| Time | Date | Name | Meet |
|---|---|---|---|
| 47.68 | Feb. 17, 2023 | Will Mahone | New South Conference Championships |
| 48.95 | Feb. 16, 2023 | Will Mahone | New South Conference Championships |
| 49.51 | Feb. 18, 2022 | Will Mahone | New South Intercollegiate Swim Conference Championships |
| 49.66 | Dec. 13, 2021 | Will Mahone | DSU Christmas Invitational |
| 49.68 | Feb. 26, 2021 | Will Mahone | New South Intercollegiate Swim Conference Championships |
| 49.98 | Feb. 21, 2020 | Will Mahone | New South Intercollegiate Swim |
| 50.62 | Feb. 20, 2020 | Will Mahone | New South Intercollegiate Swim |
| 50.74 | Dec. 20, 2019 | Will Mahone | Delta State Invitational |
| 53.11 | Oct. 26, 2019 | Will Mahone | Sewanee Invitational |
