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| Career Post-Season Strikeouts per 9IP Leaderboard | |
| * - Indicates Hall of Fame Bold - Indicates active player |
| Rank | Player | Strikeouts per 9IP | IP | Years | Single Season Leaderboard |
| 1. | Voo Fowler | 12.63 | 128.3 | 1974-1983 | |
| 2. | Roger Reuter | 12.44 | 25.3 | 1974-1980 | |
| 3. | Gustavo Aranda | 12.23 | 39.0 | 1977-1981 | |
| 4. | Steve Nebraska * | 11.64 | 348.0 | 1973-1990 | |
| 5. | Horace Horton | 11.29 | 22.3 | 1975-1979 | |
| 6. | Bobby Carey | 10.89 | 20.7 | 1981-1984 | |
| 7. | Roy Hobbs, Jr. * | 10.49 | 167.3 | 1973-1980 | |
| 8. | Rudi Stein | 10.14 | 26.6 | 1974-1981 | |
| 9. | Allan Atkins | 10.10 | 38.3 | 1989-1994 | |
| 10. | Todd Hoyt | 9.96 | 25.3 | 1985-1994 | |
| 11. | Rob Dibble | 9.93 | 22.7 | 1988-1992 | |
| 12. | Scott Finister | 9.88 | 37.3 | 1973-1976 | |
| 13. | Lincoln Hoots | 9.87 | 83.0 | 1980-1991 | |
| 14. | Vernon Simpson * | 9.87 | 104.0 | 1973-1978 | |
| 15. | Tenchi Masaki | 9.85 | 32.0 | 1986-1993 | |
| 16. | Heath Rockefeller | 9.74 | 69.3 | 1992-1994 | |
| 17. | Narciso Jarilla | 9.65 | 64.3 | 1973-1979 | |
| 18. | Hank Daniels | 9.53 | 39.7 | 1987-1988 | |
| 19. | Fernando Huertas | 9.49 | 122.3 | 1977-1991 | |
| 20. | Vernon Meyer | 9.36 | 82.7 | 1979-1985 | |
| 21. | Ron Burgundy | 9.34 | 35.7 | 1993-1994 | |
| John Fillion | 9.34 | 35.7 | 1981-1985 | ||
| 23. | Hank Davidson | 9.30 | 30.0 | 1989-1993 | |
| 24. | Johan Schmatzhagen * | 9.30 | 212.0 | 1974-1982 | |
| 25. | Chet Steadman | 9.28 | 21.3 | 1993-1994 | |
| 26. | Marcellus Conley | 9.22 | 69.3 | 1974-1979 | |
| 27. | Billy Chapel | 9.15 | 78.7 | 1973-1976 | |
| 28. | Ricardo Barrera | 9.14 | 65.0 | 1983-1991 | |
| 29. | Aaron Alfonso | 9.11 | 26.7 | 1973-1975 | |
| 30. | Mark Bobovnik * | 9.10 | 202.7 | 1982-1991 | |
| 31. | Eric Beckmeyer | 9.02 | 134.6 | 1981-1990 | |
| 32. | Christopher Pump | 9.00 | 39.0 | 1976-1991 | |
| 33. | Shelby Palubiak | 9.00 | 22.0 | 1985-1989 | |
| 34. | Gunga Oogolagunga | 9.00 | 35.0 | 1983-1988 | |
| 35. | Luke Nastay | 9.00 | 115.0 | 1987-1994 | |
| 36. | Allen Tasker | 9.00 | 21.0 | 1983-1984 | |
| 37. | Rudy Sparrow | 8.87 | 44.6 | 1977-1992 | |
| 38. | Jeff Kiplinger | 8.85 | 39.7 | 1992-1994 | |
| 39. | Jacob Butler | 8.77 | 39.0 | 1977-1980 | |
| 40. | Darius Widowmaker | 8.67 | 45.7 | 1987-1994 | |
| 41. | Jerome Winter | 8.61 | 30.3 | 1973-1975 | |
| 42. | Henry Ellis | 8.55 | 132.7 | 1983-1994 | |
| 43. | Thomas Holden | 8.49 | 35.0 | 1975-1976 | |
| 44. | Earl Pulver | 8.47 | 39.3 | 1975-1980 | |
| 45. | Al Alexander | 8.44 | 21.3 | 1987-1988 | |
| 46. | Kurt Stallwith * | 8.44 | 145.0 | 1974-1980 | |
| 47. | Ricky Knutsen | 8.42 | 56.7 | 1986-1992 | |
| 48. | Olen Eoff | 8.36 | 75.3 | 1979-1987 | |
| 49. | Evander Kilkenny | 8.36 | 74.3 | 1988-1994 | |
| 50. | Larry Gorton | 8.25 | 84.0 | 1974-1981 |
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