Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
1. Joss, Addie Detroit Tigers 30
2. McLain, Denny Chenango Wolves 30
3. Sutton, Don Saskatchewan Macho Mallards 30
4. Hamels, Cole Springer Wolves 29
5. Koufax, Sandy Chenango Wolves 29
6. McGinnity, Joe Treasure Island ROBBERS 29
7. Hershiser, Orel Shreveport Sharks 29
8. Sabathia, CC Florida Gators 29
9. Drysdale, Don Algiers Point Poo Flingers 29
10. Andujar, Joaquin Punxsutawney Two Seamers 29
11. Plesac, Zach Oconee Riverdawgs 29
12. Pfiester, Jack Chisholm Trail Drovers 28
13. Bender, Chief Hitless Wonders 28
14. Chance, Dean JACKSONVILLE JACKS 28
15. Newcombe, Don Chicago Cougars 28
16. White, Doc ARKANSAS CLUBBERS 28
17. Chesbro, Jack new jersey bandits 28
18. Cicotte, Eddie Nakatomi Die Hards 28
19. Joss, Addie High Desert Route 666ers 28
20. Sutton, Don LITTLE ROCK RAZORBACKS 28
21. Lyons, Ted Butte Pirates 28
22. Ford, Whitey Chicago Bears 28
23. White, Doc Chicago Logan Squares 28
24. Cicotte, Eddie Toronto Devils 28
25. Sweeney, Charlie Saskatchewan Saskatoons 28
26. Saberhagen, Bret Chenango Wolves 28
27. McLain, Denny Tuvalu Copras 28
28. Perez, Pascual Raleigh Oaks 28
29. Moyer, Jamie Changwon H1-Key 28
30. Hunter, Catfish MALIBU SURFERS 28
31. Shields, James Schvitz Sweatmen 28
32. Swindell, Greg Denver Reds 28
33. Hendrix, Claude Seattle Pilots 28
34. Pfiester, Jack Seattle Pilots 28
35. Blyleven, Bert Houston Wolves 28
36. White, Doc Harrisburg Cougars 28
37. McGinnity, Joe Halifax Hackers 28
38. Drysdale, Don Mighty Mites 28
39. Halladay, Roy South Dakota Kitsune 28
40. Krukow, Mike Kenora Thistles 28
41. Sanderson, Scott Long beach Devils 27
42. Johnson, Si Pensacola A's 27
43. Shields, James Canton Braves 27
44. Anderson, Tyler Santo Domingo Bourni Bombers 27
45. Drabek, Doug ARKANSAS DIAMONDS 27
46. Drabek, Doug Fillmore Warriors 27
47. Iwakuma, Hisashi Cronx Dicers 🎲 27
48. Feller, Bob El Paso Diablos 27
49. Wood, Wilbur Chicago Jets 27
50. Andujar, Joaquin Boston Pugs 27