| 1) | Walker, Chris | Memphis | 48.31 (05/14-05/17) | 48.69 (05/02) | 48.80 (05/14-05/17) | 49.22 (04/17-04/18) | 49.45 (04/24-04/25) | 49.49 (04/10-04/11) | 49.63 (04/03-04/04) | 52.02 (03/27-03/28) |
| 2) | Andrews, Antaun | Memphis | 48.31 (05/02) | 48.76 (04/10-04/11) | 48.80 (05/14-05/17) | 48.97 (04/17-04/18) | 49.10 (03/20-03/21) | 50.15 (04/24-04/25) |