| 1) | Perez-Rogers, Michael | Long Beach St. | 46.87 (03/24) | 46.88 (05/15-05/16) | 47.26 (03/20-03/21) | 47.28 (05/28-05/30) | 47.33 (05/15-05/16) | 47.60 (04/16-04/18) | 47.85 (03/07) | |
| 2) | Parker, Justin | UC Riverside | 46.87 (05/02) | 47.21 (05/15-05/16) | 47.46 (04/09-04/11) | 47.52 (05/28-05/30) | 47.67 (05/15-05/16) | 48.15 (04/17-04/18) | 48.42 (04/16-04/18) | 48.47 (03/20-03/21) |