| Trainer | Starts | Wins | Win % | |||
| Hugh H. Robertson | 24 | 10 | 42 | |||
| Jose Jesus Avalos | 17 | 7 | 41 | |||
| Angel M. Rodriguez | 30 | 12 | 40 | |||
| Dale Capuano | 39 | 15 | 38 | |||
| John P. Terranova, II | 21 | 8 | 38 | |||
| Miguel Penaloza | 16 | 6 | 38 | |||
| Andy Gladd | 28 | 10 | 36 | |||
| Randy Oberlander | 17 | 6 | 35 | |||
| Gilberto Zerpa | 20 | 7 | 35 | |||
| Jason Servis | 53 | 18 | 34 | |||
| Weston Martin | 21 | 7 | 33 | |||
| Dickie Martinez | 21 | 7 | 33 | |||
| John M. Rodriguez | 18 | 6 | 33 | |||
| Patrick Huffman | 15 | 5 | 33 | |||
| Reed Saldana | 15 | 5 | 33 | |||
| Thomas M. Amoss | 89 | 29 | 33 | |||
| Keith Nations | 37 | 12 | 32 | |||
| Bob Baffert | 72 | 23 | 32 | |||
| J. Eric Kruljac | 16 | 5 | 31 | |||
| Isai V. Gonzalez | 39 | 12 | 31 | |||
| Jerenesto Torrez | 36 | 11 | 31 | |||
| Timothy C. Kreiser | 82 | 25 | 30 | |||
| Patrick Gallagher | 23 | 7 | 30 | |||
| Wesley A. Ward | 47 | 14 | 30 | |||
| Danny Gargan | 27 | 8 | 30 |
