| Tim Albert | OF | 6-2 | 185 | L | R | 1968-11-07 | Upland,CA | A | | 1991-1992 | 1991- 18- 468-MIL | Hawaii |
| Sean Aspinall | OF | 6-0 | 190 | R | R | 1994-12-19 | Upland,CA | NCAA | | 2014-2018 | | Azusa Pacific |
| Brad Barragar | P | 6-4 | 215 | R | R | 1985-11-05 | Upland,CA | | | | 2005- 8- 249-TEX | Golden West, Cal State Fullerton, CSUN |
| Ryan Bast | IF | 6-1 | 175 | R | R | 1989-10-04 | Upland,CA | NCAA | | 2009-2011 | | USC |
| Justin Beck | IF | 6-+0 | 180 | B | R | 1996-02-28 | Upland,CA | NCAA | | 2015-2018 | | San Jose State, UC San Diego |
| Kris Butler | P | 6-4 | 215 | R | R | | Upland,CA | NCAA | | 2010-2012 | | Hawaii, Riverside CC |
| Jose Cevallos | IF | 5-8 | 145 | R | R | | Upland,CA | NAIA | | 2022-2024 | | Concordia University |
| Ethan Chapman | OF | 6-0 | 180 | L | R | 1990-01-05 | Upland,CA | AAA | | 2010-2017 | 2012- 30- 913-KCA | Cal State San Bernardino |
| Damien Chavez | P | 6-2 | 200 | R | R | 1989-09-20 | Upland,CA | Indy | | 2010-2010 | | z-no colleges |
| Frankie Christian | CF | 5-11 | 192 | L | L | 1991-06-06 | Upland,CA | Rk | | 2010-2011 | 2010- 19- 582-SEA | z-no colleges |
| David Coggin | P | 6-4 | 210 | R | R | 1976-10-30 | Covina,CA | MLB | 2000-2002 | 1995-2007 | 1995- 1- 30-PHI | z-no colleges |
| Camden Cooper | P | 6-4 | 165 | R | R | | Upland,CA | NAIA | | 2023-2024 | | Rio Hondo CC, Westcliff |
| Drew Cowley | IF | 5-10 | 194 | L | R | 1999-04-19 | Upland,CA | NCAA | | 2018-2023 | | Oregon, Cal Poly Pomona |
| Gerald Crump | OF | 6-1 | 195 | L | L | 1971-02-26 | Upland,CA | Rk | | 1989-1990 | 1989- 19- 497-TOR | z-no colleges |
| Jason Davis | P | 6-2 | 175 | R | R | 1971-07-27 | Upland,CA | | | | 1989- 57-1390-OAK | Cal Poly |
| Richard Davis | P | 6-2 | 190 | R | R | 1966-09-26 | Los Angeles,CA | AAA | | 1989-1993 | 1989- 7- 182-SDN | Cal State Dominguez Hills |
| Skyler De Los Reyes | IF | 5-9 | 155 | R | R | | San Dimas,CA | NCAA | | 2017-2020 | | UC Riverside |
| Dominic Del Hoyo | C | 5-10 | 185 | R | R | | Upland,CA | JrCollege | | 2024-2024 | | Rio Hondo CC |
| Jim Filippi | P | 6-1 | 190 | R | R | 1963-09-23 | Upland,CA | AA | | 1984-1987 | 1984- 12- 314-CHA | Florida Intl |
| Rollie Fingers | P | 6-4 | 195 | R | R | 1946-08-25 | Steubenville,OH | MLB | 1968-1985 | 1968-1985 | 1964- UDFA -KC1 | z-no colleges |
| Scott Frazier | P | 6-7 | 215 | R | R | 1991-12-03 | Upland,CA | A | | 2011-2016 | 2013- 6- 168-CHN | Pepperdine |
| Alexis Gamino | P | 6-1 | 200 | R | R | | Upland,CA | JrCollege | | 2024-2024 | | Chaffey |
| Greg Garver | OF | 6-1 | 210 | L | R | 1950-02-27 | Upland,CA | | | | 1970- 6- 127-SLN | Chaffey |
| Jeremy Giesegh | OF | 6-1 | 195 | R | R | 2003-12-16 | Upland,CA | NCAA | | 2023-2024 | | Cal State San Bernardino |
| Michael Gomez | P | 6-3 | 210 | R | R | 1996-08-15 | Upland,CA | AAA | | 2015-2024 | 2018- UDFA -PHI | Cal Poly, Cal Poly Pomona |
| Reece Harney | P | 6-0 | | R | R | | Upland,CA | JrCollege | | 2024-2024 | | Citrus College |
