| Trainer | Starts | Wins | Win % | |||
| Loegan D. Harshman | 18 | 8 | 44 | |||
| Paul J. McGee | 16 | 7 | 44 | |||
| Larry Rivelli | 53 | 23 | 43 | |||
| Jim Ensom | 19 | 8 | 42 | |||
| Jonathan Wong | 31 | 13 | 42 | |||
| Antonio Meraz | 36 | 15 | 42 | |||
| David Wolochuk | 34 | 14 | 41 | |||
| Javier Negrete | 17 | 7 | 41 | |||
| Jose Lozano Sanchez | 20 | 8 | 40 | |||
| Nick Guy Mileni, Jr. | 15 | 6 | 40 | |||
| Elliott Soto- Martinez | 28 | 11 | 39 | |||
| Kash Evans | 23 | 9 | 39 | |||
| Steve Keplin, Jr. | 32 | 12 | 38 | |||
| Jamie L. Grubbs | 16 | 6 | 38 | |||
| Vito Armata | 19 | 7 | 37 | |||
| Panagiotis A. Synnefias | 30 | 11 | 37 | |||
| Barbara Heads | 41 | 15 | 37 | |||
| Kevin Eikleberry | 63 | 23 | 37 | |||
| Larry E. Smith | 58 | 21 | 36 | |||
| James Canegata | 20 | 7 | 35 | |||
| Doug L. Anderson | 45 | 15 | 33 | |||
| Robertino Diodoro | 42 | 14 | 33 | |||
| Tom Rycroft | 30 | 10 | 33 | |||
| Manuel Badilla | 21 | 7 | 33 | |||
| David Fawkes | 40 | 13 | 33 |
