| Time | Date | Name | Meet |
|---|---|---|---|
| 49.19 | Nov. 14, 2021 | Bryan Sullivan | Rhodes Invitational/Lynx Invite |
| 53.05 | Nov. 13, 2021 | Bryan Sullivan | Rhodes Invitational/Lynx Invite |
| 54.15 | Oct. 30, 2021 | Bryan Sullivan | Millsaps vs Loyola New Orleans |
| 57.88 | Feb. 19, 2021 | Breydon Conner | Southern Athletic Association Championships |
| 58.69 | Feb. 18, 2021 | Breydon Conner | Southern Athletic Association Championships |
| 59.00 | Jan. 31, 2021 | Breydon Conner | Delta State vs. Millsaps |
| 1:00.50 | Jan. 15, 2021 | Breydon Conner | Millsaps vs UWF vs Rhodes |
| 1:01.44 | Feb. 14, 2020 | Cooper Clevenger | Southern Athletic Association Championships |
| 1:02.04 | Dec. 7, 2019 | Cooper Clevenger | Hendrix Invitational |
| 1:03.55 | Nov. 8, 2019 | Cooper Clevenger | Centenary vs. Millsaps |
| 1:04.81 | Oct. 12, 2019 | Cooper Clevenger | Birmingham Southern vs. Milsaps, Rhodes, West Florida |
