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| Career Post-Season Winning Pct Leaderboard | |
| * - Indicates Hall of Fame Bold - Indicates active player |
| Rank | Player | Winning Pct | IP | Years | Single Season Leaderboard |
| 1. | Shane Christen | 1.0000 | 46.0 | 1992-1994 | |
| Damian Bedgood | 1.0000 | 55.0 | 1989-1992 | ||
| Mike Powell | 1.0000 | 18.0 | 1981-1992 | ||
| Ivan Aguilera | 1.0000 | 42.0 | 1977-1981 | ||
| 5. | Voo Fowler | .9091 | 128.3 | 1974-1983 | |
| 6. | Heath Rockefeller | .8571 | 69.3 | 1992-1994 | |
| 7. | John Ross Riles, Jr. | .8421 | 190.6 | 1982-1993 | |
| 8. | Eddie Harris | .8333 | 61.3 | 1991-1994 | |
| Corey Aubrey | .8333 | 74.7 | 1975-1985 | ||
| Daniel Wood | .8333 | 35.3 | 1982-1985 | ||
| 11. | Timothy Regina | .8125 | 121.6 | 1985-1994 | |
| 12. | Luke Sciortino | .8000 | 41.3 | 1986-1994 | |
| Eric Van Leemer | .8000 | 58.7 | 1986-1992 | ||
| Rudy Sparrow | .8000 | 44.6 | 1977-1992 | ||
| Tom Candiotti | .8000 | 15.0 | 1989-1991 | ||
| Alex Lopez | .8000 | 46.0 | 1985-1986 | ||
| Todd Adams | .8000 | 45.3 | 1978-1982 | ||
| 18. | Isidro Guiterrez | .7500 | 84.7 | 1986-1994 | |
| Woodrow Talamantes | .7500 | 15.3 | 1991-1994 | ||
| Pete Redfern | .7500 | 93.6 | 1983-1992 | ||
| Nick Machiavelli | .7500 | 35.3 | 1989-1992 | ||
| George Kemper | .7500 | 17.7 | 1981-1987 | ||
| Juan Verde | .7500 | 38.0 | 1979-1986 | ||
| Jeffrey McDuffie | .7500 | 18.0 | 1975-1983 | ||
| Jamaal Jumboni | .7500 | 74.3 | 1974-1982 | ||
| Roger Reuter | .7500 | 25.3 | 1974-1980 | ||
| 27. | Steve Nebraska * | .6765 | 348.0 | 1973-1990 | |
| 28. | Mark Bobovnik * | .6667 | 202.7 | 1982-1991 | |
| Ricardo Barrera | .6667 | 65.0 | 1983-1991 | ||
| Gunga Oogolagunga | .6667 | 35.0 | 1983-1988 | ||
| Andy Messersmith | .6667 | 81.7 | 1976-1982 | ||
| Gustavo Aranda | .6667 | 39.0 | 1977-1981 | ||
| Julio Guillerma | .6667 | 44.0 | 1980-1980 | ||
| Marcellus Conley | .6667 | 69.3 | 1974-1979 | ||
| 35. | James Raya | .6364 | 100.3 | 1977-1983 | |
| 36. | Narciso Jarilla | .6250 | 64.3 | 1973-1979 | |
| 37. | Johan Schmatzhagen * | .6190 | 212.0 | 1974-1982 | |
| 38. | Eric Beckmeyer | .6154 | 134.6 | 1981-1990 | |
| 39. | Allan Atkins | .6000 | 38.3 | 1989-1994 | |
| Hi Brown | .6000 | 100.0 | 1986-1992 | ||
| Ricky Knutsen | .6000 | 56.7 | 1986-1992 | ||
| Phil Longwell | .6000 | 31.7 | 1982-1992 | ||
| Paul Khalil | .6000 | 90.3 | 1983-1990 | ||
| Earl Weinstein | .6000 | 34.3 | 1985-1988 | ||
| Adrian Linares | .6000 | 28.0 | 1981-1983 | ||
| Kurt Stallwith * | .6000 | 145.0 | 1974-1980 | ||
| Brock Rutherford | .6000 | 59.7 | 1975-1978 | ||
| Cornelius Lattimore | .6000 | 38.7 | 1974-1976 | ||
| Mitchell O'Hara | .6000 | 37.0 | 1974-1974 | ||
| 50. | Jerry Syed * | .5833 | 123.6 | 1978-1988 |
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