)
- Rudy Law - Michael See (Assigned January 9, 2019)
- Tom Lawless - Billy Bugara (Assigned November 26, 2019)
- Al Lawson - Will McLean (Assigned May 18, 2024)
- Luis Leal - Malcolm Allen (Assigned July 19, 2022)
- Cliff Lee - Madison McEntire (Assigned November 5, 2024)
- Joe Leggett - Cody Belles (Assigned May 28, 2024)
- Hank Leiber - Tom Blodgett (Assigned March 29, 2019)
- Max Leon - Scott Burks (Assigned February 6, 2019)
- Tom Lepperd - Gregory H. Wolf (Assigned April 27, 2022)
- Joe Lillard - John Haynes (Assigned November 1, 2023)
- John Lindsey - William Ward (Assigned July 12, 2023)
- Ad Liska - Adam Klinker (Assigned September 20, 2017)
- Mark Littell - H.R. Ryan (Assigned October 1, 2022)
- Scott Livingstone - Rick Zucker
- Kyle Lohse - Native American Ballplayers book
- Pedro Lopez - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Tom Lovett - Ray Birch (Assigned January 14, 2023)
- Fletcher Low - Jeremy M. DeSilva
- Ray Lucas - Mark Miller
- Jerry Lumpe - Brian Wood (Assigned June 28, 2018)
- Jerry Lynn - Richard Kane (Assigned June 18, 2014)
- Denny Lyons - David E. Boyle (Assigned December 18, 2024)
- Kevin Maas - Dan Schoenholz (Assigned June 10, 2023)
- Bill Mack - Mike Mattsey
- Eric MacKenzie - Len Pasculli (Assigned August 22, 2024)
- Joe Maddon - Michael Marsh (Assigned September 25, 2023)
- Mike Maddux - Bryan Lake
- Bobby Madritsch - Native American Ballplayers book (Assigned March 28, 2024)
- Jim Mahady - Tony Kissel
- Mike Mahoney - Matt Albertson
- Duster Mails - Bruce Brown (Assigned September 23, 2004)
- Fergy Malone - John Medkeff (Assigned June 13, 2022)
- Oliver Marcell - Dave Wilkie (Assigned October 25, 2022)
- Cliff Markle - Vincent T. Ciaramella (Assigned March 18, 2023)
- Jason Marquis - Rick Zucker (Assigned May 19, 2024)
- Doc Marshall - Bill Pearch
- Damaso Marte - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Al Martin - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Jerry Martin - Rock Ray
- J.B. Martin - Leslie Heaphy (Assigned August 24, 2018)
- Glenn L. Martin - Ruth Sadler
- Ramon Martinez
- Tino Martinez - Tara Krieger (Assigned December 6, 2018)
- Joe Marty - Joseph Wancho (Assigned October 29, 2024)
- Hideki Matsui - Zac Petrillo
- Gary Matthews - Nick Waddell (Assigned March 9, 2020)
- Cloy Mattox - Rich Thurston (Assigned July 6, 2018)
- Jim Mattox - Rich Thurston (Assigned July 6, 2018)
- Carlos May - Joseph Wancho (Assigned January 22, 2023)
- Scott May - Dennis Degenhardt (Assigned November 24, 2019)
- Trevor May - H.R. Ryan (Assigned October 17, 2023)
- Paddy Mayes - Native American Ballplayers book
- Jack McAdams - Darren Gibson
- Pryor McBee - Native American Ballplayers book
- Jack McCandless - Vincent T. Ciaramella (Assigned December 8, 2024)
- Brandon McCarthy - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Arch McCarthy - Kyle Sammin
- Danny McDevitt - Andy McCue (Assigned September 21, 2023)
- Allen McDill - Thomas Van Hyning (Assigned August 5, 2019)
- Jack McDowell - Jake Bell (Assigned March 15, 2023)
- Mark McGwire - Victor Dadras (Assigned January 27, 2019)
- Joe McIntosh - Tad Myre (Assigned July 14, 2018)
- John McLaren - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Art McLarney - Niall Adler
