| Trainer | Starts | Wins | Win % | |||
| Nancy Summers | 26 | 14 | 54 | |||
| Theresa Sue Luneack | 15 | 6 | 40 | |||
| Mark Cloutier | 23 | 9 | 39 | |||
| Allen Goodsell | 23 | 9 | 39 | |||
| Christopher Progno | 18 | 7 | 39 | |||
| Glen Todd | 18 | 7 | 39 | |||
| Kevin S. Patterson | 21 | 8 | 38 | |||
| Thomas F. Proctor | 21 | 8 | 38 | |||
| Vladimir Cerin | 19 | 7 | 37 | |||
| John F. Martin | 30 | 11 | 37 | |||
| Guadalupe Preciado | 29 | 10 | 34 | |||
| Michael L. Reavis | 29 | 10 | 34 | |||
| Alejandro Murillo Rodriguez | 32 | 11 | 34 | |||
| Brittany Russell | 38 | 13 | 34 | |||
| Billy Christian | 18 | 6 | 33 | |||
| Rohan Crichton | 49 | 16 | 33 | |||
| Juan Carlos Guerrero | 40 | 13 | 33 | |||
| Kelly R. Von Hemel | 37 | 12 | 32 | |||
| Timothy C. Kreiser | 59 | 19 | 32 | |||
| Brittany A. Vanden Berg | 28 | 9 | 32 | |||
| Jane Cibelli | 29 | 9 | 31 | |||
| Roger A. Brueggemann | 26 | 8 | 31 | |||
| Carson Frey | 23 | 7 | 30 | |||
| Bob Baffert | 60 | 18 | 30 | |||
| Austin Gustafson | 57 | 17 | 30 |
