| Name | Time | Date | Meet |
|---|---|---|---|
| Bryce Bohman | 46.46 | Dec. 16, 2017 | NT KMSC Elite Pro Am |
| Bryce Bohman | 46.56 | Dec. 1, 2017 | USA Swimming Winter National Championships |
| Aaron Peirsol | 46.79 | Jan. 15, 2007 | Toyota Grand Prix |
| Daniel Rohleder | 50.20 | Feb. 26, 2004 | Speedo Champions Series - College Station |
| Cade Ashby | 54.16 | Dec. 5, 2003 | NT COR A 29th Annual Winter |
| Matthew Klausmeier | 55.60 | March 2, 2001 | Speedo Champions Series - San Antonio |
| ERIK STORVIK | 1:12.86 | Nov. 4, 2000 | 2000 NT North All Star Qualifying Meet |
