| Name | Time | Date | Meet |
|---|---|---|---|
| Carsten Hicks | 50.63 | Feb. 17, 2024 | Atlantic East Conference Championships |
| Carsten Hicks | 50.75 | Feb. 11, 2023 | Atlantic East Conference Championships |
| James Gibbons | 51.64 | Feb. 18, 2017 | 2017 Capital Athletic Conference Championships |
| Greg Murtha | 51.97 | March 19, 2009 | 2009 NCAA Division III Championships |
