| Name | Time | Date | Meet |
|---|---|---|---|
| Larsen Jensen | 4:09.80 | March 15, 2007 | 2007 NCAA Division I Mens Championships |
| Ous MELLOULI | 4:12.92 | Feb. 15, 2006 | 2006 NCAA Division I Mens Championships |
| Ous MELLOULI | 4:14.66 | March 2, 2005 | 2005 Men's Pac-10 Championsihps |
| Jason Lytle | 4:55.16 | Feb. 27, 2003 | 2003 Calif-Nev Spring Speedo Champions Series |
