| 1) | Rodriques, Nadonnia | South Carolina | 53.67 (04/13-04/14) | 53.70 (03/15-03/17) | 53.71 (04/06-04/07) | 53.79 (03/23-03/24) | 54.26 (03/30-03/31) | 54.31 (05/10-05/13) |
| 2) | Hollingsworth, Lauren | Mississippi | 53.67 (04/14-04/15) | 55.11 (03/31) | 55.19 (04/21) | 55.32 (03/23) | 55.85 (04/06-04/07) |