| Time | Date | Name | Meet |
|---|---|---|---|
| 1:38.95 | Nov. 18, 2020 | Shaine Casas | Art Adamson Invitational |
| 1:39.91 | Feb. 19, 2020 | Shaine Casas | SEC Championship |
| 1:40.16 | Nov. 21, 2019 | Shaine Casas | Art Adamson Invitational |
| 1:42.29 | March 28, 2019 | Shaine Casas | NCAA Division I Mens Championships |
| 1:42.32 | Feb. 15, 2018 | Brock Bonetti | Southeastern Conference Championships |
| 1:43.21 | Nov. 16, 2017 | Brock Bonetti | Art Adamson Invitational |
| 1:44.12 | Feb. 15, 2017 | Mauro Castillo Luna | Southeastern Conference Championships |
| 1:45.39 | Feb. 19, 2014 | Simon Frank | Southeastern Conference Championships |
| 1:45.82 | Feb. 20, 2013 | Simon Frank | Southeastern Conference Championships |
| 1:46.97 | Feb. 23, 2012 | Simon Frank | Big 12 Conference Championships |
| 1:48.46 | Feb. 24, 2011 | John Wagner | Big 12 Conference Championships |
| 1:50.70 | March 6, 2003 | Scott Mueller | American Short Course Championships |