- Mark McLemore - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Ken McMullen - Michael See (Assigned January 9, 2019)
- Jerry McNertney - Mark Camps (Assigned June 30, 2023)
- Mox McQuery - Bill Lamb (Assigned December 4, 2024)
- Roger Metzger - Alfonso L Tusa C
- Cass Michaels - Joseph Wancho (Assigned December 14, 2022)
- Johnny Miljus - Chris Stutler (Assigned September 13, 2022)
- Otto Miller - Noel Hynd (Assigned October 8, 2019)
- Kohly Miller - Brian Engelhardt (Assigned November 28, 2017)
- Charlie Mills - Matt Garvey (Assigned April 3, 2024)
- Greg Minton - Matt Stone (Assigned August 12, 2019)
- Roy Mitchell - Leman Saunders (Assigned September 30, 2017)
- Charlie Mitchell - Bill Nowlin (Assigned August 4, 2024)
- Bob Molinaro - Andy Sturgill (Assigned February 1, 2024)
- Rick Monday - Jeff Barto
- Charlie Monfort - Colorado Rockies Book (Assigned February 17, 2017)
- Felipe Montemayor - Enrique García-Villarreal (Assigned May 11, 2022)
- Ramon Monzant - Venezuelans (Assigned October 22, 2018)
- Willis Moody - Brendan Schuster (Assigned September 8, 2022)
- Balor Moore - Thomas Van Hyning (Assigned September 7, 2019)
- Melvin Mora - Venezuelans (Assigned October 22, 2018)
- Hank Morgenweck - Kurt Blumenau (Assigned November 4, 2024)
- Justin Morneau - Zac Petrillo
- Ed Morris - Gregory H. Wolf (Assigned September 29, 2017)
- Morgenweck - Matthew Jacob (Assigned November 4, 2024)
- John Moses - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Bob Muncrief - Gregory H. Wolf
- Bob Murphy - David J. Olnick
- Dave Myers - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Bill Nahorodny - Rich D’Ambrosio
- Mike Napoli - Jason Scheller (Assigned April 12, 2024)
- Denny Neagle - Joe Smeltzer (Assigned December 24, 2018)
- Jeff Nelson - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Matt Nokes
- The Only Nolan - Charlie Weatherby (Assigned June 25, 2016)
- Jerry Nops - Bill Lamb (Assigned July 28, 2024)
- Jack O’Connor
- Charley O’Leary - Greg Harrison (Assigned January 25, 2019)
- Tom O’Rourke - Bill Lamb (Assigned December 12, 2024)
- Fred Odwell - Larry Dake (Assigned July 5, 2024)
- Red Oldham - Paul Sullivan (Assigned March 22, 2022)
- Darren Oliver - Giselle Stancic
- Steve Ontiveros
- Magglio Ordoñez - Venezuelans (Assigned October 22, 2018)
- Joe Orsulak - Steven Colmus (Assigned March 9, 2020)
- Jorge Orta - Kevin O’Brien
- Joe Ostrowski - Len Pasculli (Assigned July 9, 2024)
- Jimmy Outlaw - Chip Mundy (Assigned January 24, 2023)
- Oscar Owens - 1931 Homestead Grays (Assigned April 23, 2024)
- Pablo Ozuna - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Ted Page - 1931 Homestead Grays (Assigned April 23, 2024)
- Emilio Palmero - Craig Lammers (Assigned November 20, 2019)
- Jose Paniagua - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Arthur Pappas - Karl Cicitto
- Chan Ho Park - Zac Petrillo (Assigned September 28, 2023)
- Bill Parks - Richard Hershberger (Assigned September 10, 2014)
- Xavier Paul - Daniel Winkler (Assigned August 4, 2022)
- Ike Pearson - Gregory H. Wolf
- Albie Pearson - Warren Corbett
- Heinie Peitz - Malcolm Allen (Assigned April 20, 2024)
