| Name | Time | Date | Meet |
|---|---|---|---|
| Joe Grebner | 1:44.03 | Feb. 29, 2024 | 2024 SD SC 13&O State A Championship Meet |
| Chris Erickson | 1:45.82 | March 2, 2018 | South Dakota Short Course Championships |
| Dan Grebner | 1:50.35 | Dec. 15, 2017 | SD SFST Winter Invitational |
| Andrew Russo | 1:52.69 | March 10, 2006 | Speedo Champions Series - UIC |
