| 1) | Wolfe, Tatiana | Jacksonville | 1:03.94 (04/03-04/05) | 1:04.93 (03/28-03/29) | 1:05.00 (03/22) | 1:05.60 (05/16-05/17) | ||
| 2) | Moore, Breanna | Western Illinois | 1:03.94 (05/15-05/17) | 1:05.78 (05/15-05/17) | 1:06.27 (04/19) | 1:06.37 (04/10-04/12) | 1:07.25 (05/03) | 1:08.84 (03/28-03/29) |