Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Complete Games)
Average
OBP
SLG
OPS
At Bats
Runs
Hits
Doubles
Triples
Homers
RBIs
Walks
Strikeouts
Stolen Bases
Caught Stealing
Sac Hits
Sac Fly
HBP
GIDP
D+/-
Wins
Losses
ERA
WHIP
Innings
Hits Allowed
HR Allowed
Walks (P)
Strikeouts (p)
Complete Games
Saves
Blown Saves
Shutouts
Quality Starts
Wild Pitches
Hit Batters
H/9
BB/9
SO/9
| 1. | Starffin, Victor | (gibblets1973) | Bally Haly Bay Stars | 31 |
| 2. | Fujimoto, Hideo | (gibblets1973) | Bally Haly Bay Stars | 30 |
| 3. | Fujimoto, Hideo | (walle-2) | Toronto Tigers | 30 |
| 4. | Fujimoto, Hideo | (athlete4) | Kansai Locomotives | 30 |
| 5. | Fujimoto, Hideo | Charlotte Spiders | 30 | |
| 6. | Keefe, Tim | Arizona Suns | 30 | |
| 7. | Fujimoto, Hideo | (rfb60609) | Hankyu Braves II | 29 |
| 8. | Fujimoto, Hideo | Dallas Mustangs | 29 | |
| 9. | Vance, Dazzy | (gibblets1973) | Long Beach NL Lawmen | 29 |
| 10. | Gooden, Dwight | (NICKACHAP) | SANTANA GRIZZLES | 29 |
| 11. | Maddux, Greg | Pittsburgh Plunder | 29 | |
| 12. | Fujimoto, Hideo | Yonaguni Sharks | 29 | |
| 13. | Gibson, Bob | (chaaad) | CCNY Beavers | 29 |
| 14. | Tanana, Frank | (gibblets1973) | East End Eagle | 29 |
| 15. | Fujimoto, Hideo | (grantmoyer) | Yokohama Osprey | 28 |
| 16. | Bonham, Tiny | (Burrellfan1) | Jersey Shore BlueClaws | 28 |
| 17. | Fujimoto, Hideo | (gibblets1973) | Bally Haly Bay Stars | 28 |
| 18. | Fujimoto, Hideo | (filler) | Seattle Sloths | 28 |
| 19. | Gooden, Dwight | (NICKACHAP) | SANTANA GRIZZLES | 28 |
| 20. | Hunter, Catfish | (gibblets1973) | East End Eagle | 28 |
| 21. | McNally, Dave | (Loser63) | Forest Ballers | 28 |
| 22. | Seaver, Tom | (ExposMe) | Chittenango Psychosis's | 28 |
| 23. | Fujimoto, Hideo | (grantmoyer) | Yokohama Osprey | 28 |
| 24. | Gibson, Bob | (chaaad) | Brooklyn Atlantics | 27 |
| 25. | Fujimoto, Hideo | Charlotte Spiders | 27 | |
| 26. | Fujimoto, Hideo | (athlete4) | Kyoto Metro Stars | 27 |
| 27. | Tanana, Frank | (walle-1) | Portland Vikings | 27 |
| 28. | Fujimoto, Hideo | Coastal Waves | 27 | |
| 29. | Gibson, Bob | (Wickettywack) | Coastal Redwoods | 27 |
| 30. | Tanana, Frank | (gibblets1973) | Badger Bulldogs | 27 |
| 31. | Fujimoto, Hideo | (Ichiro51) | Sapporo Fighting Jacks | 27 |
| 32. | Gibson, Bob | (coolie) | Peninsula Panthers | 27 |
| 33. | Bessho, Takehiko | (filler) | Seattle Sloths | 27 |
| 34. | Fujimoto, Hideo | (dynasty) | Sacramento Lions | 27 |
| 35. | Sutton, Don | (gibblets1973) | Badger Bulldogs | 27 |
| 36. | Maddux, Greg | (Trulaia) | Boston Bees | 27 |
| 37. | Walsh, Ed | (Shpennymons) | Transylvania Tigers | 27 |
| 38. | Fujimoto, Hideo | Iriomote Cats | 27 | |
| 39. | Keefe, Tim | Arizona Suns | 27 | |
| 40. | Blue, Vida | (jas202) | Phoenix Platypuses | 27 |
| 41. | Gibson, Bob | (walle-1) | Salem Demons | 27 |
| 42. | Starffin, Victor | Florida Crabs | 27 | |
| 43. | Fujimoto, Hideo | Boulder Cavemen | 27 | |
| 44. | Guidry, Ron | (gibblets1973) | Rabbittown Rhino | 27 |
| 45. | Fujimoto, Hideo | (roguerouge) | Hiroshima Toyo Carp | 26 |
| 46. | Perry, Gaylord | (filler8) | San Diego Sharks | 26 |
| 47. | Gooden, Dwight | (befulton) | Piedmont Dogs | 26 |
| 48. | Gibson, Bob | (gibblets1973) | Wedgewood Park Wild | 26 |
| 49. | Walsh, Ed | (George923) | Texas Tornado | 26 |
| 50. | Kershaw, Clayton | (filler) | Florida Crabs | 26 |
