| 1) | Shearer, Emily | Cornell | 4:23.33 (05/05-05/06) | 4:24.03 (05/05-05/06) | 4:24.82 (04/20-04/21) | 4:26.67 (05/11-05/13) | 4:26.72 (05/11-05/13) | 4:27.32 (04/14-04/15) | 4:29.42 (03/23-03/24) | 4:30.01 (04/06-04/07) |
| 2) | Ehrman, Breanne | Indiana | 4:23.33 (04/06-04/07) |