| 1) | Nelson, Jake | Nebraska | 47.69 (02/17) | 47.69 (02/17) | 48.17 (01/13-01/14) | 48.17 (01/13-01/14) | 48.26 (02/24-02/25) | 48.26 (02/24-02/25) | 48.37 (02/10-02/11) | 48.37 (02/10-02/11) |
| 2) | Evans, Ayrian | Georgia | 47.69 (02/10-02/11) | 47.69 (02/10-02/11) | 48.31 (02/24-02/25) | 48.31 (02/24-02/25) | 48.42 (01/27-01/28) | 48.42 (01/27-01/28) |