| 1) | Smith, Michael | South Alabama | 48.11 (04/17-04/18) | 48.25 (05/08-05/10) | 48.82 (04/09-04/11) | 49.05 (04/03-04/04) | 49.11 (03/14) | 49.90 (03/19-03/21) |
| 2) | Rice, Cameron | Troy | 48.11 (05/08-05/10) | 48.68 (03/27-03/28) | 49.25 (03/19-03/21) | 49.29 (04/03-04/04) | 49.55 (05/08-05/10) | 49.60 (03/13-03/14) |