| 1) | Leach, Adam | Northern State | 1:55.39 (05/08-05/09) | 1:55.71 (04/24) | 1:56.10 (05/08-05/09) | 1:56.85 (03/20-03/21) | 1:57.05 (04/17-04/18) | 1:59.68 (04/03) | 2:00.23 (04/10-04/11) | |
| 2) | Braack, Boston | Minnesota-Duluth | 1:55.39 (05/08-05/09) | 1:56.06 (05/01-05/02) | 1:56.27 (05/08-05/09) | 1:57.67 (04/29) | 1:58.66 (04/23) | 1:59.60 (04/18) | 2:02.84 (04/03) | 2:08.91 (04/11) |