| Name | Time | Date | Meet |
|---|---|---|---|
| Kyle Troskot | 45.30 | Sept. 19, 2020 | TCU Intersquad 20-21 |
| Piotr Sadlowski | 46.58 | Feb. 28, 2020 | Big XII Conference Championships |
| Laszlo Gyurko | 47.24 | Feb. 17, 2012 | Conference USA Championships |
| Friedrich Grott | 47.99 | Feb. 28, 2009 | 2009 Mountain West Conference Championships - Day Four - Finals |
| Edgar Peyro | 50.51 | Dec. 4, 2008 | ConocoPhillips Time Trials |
| Jeff Gettel | 51.79 | Oct. 17, 2008 | Butler, Centre @ IUPUI |
| Joshua Bagby | 53.44 | Oct. 9, 2008 | Texas Christian @Texas-Permian Basin |
