| Trainer | Starts | Wins | Win % | |||
| Michael Sandoval | 17 | 7 | 41 | |||
| Danny Gargan | 45 | 17 | 38 | |||
| Shelbe Ruis | 16 | 6 | 38 | |||
| Horacio DePaz | 19 | 7 | 37 | |||
| Justin R. Evans | 64 | 23 | 36 | |||
| Kevin S. Patterson | 28 | 10 | 36 | |||
| Brittany A. Vanden Berg | 23 | 8 | 35 | |||
| Dennis Ward | 23 | 8 | 35 | |||
| Larry Rivelli | 47 | 16 | 34 | |||
| Jonathan Thomas | 33 | 11 | 33 | |||
| Elliot Sullivan | 30 | 10 | 33 | |||
| Jorge Rosales | 27 | 9 | 33 | |||
| Joel Berndt | 24 | 8 | 33 | |||
| Daniel Velazquez | 24 | 8 | 33 | |||
| Steven Specht | 15 | 5 | 33 | |||
| Lorenzo Ruiz | 16 | 5 | 31 | |||
| Kristin Mulhall | 23 | 7 | 30 | |||
| Nancy Summers | 23 | 7 | 30 | |||
| Thomas M. Amoss | 96 | 29 | 30 | |||
| Brittany T. Russell | 50 | 15 | 30 | |||
| William E. Morey | 40 | 12 | 30 | |||
| Arnaud Delacour | 37 | 11 | 30 | |||
| Hugh H. Robertson | 54 | 16 | 30 | |||
| Joseph P. Mahan | 17 | 5 | 29 | |||
| John C. Carlisle | 24 | 7 | 29 |
