| Athlete | Team | Best | ||||
|---|---|---|---|---|---|---|
| 1 | Williamson, Jovahn | Harvard |
48.46
2/9-10 |
48.81
2/24-25 |
48.82
2/24-25 |
49.38
2/3 |
| 2 | Nurse, Cameron | Boston U. |
48.46
1/26-27 |
49.24
2/17-18 |
