| Name | Time | Date | Meet |
|---|---|---|---|
| Joe Grebner | 54.28 | July 24, 2022 | 2022 SD LC Championships |
| Chris Erickson | 55.18 | July 1, 2017 | MN AQJT Aquajets Summer I |
| Chris Erickson | 57.91 | March 13, 2016 | Speedo Champions Series - Pleasant Prairie |
| Jacob Fuhrman | 58.05 | July 22, 2009 | Speedo Champions Series - Minneapolis |
