| Name | Time | Date | Meet |
|---|---|---|---|
| Geremia Freri | 1:45.53 | Feb. 25, 2023 | Big XII Conference Championships |
| Piotr Sadlowski | 1:45.88 | Feb. 27, 2021 | Big XII Conference Championships |
| Dayne ODENDAAL | 1:45.95 | March 16, 2019 | CSCAA National Invitational Championship |
| Luiz Azarias | 1:46.04 | March 2, 2013 | 2013 Big 12 Conference Championships |
| Friedrich Grott | 1:46.34 | Feb. 28, 2009 | 2009 Mountain West Conference Championships - Day Four - Finals |
| Jeff Gettel | 1:52.76 | Oct. 17, 2008 | Butler, Centre @ IUPUI |
| Edgar Peyro | 1:56.49 | Oct. 4, 2008 | Missouri State @ TCU |
