| 1) | Van Graan, Aynslee | Coastal Carolina | 4:22.11 (03/25-03/26) | 4:22.65 (04/22-04/23) | 4:27.96 (05/10-05/12) | 4:34.63 (04/08-04/09) | 4:48.90 (05/10-05/12) |
| 2) | Waligurski, Emily | Yale | 4:22.11 (04/22-04/23) | 4:24.00 (05/07-05/08) | 4:25.50 (05/07-05/08) | 4:26.19 (04/16) | 4:31.39 (03/26) |