- Wily Mo Pena - Charles Mathon (Assigned January 27, 2023)
- Tomas Perez - Venezuelans (Assigned October 22, 2018)
- Timo Perez - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Robert Perez - Venezuelans (Assigned October 22, 2018)
- Gerald Perry - 2001 Seattle Mariners book (Assigned June 1, 2023)
- John Peters
- Ray Peters - Tony Lehman
- Nealy Phelps - Steven Glassman (Assigned February 14, 2023)
- Tony Phillips - Preston Salisbury (Assigned June 1, 2024)
- Bill Phyle - Anthony Bush (Assigned May 12, 2014)
- Ollie Pickering - Terry Bohn (Assigned July 17, 2024)
- Marino Pieretti - Tim Castelli (Assigned April 10, 2024)
- A. J. Pierzynski - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Jess Pike - Native American Ballplayers book
- Joel Pineiro - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Ed Pipgras - Armand Peterson (Assigned March 9, 2020)
- Phil Plantier - Bill Nowlin
- Scott Podsednik - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Spottswood Poles - Thomas Kern (Assigned February 29, 2024)
- Cliff Politte - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Buster Posey - Zack Casciato (Assigned April 27, 2024)
- Grover Powell - Les Masterson (Assigned January 19, 2023)
- Jake Powell - Jerry Grillo (Assigned February 20, 2020)
- Al Pratt - Brad Cuprik
- George Provens - 1945 Cleveland Buckeyes book (Assigned February 19, 2024)
- Hub Pruett - Andrew Forbes (Assigned October 23, 2024)
- Bill Pulsipher - Peter Gerken (Assigned February 2, 2023)
- John Pyecha - George Pawlush (Assigned August 16, 2024)
- Shadow Pyle - Brian Engelhardt (Assigned November 28, 2017)
- Joseph Quinn - Mike Passey (Assigned December 20, 2018)
- Tomás Quiñones - Tony Oliver (Assigned July 31, 2024)
- Marshall Quinton - Justin Mckinney (Assigned February 17, 2017)
- Doug Rau - Stephen W. Dittmore
- Johnny Rawlings - John Liepa (Assigned January 12, 2014)
- John Reccius - Tim Newby (Assigned May 15, 2024)
- Rick Reed
- Rick Reichardt - David Fletcher (Assigned November 8, 2010)
- Jessie Reid - One-Hit Wonders (Assigned July 12, 2018)
- Ambrose Reid - 1931 Homestead Grays (Assigned April 23, 2024)
- Bill Reidy
- Jerry Reinsdorf - 2005 Chicago White Sox book (Assigned January 30, 2024)
- Rick Reuschel - Tim Castelli (Assigned April 9, 2024)
- Tuffy Rhodes - Jackson Nielsen (Assigned December 20, 2018)
- Frank Rhoner - Bill Lamb (Assigned July 9, 2024)
- J. R. Richard - Michael Kane (Assigned March 11, 2019)
- Jim Riggleman - Tim Newby (Assigned February 8, 2024)
- Ernie Riles - Michael Marsh (Assigned December 15, 2024)
- Allen Ripley - Jon Henson
- John Ritchey - Eric Vickrey (Assigned February 2, 2024)
- Juan Rivera - Venezuelans (Assigned October 22, 2018)
- Mickey Rivers - Chris Hicks (Assigned February 28, 2022)
- John Roach - Fred Richards (Assigned June 16, 2014)
- Bob Robertson - Thomas Kern (Assigned September 19, 2024)
- Dave Robertson - Timothy Peeler
- Hank Robinson - Darren Gibson
- Eddy Rodriguez
- Francisco Rodriguez - Venezuelans (Assigned October 22, 2018)
- Eduardo Rodriguez - Tony Oliver (Assigned September 4, 2022)
- Francisco Rodriguez
- Jimmy Rollins - Andy Sturgill (Assigned January 13, 2024)
- Phil Roof - Kelly G. Park (Assigned August 6, 2018)