| Ryan Harney | P | 5-11 | | R | R | | Upland,CA | NAIA | | 2020-2024 | | Citrus College, Mid-America Christian |
| Tim Helton | C | 5-10 | 185 | R | R | 1992-07-22 | Upland,CA | | | | 2010- 28- 864-ANA | Chaffey |
| Brad Hochberger | P | 5-9 | 200 | L | R | | Upland,CA | JrCollege | | 2024-2024 | | Rio Hondo CC |
| Terry Jones | 3B | 6-2 | 195 | R | R | 1983-03-20 | Pomona,CA | A+ | | 2001-2004 | 2001- 4- 110-PHI | z-no colleges |
| Taylor Juline | C | 6-1 | 180 | L | R | | Upland,CA | NCAA | | 2019-2022 | | UC Riverside |
| Tucker Juline | P | 6-2 | 220 | R | R | | Upland,CA | NCAA | | 2021-2024 | | UC Riverside |
| Steven Kogut | C | 5-11 | 185 | L | R | 1949-11-05 | Upland,CA | | | | 1968- 4- 64-NYA | z-no colleges |
| Jeff Kross | P | 6-6 | 230 | R | R | 1996-07-12 | Glendora,CA | NCAA | | 2018-2020 | | San Diego State, Orange Coast College, Cal State San Bernardino |
| Steve Lemmon | P-C | 6-2 | 205 | R | R | 1985-08-16 | Upland,CA | Indy | | 2006-2011 | | CSUN, Chaffey, Cerritos |
| Jeff Liefer | 1B-LF | 6-4 | 220 | L | R | 1974-08-17 | Fontana,CA | MLB | 1999-2005 | 1994-2008 | 1995- 1- 25-CHA | Long Beach State |
| Doug Lindsey | P | 6-1 | 190 | R | L | 1959-06-07 | Upland,CA | A | | 1982-1982 | 1981- 15- 366-CAL | La Verne |
| Adrian Mardueno | P | 5-10 | 180 | R | R | 1998-02-03 | Arcadia,CA | A- | | 2017-2022 | 2019- 20- 605-SLN | San Diego State |
| Nathan Marquez | P | 5-11 | 205 | R | R | | Upland,CA | JrCollege | | 2024-2024 | | Citrus College |
| Eric Marrujo | P | 6-1 | 165 | R | R | | Upland,CA | NCAA | | 2021-2024 | | UC Riverside |
| Chad Moeller | C | 6-3 | 220 | R | R | 1975-02-18 | Upland,CA | MLB | 2000-2010 | 1994-2010 | 1996- 7- 187-MIN | USC |
| Ryan Moore | IF | 5-10 | 175 | L | R | 1976-07-28 | Pomona,CA | A+ | | 1998-2001 | | Cal State Fullerton, Mount San Antonio College |
| Ryan Morford | IF | 5-11 | 180 | | | | Pomona,CA | NCAA | | 2008-2009 | | Hawaii, Santa Barbara City College |
| Nick O'Loughlin | C | 6-0 | 200 | R | R | 1990-04-02 | Upland,CA | A+ | | 2011-2014 | 2014- UDFA -ANA | Cal State Fullerton, Fullerton College, Cal Poly Pomona |
| Mike Paulk | LF | 6-2 | 195 | L | L | 1984-04-23 | San Diego,CA | AAA | | 2003-2011 | 2005- 13- 387-COL | CSUN |
| Jason Payne | OF | 5-10 | 175 | R | R | | Upland,CA | NCAA | | 2000-2002 | | Pepperdine |
| Jordan Peel | C | 6-1 | 195 | R | R | | Upland,CA | | | | | Air Force |
| Tommy Pincin | C | 6-0 | 190 | R | R | 1995-10-04 | Upland,CA | NCAA | | 2015-2017 | 2014- 26- 775-NYN | Riverside CC, Cal State Los Angeles |
| Tim Pomierski | P | 5-10 | 150 | R | R | 1990-06-14 | Upland,CA | NCAA | | 2010-2012 | | Coppin State College, CSU-Pueblo |
| Chris Powell | P | 6-2 | 170 | R | R | 1992-09-21 | Upland,CA | AA | | 2012-2018 | 2015- 39-1182-LAN | Cal Poly Pomona |
| Maurice Powell | P | 5-11 | 170 | R | R | 1981-02-27 | Lynwood,CA | Rk | | 2000-2000 | 1999- 46-1362-MIN | z-no colleges |
