| Trainer | Starts | Wins | Win % | |||
| Mike L. Rone | 32 | 13 | 41 | |||
| Ralph Ziadie | 32 | 13 | 41 | |||
| Jonathan Wong | 56 | 22 | 39 | |||
| Jonathan Nance | 60 | 23 | 38 | |||
| Javier Contreras | 19 | 7 | 37 | |||
| Norman McKnight | 76 | 27 | 36 | |||
| Gilberto Zerpa | 17 | 6 | 35 | |||
| Efren Loza, Jr. | 23 | 8 | 35 | |||
| Gary P. Gullo | 36 | 12 | 33 | |||
| Miguel Angel Silva | 36 | 12 | 33 | |||
| Bobby S. Dibona | 15 | 5 | 33 | |||
| Kenneth W. Marshall | 28 | 9 | 32 | |||
| James E. Hodges | 22 | 7 | 32 | |||
| Guadalupe Preciado | 22 | 7 | 32 | |||
| F. C. Frazier | 16 | 5 | 31 | |||
| Sam B. David, Jr. | 26 | 8 | 31 | |||
| Rigoberto Velasquez | 46 | 14 | 30 | |||
| Edward J. Coletti, Jr. | 23 | 7 | 30 | |||
| Robert E. Reid, Jr. | 33 | 10 | 30 | |||
| Justin R. Evans | 116 | 35 | 30 | |||
| Kevin Eikleberry | 30 | 9 | 30 | |||
| Cipriano Contreras | 20 | 6 | 30 | |||
| Sandi Gann | 20 | 6 | 30 | |||
| Rudy R. Rodriguez | 117 | 35 | 30 | |||
| Joel Berndt | 37 | 11 | 30 |
