Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Blown Saves)
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. | Atkinson, Al | (filler) | Mojave Desert Silvers | 20 |
| 2. | Mountain, Frank | (fanfanatic1) | Jolly Doughnuts | 20 |
| 3. | Stone, Arnie | (bwoodcoc) | Delaware Wildcats | 20 |
| 4. | Devlin, Jim | (Majestic44) | Houston Rockies | 20 |
| 5. | Daily, Ed | (Taavikirk57) | Penticton Ponderosas | 19 |
| 6. | Vaughn, Hippo | (abemcmuffin) | Chicago Whales | 19 |
| 7. | Napier, Buddy | (baseball4ever) | Casablanca Gamblers | 19 |
| 8. | Brennan, Don | (Bevofan2020) | Ladson Dodgers | 19 |
| 9. | Bowman, Bob | (DaveH) | Ladson Cougars | 19 |
| 10. | Powell, Jack | (timyoung) | Graceville Slumpbusters | 18 |
| 11. | Rivero, Felipe | (habsco) | St Catharines Blues | 18 |
| 12. | Clark, Watty | (abcjz) | New York Mets | 18 |
| 13. | Cahill, Trevor | (vaughnk003) | Messick Mud Dogs | 18 |
| 14. | Gabler, Frank | (filler8) | Carolina Mud Cats | 18 |
| 15. | Kimbrel, Craig | (Mortamar1966) | Hornstein Rabbit Diggers | 17 |
| 16. | Willis, Vic | (gbacci) | Providence Steamrollers | 17 |
| 17. | Judd, Ralph | (JohnHeidy) | Victoria Vikings | 17 |
| 18. | Galvin, Pud | (Bevofan2020) | Cubbys GRIZZLIES | 17 |
| 19. | Tyler, Lefty | (Majestic44) | Houston Rockies | 17 |
| 20. | Ruth, Babe | (abcjz) | San Antonio Acorns | 17 |
| 21. | Henneman, Mike | (mintwinsfan) | Windsor Warriors | 17 |
| 22. | Gleason, Kid | (filler) | Memphis Pharoahs | 16 |
| 23. | Summers, Ed | (dshearer) | Kingston Cougars | 16 |
| 24. | Reardon, Jeff | Olde English 800's | 16 | |
| 25. | Tannehill, Jesse | (filler) | Mojave Desert Route 666ers | 16 |
| 26. | Hadley, Bump | (djs) | Northern Honkers | 16 |
| 27. | Pearce, Frank | (Gurg33) | Bencino Bearthquakes | 16 |
| 28. | Davenport, Dave | (Silas) | Belmont Maroons | 16 |
| 29. | Phillippe, Deacon | (mrbubbles1967) | Wabash Cannonballs | 16 |
| 30. | Zimmerman, Jeff | (plpl512) | Montreal Monarchs | 16 |
| 31. | Guerra, Junior | (habsco) | Laurel Billings Bees | 16 |
| 32. | Pfeffer, Jeff | (gt049) | Baltimore Behemoths | 16 |
| 33. | Harris, Bill | (tgbsbl1967) | Milwaukee Legends | 16 |
| 34. | Hrabosky, Al | (johnmardis) | Ottawa Otters | 16 |
| 35. | Benitez, Armando | (Mattholland1975) | Yellow Submarines | 16 |
| 36. | Donovan, Bill | Pittsburgh Pirates | 16 | |
| 37. | Demaree, Al | (Bevofan2020) | CLARKSVILLE CARTOON MEN | 16 |
| 38. | Beck, Rod | (Ruthbonds) | Seattle Pilots | 16 |
| 39. | Rogers, Taylor | (aj1983) | St. Paul Snakes | 16 |
| 40. | Brown, Clint | (christaps) | SWEET WATER SWINGERS | 15 |
| 41. | Ruth, Babe | (DaveH) | Ladson Dodgers | 15 |
| 42. | Lee, Bob | (BamaTrashman) | Tampico Stogies | 15 |
| 43. | Shoffner, Milt | (mdsyverson) | Truth o Consequences Rapscallions | 15 |
| 44. | Worthington, Al | (montanajack) | El Paso Trojans | 15 |
| 45. | Maeda, Kenta | BB Bugs | 15 | |
| 46. | Pressly, Ryan | Keystone Cowboys | 15 | |
| 47. | Wilson, Jack | (Silas) | Zenith Marvels | 15 |
| 48. | Quisenberry, Dan | Algiers Vomit Comets | 15 | |
| 49. | Devlin, Jim | (dshearer) | Salt Lake Crabs | 15 |
| 50. | Smoltz, John | (tjm) | Silent Assassins | 15 |