| 1) | Ayesu-Attah, Ben | Idaho | 46.69 (05/08-05/11) | 47.10 (04/18-04/20) | 47.38 (04/27) | 47.59 (05/08-05/11) | 47.94 (05/03) | 48.08 (04/05-04/06) | 48.34 (04/12-04/13) |
| 2) | Lindahl, Cade | BYU | 46.69 (04/24-04/27) | 47.12 (04/05-04/06) | 47.15 (05/10-05/12) | 47.21 (04/24-04/27) | 47.90 (03/22-03/23) |