| Joel Quemada | OF | 5-10 | 165 | R | R | | Upland,CA | JrCollege | | 2023-2024 | | Mount San Antonio College |
| Scott Rivette | P | 6-2 | 200 | B | R | 1974-02-08 | Montclair,CA | AAA | | 1994-2000 | 1995- 11- 288-OAK | Citrus College, Long Beach State |
| Daniel Robertson | SS-3B | 5-11 | 210 | R | R | 1994-03-22 | Upland,CA | MLB | 2017-2021 | 2012-2023 | 2012- 1- 34-OAK | z-no colleges |
| Doug Robertson | P | 6-1 | 185 | B | R | 1963-04-15 | Upland,CA | AAA | | 1985-1991 | 1985- 3- 56-SFN | Cal State Fullerton |
| Ryan Rodriguez | P | 6-0 | 165 | R | R | | Upland,CA | NCAA | | 2018-2021 | | UC Davis |
| Evan Rowe | OF | 6-2 | 215 | R | R | | Upland,CA | NCAA | | 2021-2023 | | Biola |
| Shawn Sanderfer | 3B | 6-2 | 205 | B | R | 1972-11-10 | Upland,CA | Rk | | 1992-1995 | 1992- 29- 816-OAK | Riverside CC |
| Tom Scaletta | IF | 6-0 | 180 | L | R | 1963-11-30 | Upland,CA | A | | 1985-1985 | 1985- 12- 301-MIN | Cal Poly Pomona |
| Conner Shepherd | IF | 6-1 | 215 | L | R | 1997-05-21 | Upland,CA | NCAA | | 2017-2021 | | Florida Intl, Mount San Antonio College, Texas Christian |
| Bob Sheridan | P | 6-2 | 185 | R | R | 1969-02-04 | Upland,CA | A- | | 1989-1989 | 1987- 3- 68-SDN | z-no colleges |
| Michael Sheridan | C-1B | 6-0 | 200 | L | R | | Upland,CA | A+ | | 1987-1987 | | z-no colleges |
| Chris Sotro | P | 6-1 | 205 | R | R | 1980-12-08 | Upland,CA | Rk | | 2004-2004 | 2004- 28- 844-HOU | Cal Poly Pomona |
| Joseph Sullivan | P | 6-2 | 175 | R | L | | Upland,CA | JrCollege | | 2013-2013 | | CSUN, Riverside CC |
| Steve Tarbell | C | 6-4 | 205 | R | R | 1954-02-07 | Upland,CA | AA | | 1977-1977 | 1972- 11- 256-BOS | z-no colleges |
| Todd Taylor | P | | | | | | Upland,CA | | | | 1980- 2- 33-NYA | Citrus College |
| Ryan Tracey | P | 6-2 | 220 | R | R | 1979-05-09 | Bellflower,CA | Indy | | 2005-2005 | | Connecticut |
| Sean Tracey | P | 6-1 | 205 | L | R | 1980-11-14 | Upland,CA | MLB | 2006-2006 | 2002-2015 | 2002- 8- 240-CHA | UC Irvine, Citrus College |
| Grant Vermillion | P | 6-0 | 195 | R | R | 1971-10-07 | Sun City,CA | A+ | | 1993-1996 | | USC, Chaffey |
| Steve Vondran | 3B-C | 6-0 | 190 | R | R | 1966-12-30 | Upland,CA | A | | 1989-1991 | 1989- 13- 342-CIN | Fresno State |
| Ryan Webb | OF | 6-3 | 190 | R | R | 1978-05-30 | West Covina,CA | A+ | | 2001-2006 | 2001- 42-1257-ANA | Long Beach State, Citrus College, Chico State |
| Julian Williams | OF | 5-11 | 175 | R | R | 1983-07-27 | Fontana,CA | A | | 2002-2008 | 2002- 35-1062-SLN | Long Beach CC |
| Michael Wing | 3B-1B | 6-1 | 180 | R | R | 1988-10-25 | Pasadena,CA | AAA | | 2007-2024 | 2007- 26- 808-ANA | z-no colleges |
| Richard Wrobel | OF | 6-4 | 215 | R | R | 1972-02-28 | | | | | 1990- 50-1260-SEA | Fresno State, Chaffey, Point Loma Nazarene |
| Sean York | P | 6-6 | 230 | R | R | | Upland,CA | | | | | Riverside CC |
| Roger Zottneck | C | 6-2 | 190 | R | R | 1962-05-27 | Monrovia,CA | A+ | | 1985-1987 | | Cal State Fullerton, Mount San Antonio College |
| 76 Record(s) |