| Name | Time | Date | Meet |
|---|---|---|---|
| Mack Schumann | 3:48.64 | March 1, 2024 | GA DYNA Southern Premier |
| Maston Ballew | 3:52.78 | Dec. 8, 2023 | Speedo Winter Junior Championship East |
| Taylor Charles | 3:53.09 | Dec. 7, 2012 | Speedo Winter Junior National Championships |
| Shaun Phillips | 3:55.31 | March 6, 2003 | American Short Course Championships |
