| 1) | Whitaker, Aaron | Western Oregon | 47.59 (05/12-05/13) | 47.96 (04/28-04/29) | 48.53 (05/12-05/13) | 48.54 (04/13-04/14) | 48.57 (03/31-04/01) | 48.80 (03/25) | 48.90 (05/05) | 49.12 (04/14-04/15) |
| 2) | Golson, Jaylin | Grand Valley St. | 47.59 (05/03-05/05) | 47.99 (05/12) | 48.13 (04/21-04/22) | 48.21 (04/14-04/15) | 48.55 (05/03-05/05) |