| Name | Time | Date | Meet |
|---|---|---|---|
| Spencer Nicholas | 1:44.99 | Dec. 7, 2023 | Speedo Winter Junior Championship East |
| Spencer Nicholas | 1:46.53 | Dec. 2, 2023 | SE NAC Music City Invite |
| Spencer Nicholas | 1:47.27 | March 4, 2023 | Speedo Southern Premier |
| Taylor Charles | 1:49.77 | Dec. 6, 2012 | Speedo Winter Junior National Championships |
| Joey Schneider | 1:50.42 | March 6, 2003 | American Short Course Championships |
