| Name | Time | Date | Meet |
|---|---|---|---|
| Nick Zaharescu | 4:40.29 | June 18, 2021 | SE XCSL Firecracker Invitational |
| Robby Graves | 4:40.98 | March 9, 2012 | Speedo Champions Series - Greensboro, NC (18 & Under) |
| Steven Murry | 4:28.35 | June 29, 2008 | 2008 U.S. Olympic Team Trials |
| Steven Murry | 4:32.97 | Aug. 1, 2006 | 2006 ConocoPhillips National Championships |
| Steven Murry | 4:40.17 | Feb. 10, 2004 | ConocoPhillips Spring National Championships |
