Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Turnovers)
| 1. | Johnson, Magic | Las Vegas Gladiators | 488 | |
| 2. | Westbrook, Russell | Iowa Pigs | 457 | |
| 3. | Westbrook, Russell | (walle-1) | Texas Outlaws | 456 |
| 4. | Harden, James | (Yankee) | Kalamazoo Dunk Squad | 455 |
| 5. | Westbrook, Russell | (danny3333) | New Ỏrleans Jazz | 449 |
| 6. | Harden, James | (filler8) | Pittsburgh Plunder | 445 |
| 7. | Harden, James | San Diego Sharks | 444 | |
| 8. | Westbrook, Russell | (dynasty8) | San Diego Sharks | 439 |
| 9. | Harden, James | (Airball) | Georgia Satellites | 435 |
| 10. | Harden, James | Las Vegas Gladiators | 431 | |
| 11. | Johnson, Magic | (dynasty) | Seattle Sloths | 431 |
| 12. | Harden, James | (Ceasetrench) | Minnesota Frogs | 428 |
| 13. | Harden, James | Las Vegas Gladiators | 428 | |
| 14. | Johnson, Magic | (walle-1) | Boulder Cavemen | 426 |
| 15. | Harden, James | Las Vegas Gladiators | 425 | |
| 16. | Johnson, Magic | Iowa Pigs | 424 | |
| 17. | Westbrook, Russell | (walle-1) | Sacramento Lions | 423 |
| 18. | Westbrook, Russell | (dynasty8) | Texas Outlaws | 422 |
| 19. | Westbrook, Russell | Seattle Sloths | 419 | |
| 20. | Johnson, Magic | Montana Ducks | 418 | |
| 21. | Westbrook, Russell | (finalbody) | Miami Serpents | 417 |
| 22. | Harden, James | (Schmalz07) | Louisiana Gators | 417 |
| 23. | Westbrook, Russell | Seattle Sloths | 416 | |
| 24. | Harden, James | (finalbody) | Louisiana Gators | 416 |
| 25. | Westbrook, Russell | (danny3333) | Harlem Globetrotters | 416 |
| 26. | Harden, James | Seattle Sloths | 415 | |
| 27. | Harden, James | Montana Ducks | 414 | |
| 28. | Westbrook, Russell | San Diego Sharks | 414 | |
| 29. | Westbrook, Russell | Pittsburgh Plunder | 414 | |
| 30. | Westbrook, Russell | (dynasty8) | Montana Ducks | 413 |
| 31. | Stockton, John | (Brenzini) | Oakmont Dunkadoos | 413 |
| 32. | Harden, James | San Diego Sharks | 411 | |
| 33. | Harden, James | (Alcoholic) | Boston Bees | 411 |
| 34. | Harden, James | Seattle Sloths | 411 | |
| 35. | Johnson, Magic | Milwaukee Skeletons | 411 | |
| 36. | Westbrook, Russell | Open Open | 410 | |
| 37. | Harden, James | Seattle Sloths | 410 | |
| 38. | Harden, James | (shane211) | South Dakota Cavs | 410 |
| 39. | Westbrook, Russell | Kansas Grasshoppers | 410 | |
| 40. | Harden, James | (danno5608) | Florida Crabs | 409 |
| 41. | Durant, Kevin | New Jersey Devils | 409 | |
| 42. | Thomas, Isaiah | (walle-2) | Alaska Red Bears | 409 |
| 43. | Harden, James | Seattle Sloths | 408 | |
| 44. | Westbrook, Russell | (dynasty8) | San Diego Sharks | 407 |
| 45. | Johnson, Magic | Phoenix Dragons | 407 | |
| 46. | Harden, James | (OklahomaRob) | 405 F5's | 406 |
| 47. | Harden, James | (CurtsLakers77) | CAROLINA MANDALORIANS | 405 |
| 48. | Westbrook, Russell | (dynasty) | Milwaukee Skeletons | 405 |
| 49. | Westbrook, Russell | Carolina Bulldogs | 405 | |
| 50. | Harden, James | (dynasty) | Milwaukee Skeletons | 405 |
