Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Quality Starts)
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. | Scherzer, Max | (TMNT740) | Tampa Bay Tigers | 0 |
| 2. | deGrom, Jacob | (filler8) | Louisiana BLUETOOTH | 0 |
| 3. | Koufax, Sandy | (nycubsfan) | Chicago Cubs | 0 |
| 4. | DeLeon, Jose | (TranquilChaos18) | Kitchener Kodiaks | 0 |
| 5. | Sugiuchi, Toshiya | (gibblets1973) | Bally Haly Bay Stars | 0 |
| 6. | deGrom, Jacob | (paranoid) | Las Vegas Scorpions | 0 |
| 7. | deGrom, Jacob | (MikeDrop0221) | Highlander Folk CTr ORGanIZERS | 0 |
| 8. | deGrom, Jacob | (hayzess) | Gilchrist Yellow Jackets | 0 |
| 9. | deGrom, Jacob | (paranoid) | Las Vegas Lasers | 0 |
| 10. | deGrom, Jacob | (gibblets1973) | Brooklyn Bulldogs | 0 |
| 11. | Guidry, Ron | (wduncan) | Panama City Sardines | 0 |
| 12. | deGrom, Jacob | (MikeDrop0221) | Base Ball Classics | 0 |
| 13. | deGrom, Jacob | (Tjm) | Oakland Black Wasps | 0 |
| 14. | Johnson, Walter | (filler) | LITTLE ROCK OUTLAWS | 0 |
| 15. | Maddux, Greg | (chaaad) | New York Magnolia BC | 0 |
| 16. | Fernandez, Jose | (jeter0296) | Freehold Yankees | 0 |
| 17. | Fujimoto, Hideo | (DaveH) | Shochiku Robins | 0 |
| 18. | deGrom, Jacob | (Ikej) | New England Bombs | 0 |
| 19. | deGrom, Jacob | (paranoid) | Las Vegas Scorpions | 0 |
| 20. | Scherzer, Max | (dynasty8) | New York Metro | 0 |
| 21. | Richard, J.R. | (rreebe916) | Toronto Guardians | 0 |
| 22. | deGrom, Jacob | (MikeDrop0221) | Base Ball Homers | 0 |
| 23. | deGrom, Jacob | (Mortamar1966) | Ridge Harbor Lead Bellies | 0 |
| 24. | deGrom, Jacob | (jamin) | Chester Springs Menjai | 0 |
| 25. | deGrom, Jacob | (rreebe916) | Boston Bees | 0 |
| 26. | Richard, J.R. | (rreebe916) | Toronto Guardians | 0 |
| 27. | Tiant, Luis | (filler) | Detroit Autos | 0 |
| 28. | Martinez, Pedro | (Robbish) | Middleton Cardinals | 0 |
| 29. | Greinke, Zack | (Consigliere33) | Texas Rangers | 0 |
| 30. | Verlander, Justin | (danmcvay1) | Philadelphia Athletics | 0 |
| 31. | Richard, J.R. | (Caphowdy504) | Springfield Troy McClures | 0 |
| 32. | Yoshimi, Kazuki | (dynasty8) | Naha Sensos | 0 |
| 33. | deGrom, Jacob | (Caphowdy504) | Opelousas Fighting Orange | 0 |
| 34. | Richard, J.R. | (chaaad) | New York Highlanders | 0 |
| 35. | Koufax, Sandy | (stonemob) | Pittsburgh Explorers | 0 |
| 36. | Tiant, Luis | (Trulaia) | SNK Crushers | 0 |
| 37. | Kershaw, Clayton | (paranoid) | Las Vegas Pit Bosses | 0 |
| 38. | Ryan, Nolan | (Artinshki) | Town Ball Townies | 0 |
| 39. | Cole, Gerrit | (danmcvay1) | PBC Pirates | 0 |
| 40. | Romero, Ricky | (jeter0296) | Freehold Woodpeckers | 0 |
| 41. | Tanaka, Masahiro | Tokyo Tanukis | 0 | |
| 42. | Cole, Gerrit | (filler) | New York Mets | 0 |
| 43. | Sale, Chris | (kevin0gonzales) | Portland Icelanders | 0 |
| 44. | deGrom, Jacob | (bdavids28) | Greasy Jungle | 0 |
| 45. | deGrom, Jacob | (Artinshki) | Base Ball Homers | 0 |
| 46. | deGrom, Jacob | (WorcWarr) | Worcester Warriors | 0 |
| 47. | deGrom, Jacob | (richgibson) | Coronado Cannon Fodder | 0 |
| 48. | deGrom, Jacob | (befulton) | ATLANTA DOGS | 0 |
| 49. | Nomo, Hideo | (plpl512) | Barcelona Dragons | 0 |
| 50. | deGrom, Jacob | (filler) | Hawaii Eruptions | 0 |
