| Time | Date | Name | Meet |
|---|---|---|---|
| 52.95 | Feb. 17, 2024 | Leo Powers | North Coast Athletic Conference Championships |
| 53.80 | Jan. 27, 2024 | Myles Felt | Case Western vs. Oberlin |
| 54.51 | Jan. 21, 2017 | Michael Lin | NDC Invitational |
| 55.90 | Dec. 5, 2015 | David Bright | Fredonia Invitational |
| 59.86 | Jan. 24, 2015 | Christopher Ayoub | Ohio Wesleyan vs. Notre Dame (Ohio), Oberlin |
