Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Hit Batters)
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. | Mullane, Tony | (PalinJames) | San Diego WOBS | 20 |
| 2. | Radbourn, Charley | (Shpennymons) | Wahoo Howlers | 20 |
| 3. | Foreman, Frank | Brooklyn Bums | 19 | |
| 4. | Seward, Ed | AURORA Skunks | 19 | |
| 5. | Perez, Odalis | BB Buddies | 19 | |
| 6. | Johnson, Randy | (canisusjon) | Virginia Victory | 19 |
| 7. | Boyle, Henry | (Bluesig) | Malaybalay Automatons | 19 |
| 8. | Corcoran, Larry | Ziegfeld Follies | 19 | |
| 9. | Reulbach, Ed | (sheikyerboudi) | 12th Man Deadballers | 19 |
| 10. | Sparks, Tully | (dynasty) | Rye Whiskey | 19 |
| 11. | Greinke, Zack | (davevaldes152) | Galveston BULLFROGS | 18 |
| 12. | Arrieta, Jake | (jackklein103) | Stockton Stars | 18 |
| 13. | Walsh, Ed | (Shpennymons) | Big Stans | 18 |
| 14. | Seaver, Tom | (filler) | Rockford Rockers | 18 |
| 15. | Mikolas, Miles | (filler) | Washington Werewolves | 18 |
| 16. | Chacin, Jhoulys | (joeybats07) | Tallahassee Munchies | 18 |
| 17. | Brown, Mordecai | AURORA Skunks | 18 | |
| 18. | Lincecum, Tim | (plpl512) | Roman Empire Gladiators | 18 |
| 19. | Severino, Luis | Freehold Yankees | 18 | |
| 20. | Young, Cy | (billyconn) | Atlanta Survivors | 18 |
| 21. | Walsh, Ed | (Fungoking) | New York Knights | 18 |
| 22. | Cueto, Johnny | (stonemob) | Vermont Catamounts | 18 |
| 23. | McGinnity, Joe | (hamburglar) | Munchin' Muff-ins | 18 |
| 24. | Greinke, Zack | Hialeah Humidity 🌧 | 17 | |
| 25. | Scherzer, Max | (dgeorgi) | Saint John BAD NEWS BEARS | 17 |
| 26. | Pfiester, Jack | (billyconn) | Los Angeles Sharks | 17 |
| 27. | Wheeler, Zack | (filler) | Los Angeles Rhinos | 17 |
| 28. | Titcomb, Cannonball | (billyconn) | Atlanta Survivors | 17 |
| 29. | Conway, Pete | (gt049) | Washington Huskies | 17 |
| 30. | King, Silver | (JStrauss51) | Pelham Puma | 17 |
| 31. | Mikolas, Miles | (drh4740) | Portland Crickets | 17 |
| 32. | McGinnity, Joe | Springfield Drunken Gambler | 17 | |
| 33. | Johnson, Randy | (filler) | ST Louis Birdies | 17 |
| 34. | Martinez, Pedro | (jpcortez) | Cooperstown Poodles | 17 |
| 35. | Weyhing, Gus | (Fungoking) | Brooklyn Tip Tops | 17 |
| 36. | Leonard, Dutch | (Brenzini) | Oakmont Crushers | 17 |
| 37. | Martinez, Pedro | (mr_mojo_risin) | Valhalla Vikings | 17 |
| 38. | Sale, Chris | (deyanksfan) | Spring Sharks | 17 |
| 39. | Sale, Chris | (jazzy87) | Brooklyn Knights | 17 |
| 40. | Arrieta, Jake | (umassman21) | Westfield American | 17 |
| 41. | Kershaw, Clayton | Balsamic Vin | 17 | |
| 42. | Berrios, Jose | (Trulaia) | Glasgow Gladiators | 17 |
| 43. | Weaver, Luke | (dunroche) | Twin Cities Angry Ducks | 17 |
| 44. | Weaver, Luke | (Acorn) | Kansas City T-Bones | 17 |
| 45. | Lackey, John | Hawaii Eruptions | 17 | |
| 46. | Lynn, Lance | Tonganoxie Stingers | 17 | |
| 47. | Bauer, Trevor | (gibblets1973) | Holyrood Purple H's | 17 |
| 48. | Plesac, Zach | (YS) | York Spartans2 | 17 |
| 49. | Young, Cy | Running like No Tomorrow | 17 | |
| 50. | Sanchez, Anibal | (Trulaia) | Kelso Kowboys | 17 |