- John Rooney - 2005 Chicago White Sox book (Assigned November 20, 2024)
- Gary Ross - Luis A. Blandón Jr. (Assigned December 6, 2019)
- Aaron Rowand - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Jerry Royster - Pat McCrary (Assigned June 12, 2022)
- Vern Ruhle - Paul White (Assigned February 20, 2023)
- Jeff Russell - Karl Cicitto
- Bill Russell - Mark Schremmer (Assigned August 12, 2022)
- Buddy Ryan - Len Pasculli (Assigned January 14, 2024)
- Chris Sabo - Ryan Borgemenke (Assigned September 10, 2018)
- Fred Saigh - Philip Bolda (Assigned February 20, 2017)
- Luis Salazar - Venezuelans (Assigned October 22, 2018)
- Solly Salisbury - Robert Price (Assigned July 17, 2024)
- Tim Salmon - J. Scott Shaffer (Assigned March 18, 2023)
- Jack Saltzgaver - Michael Gates
- Gus Sandberg - Eric Frost (Assigned January 30, 2017)
- Anthony Sanders - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Johan Santana - Bryan Lake (Assigned December 4, 2017)
- Kazuhiro Sasaki - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Eiji Sawamura - Paul Hofmann (Assigned November 3, 2019)
- Pat Scanlon - Jim McKernon
- Dave Schmidt
- Pete Schneider - Gregory H. Wolf (Assigned March 9, 2017)
- Karl Schnell - Brian Kopycinski (Assigned October 25, 2024)
- Paul Schreiber
- Bill Schroeder - Dennis Degenhardt (Assigned November 24, 2019)
- Evan Scribner - David Bilmes (Assigned November 6, 2024)
- Chuck Scrivener - Scott Burks (Assigned February 6, 2019)
- Marco Scutaro - Venezuelans (Assigned October 22, 2018)
- Aaron Sele - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Dan Serafini - Kevin Larkin (Assigned January 29, 2019)
- Rip Sewell - Gregory H. Wolf (Assigned January 18, 2017)
- Jack Sharrott - Peter Mancuso (Assigned October 10, 2002)
- George Sharrott - Peter Mancuso (Assigned October 10, 2002)
- Dan Shaughnessy - Gordon Edes (Assigned August 3, 2017)
- William Shea - Rory Costello (Assigned June 25, 2017)
- Tom Sheehan - T.S. Flynn (Assigned December 17, 2012)
- Dan Sheehan - Justin Mckinney (Assigned February 17, 2017)
- Willie Sheelor - Jeff Barto (Assigned December 28, 2018)
- Pat Sheridan - Nick Waddell (Assigned March 9, 2020)
- Bart Shirley - Stephen W. Dittmore
- Ed Sicking - Stanley Enzweiler (Assigned September 19, 2022)
- Joe Simmons - David Rader (Assigned December 3, 2024)
- Harry Simmons - David Simmons (Assigned December 15, 2022)
- Mike Simon - Brian Pulverenti (Assigned December 1, 2024)
- Duke Sims - Dave Bodemer (Assigned January 26, 2019)
- Matt Sinatro - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Orville Singer - 1931 Homestead Grays (Assigned April 23, 2024)
- John Sipin - Geoffrey Dunn (Assigned January 14, 2019)
- Grady Sizemore - David Ott (Assigned July 1, 2024)
- George Sleeman - Martin Lacoste
- Paul Smith - Jason Silverman (Assigned January 10, 2024)
- Edgar Smith - Bob LeMoine (Assigned July 3, 2024)
- Claire Smith - Tracy Greer (Assigned May 9, 2017)
- Ford Smith - M. Shawn Hennessy (Assigned June 3, 2024)
- Charles Snyder - Justin Mckinney (Assigned February 17, 2017)
- Hank Soar - Jay Hurd (Assigned January 3, 2023)
- Luis Sojo - Venezuelans (Assigned October 22, 2018)
- Steve Sparks - Alan Cohen
