| Trainer | Starts | Wins | Win % | |||
| Jorge Navarro | 147 | 71 | 48 | |||
| Benny R. Feliciano | 15 | 7 | 47 | |||
| Gilberto Zerpa | 30 | 13 | 43 | |||
| Manuel Badilla | 24 | 10 | 42 | |||
| Kevin S. Patterson | 24 | 10 | 42 | |||
| Keith G. Bourgeois | 17 | 7 | 41 | |||
| Greg Zielinski | 20 | 8 | 40 | |||
| Pat Murphy | 15 | 6 | 40 | |||
| Timothy F. Ritchey | 18 | 7 | 39 | |||
| Daniel C. Peitz | 16 | 6 | 38 | |||
| Mick Ruis | 16 | 6 | 38 | |||
| Richard Vega | 30 | 11 | 37 | |||
| Jose M. Camejo | 33 | 12 | 36 | |||
| Jaqueline Smith | 33 | 12 | 36 | |||
| Mark V. Salvaggio | 34 | 12 | 35 | |||
| Scott Horst | 23 | 8 | 35 | |||
| Jason Servis | 108 | 37 | 34 | |||
| Armando De La Cerda | 56 | 19 | 34 | |||
| Nancy Summers | 27 | 9 | 33 | |||
| Allan Brown | 18 | 6 | 33 | |||
| John C. Carlisle | 28 | 9 | 32 | |||
| Bob Baffert | 53 | 17 | 32 | |||
| Joe Sharp | 78 | 25 | 32 | |||
| Don Schnell | 50 | 16 | 32 | |||
| Anthony Adamo | 25 | 8 | 32 | |||
| Nick Lowe | 25 | 8 | 32 | |||
| Patti Turner | 25 | 8 | 32 |
