| 1) | Galasso, Michael | Holy Cross | 49.37 (02/13) | 49.43 (02/27) | 49.77 (04/18) | 49.96 (01/23) | 49.96 (01/23) | 50.26 (04/21) | 50.37 (05/01-05/02) |
| 2) | DiMaiti, Andrew | Tufts | 49.37 (04/18) | 49.49 (01/30) | 50.73 (04/25) | 50.79 (01/17) | 51.69 (02/20) | 51.69 (02/20) | |
| 3) | Goins, Francis | Tufts | 49.37 (04/30-05/02) | 49.72 (04/25) | 50.25 (05/14-05/15) | 50.69 (03/28) | 51.11 (01/17) | 51.37 (04/18) | 51.40 (04/04) |