| 1) | Dempsey, Josh | Western Oregon | 1:50.70 (02/10-02/11) | 1:50.70 (02/10-02/11) | 1:50.94 (02/25) | 1:50.94 (02/25) | 1:51.20 (03/09-03/11) | 1:51.20 (03/09-03/11) | 1:51.35 (01/14) | 1:51.35 (01/14) |
| 2) | Freire, Humberto | Florida State | 1:50.70 (02/23-02/25) | 1:50.70 (02/23-02/25) | 1:51.67 (02/10-02/11) | 1:51.67 (02/10-02/11) | 1:51.81 (01/27-01/28) | 1:51.81 (01/27-01/28) | 1:52.20 (01/20-01/21) | 1:52.20 (01/20-01/21) |