- Mike Squires - Eric Phillips
- Willie Stanard - Vincent T. Ciaramella (Assigned November 17, 2024)
- Mike Stanley - Lance Levine (Assigned July 6, 2024)
- Denny Stark - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Abe Stark - Peter Dreier (Assigned March 15, 2023)
- Henry Stein - Justin Mckinney (Assigned May 18, 2016)
- Dernell Stenson - John Fredland
- Phil Stephenson - William Ward (Assigned July 12, 2023)
- Jim Stevens - Darren Gibson (Assigned March 19, 2024)
- Harry M. Stevens - David Powell (Assigned January 12, 2019)
- Lefty Stewart - Gregory H. Wolf
- Royle Stillman - Brian Werner
- Bill Stumpf - Bill Lamb (Assigned November 24, 2024)
- John Stuper - Peter M. Gordon (Assigned March 18, 2020)
- George Stutz - Brian Engelhardt (Assigned November 28, 2017)
- Tom Sullivan
- Tom Sullivan
- Jim Sundberg - Justin Krueger
- B. J. Surhoff - Malcolm Allen
- Shingo Takatsu - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Frank Tanana - Gordon J. Gattie (Assigned February 7, 2018)
- Walter Tappan - Kurt Blumenau (Assigned December 16, 2024)
- Carl Taylor - Kevin Cremin
- Ben Taylor
- Scott Taylor - David Moore (Assigned June 19, 2023)
- Ben Taylor
- Dan Thomas - Chuck Johnson (Assigned August 13, 2016)
- Frank Thomas - 2005 Chicago White Sox book (Assigned December 26, 2022)
- Bill Thomas - David Jerome (Assigned January 7, 2024)
- Gary Thomasson - Joey Nicoletti
- Frank Thompson - Justin Mckinney (Assigned July 24, 2023)
- Homer Thompson - Darren Gibson (Assigned June 26, 2023)
- Robby Thompson - Joseph Wancho (Assigned May 26, 2024)
- Mike Thompson - Jason Horowitz
- William Penn Thompson - Jay Hurd
- Billy Thompson - Jay Hurd (Assigned July 11, 2024)
- Scott Thorman - Mark Davis
- Syd Thrift - Michael Vranesevic
- Sloppy Thurston - Bill Lamberty (Assigned August 8, 2002)
- Dick Tidrow - Keith Collins
- Ben Tincup - Native American Ballplayers book
- Lee Tinsley - Sam Gazdziak (Assigned July 16, 2023)
- Brett Tomko - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Phil Tomney - Brian Engelhardt (Assigned November 28, 2017)
- Ron Tompkins - Alison Grillo
- Wyatt Toregas - Native American Ballplayers book (Assigned August 14, 2023)
- Coaker Triplett
- Steve Trout - Paul Hofmann (Assigned January 25, 2020)
- George Twombly - Aidan Jackson-Evans
- Babe Twombly - Aidan Jackson-Evans
- Frenchy Uhalt - Dan Schoenholz (Assigned February 19, 2024)
- Ugueth Urbina - Venezuelans (Assigned October 22, 2018)
- Juan Uribe - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Chase Utley - Andy Sturgill (Assigned January 13, 2024)
- Mike Vail - Rory Costello (Assigned December 1, 2023)
- Benny Valenzuela - Enrique García-Villarreal (Assigned June 2, 2022)
- Fernando Valenzuela - Kevin Mills (Assigned December 1, 2018)
- Russ Van Atta - Steve Kuzmiak (Assigned May 21, 2019)
- Andy Van Slyke - John Fredland
- Rick Vanden Hurk - Herbert Degens (Assigned July 12, 2018)
- Elam Vangilder - Daniel Shirley (Assigned December 9, 2019)
- John Vann - Native American Ballplayers book
- Ramon Vazquez - 2001 Seattle Mariners book (Assigned June 1, 2023)
- Joe Verbanic - Brian Kopycinski (Assigned December 20, 2024)
- Shane Victorino - Michael W. Lewis Jr.
