| Trainer | Starts | Wins | Win % | |||
| Nancy Summers | 19 | 8 | 42 | |||
| Kevin S. Patterson | 24 | 10 | 42 | |||
| Brittany Russell | 53 | 20 | 38 | |||
| Danny Gargan | 24 | 9 | 38 | |||
| Bob Baffert | 51 | 19 | 37 | |||
| Georgina Baxter | 23 | 8 | 35 | |||
| Guadalupe Preciado | 26 | 9 | 35 | |||
| Larry E. Smith | 27 | 9 | 33 | |||
| Theresa Sue Luneack | 15 | 5 | 33 | |||
| Kevin Fletcher | 28 | 9 | 32 | |||
| Justin R. Evans | 25 | 8 | 32 | |||
| Todd M. Beattie | 19 | 6 | 32 | |||
| Clinton C. Stuart | 43 | 13 | 30 | |||
| Austin Gustafson | 50 | 15 | 30 | |||
| Brian T. Cunningham | 20 | 6 | 30 | |||
| Victor Hanson | 20 | 6 | 30 | |||
| Zeljko Krcmar | 20 | 6 | 30 | |||
| Jeffrey A. Radosevich | 67 | 20 | 30 | |||
| Richard E. Mandella | 37 | 11 | 30 | |||
| Michael L. Rone | 42 | 12 | 29 | |||
| Gary Capuano | 35 | 10 | 29 | |||
| Michele Boyce | 28 | 8 | 29 | |||
| Roger A. Brueggemann | 28 | 8 | 29 | |||
| Hugh H. Robertson | 57 | 16 | 28 | |||
| Timothy A. Hills | 18 | 5 | 28 |
