| 1) | Walker, Courtney | Jacksonville | 53.72 (05/09) | 53.82 (05/16-05/17) | 54.17 (04/19) | 54.47 (04/03-04/05) | |||
| 2) | Haith, Briana | South Carolina | 53.72 (05/15-05/18) | 54.04 (04/11-04/12) | 54.66 (04/19) | 54.66 (03/20-03/22) | 55.91 (03/28-03/29) | 57.26 (04/03-04/05) | 57.40 (05/10) |