| Trainer | Starts | Wins | Win % | |||
| Kevin S. Patterson | 21 | 14 | 67 | |||
| Gilberto Zerpa | 26 | 15 | 58 | |||
| Israel J. Garcia | 15 | 7 | 47 | |||
| Michael L. Catalano, Jr. | 25 | 11 | 44 | |||
| Bob Baffert | 62 | 27 | 44 | |||
| Mark Cloutier | 34 | 14 | 41 | |||
| Nancy Summers | 20 | 8 | 40 | |||
| James E. Baker | 18 | 7 | 39 | |||
| Michael Dilger | 21 | 8 | 38 | |||
| Joel H. Marr | 37 | 14 | 38 | |||
| Larry Rivelli | 94 | 35 | 37 | |||
| David Walters | 19 | 7 | 37 | |||
| Norman McKnight | 104 | 37 | 36 | |||
| Don Bentler | 17 | 6 | 35 | |||
| Jorge Navarro | 139 | 49 | 35 | |||
| Jonathan Thomas | 20 | 7 | 35 | |||
| Lester J. Stickler, Jr. | 32 | 11 | 34 | |||
| Lyle W. Magnuson | 41 | 14 | 34 | |||
| J. Michael Baird | 45 | 15 | 33 | |||
| John W. Baird | 30 | 10 | 33 | |||
| Justin Johns | 18 | 6 | 33 | |||
| Jake S. Radosevich | 18 | 6 | 33 | |||
| Thomas W. Pierce, Jr. | 15 | 5 | 33 | |||
| Paula Thomsen | 15 | 5 | 33 | |||
| Aaron M. West | 40 | 13 | 33 |