- Ozzie Virgil
- Luis Vizcaino - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Chris Von Der Ahe - Gregory H. Wolf
- Fritz Von Kolnitz - Ron Krug (Assigned May 4, 2023)
- Rick Waits - Alan Raylesberg (Assigned August 15, 2019)
- Bob Walk - Tom Crist (Assigned October 15, 2022)
- Kevin Walker - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Greg Walker - 2005 Chicago White Sox book (Assigned November 7, 2023)
- George Walker - Justin Mckinney (Assigned January 23, 2024)
- Charley Walker - 1931 Homestead Grays (Assigned April 23, 2024)
- Archie Ware - 1945 Cleveland Buckeyes book (Assigned November 7, 2023)
- Tommy Warren - Native American Ballplayers book
- Greg Washburn - Ryan Van Der Karr (Assigned July 28, 2022)
- Jasper Washington - 1931 Homestead Grays (Assigned April 23, 2024)
- Dave Watkins - Bryan Peabody (Assigned January 7, 2023)
- Jake Weimer - Michael Gates (Assigned November 21, 2010)
- Willie Wells - Eric Robinson (Assigned March 4, 2013)
- Johnny Werhas - Stephen W. Dittmore
- Max West - Chris Betsch (Assigned October 9, 2024)
- Joe West - Fred O. Rodgers (Assigned December 5, 2023)
- Huyler Westervelt - Bill Lamb (Assigned May 11, 2024)
- Jerry White - Gary Caouette (Assigned April 5, 2023)
- Larry Whiteside - Gordon Edes (Assigned August 3, 2017)
- Dave Wickersham - Ian Braun
- Chris Widger - 2005 Chicago White Sox book (Assigned November 7, 2023)
- Matt Williams - Joseph Wancho (Assigned May 26, 2024)
- Joe Williams - Dave Wilkie
- Lefty Williams - Vincent T. Ciaramella (Assigned February 23, 2023)
- Roy S. Williams - 1931 Homestead Grays (Assigned April 23, 2024)
- Kenny Williams - 2005 Chicago White Sox book (Assigned October 12, 2024)
- Ed Williamson - Paul Proia (Assigned August 17, 2018)
- Jim Willis
- Paul Wilson - Peter Gerken (Assigned February 2, 2023)
- Bill Wilson - Robert Cole
- Nip Winters - Abigail Miskowiec (Assigned July 9, 2024)
- Connie Wisniewski (Assigned March 30, 2020)
- Roy Witherup - Mark S. Sternman (Assigned October 9, 2024)
- Jim Wohlford - H.R. Ryan (Assigned May 10, 2023)
- Pete Wojey - Jeremiah Woolsey (Assigned March 3, 2012)
- Barney Wolfe - Edward Damer (Assigned April 26, 2024)
- Polly Wolfe - Jason Silverman
- George Wood - Joe Irwin (Assigned February 21, 2023)
- Larry Woodall - Matthew Clifford (Assigned October 23, 2013)
- Gary Woods - Jason Levin
- Parnell Woods - Sean Kolodziej (Assigned September 12, 2023)
- David Wright - Ralph Caola (Assigned September 10, 2024)
- Jim Wright
- Jim Wright - Rob Nee
- Ernest Wright - 1945 Cleveland Buckeyes book (Assigned December 15, 2023)
- Ernie Wright - 1945 Cleveland Buckeyes book (Assigned February 19, 2024)
- Marvell Wynne - Jason Schwartz (Assigned November 7, 2019)
- Bill Yancey - Kenny Ayres (Assigned January 5, 2023)
- Ed Yarnall - Tara Krieger
- Eddie Yasinski - Don Dingee (Assigned June 27, 2022)
- Larry Yellen - Mitch Abidor (Assigned June 9, 2019)
- Wally Yonamine - Heather Kerrigan (Assigned July 26, 2023)
- Michael Young - TR Sullivan
- Joel Youngblood - Tom Bowen (Assigned May 31, 2024)
- Geoff Zahn - Luis A. Blandón Jr. (Assigned December 6, 2019)
- Charlie Zink - Bill Nowlin (Assigned March 1, 2024)
- Richie Zisk - Joseph Wancho (Assigned September 23, 2024)
- Sam Zoldak - Joseph Wancho (Assigned August 4, 2024)
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