| Name | Time | Date | Meet |
|---|---|---|---|
| Molly Hogg | 56.39 | March 14, 2014 | Speedo Champions Series - Pleasant Prairie, WI |
| Hannah Kastigar | 58.88 | March 11, 2011 | Speedo Champions Series - Waukesha, WI |
| Hannah Kastigar | 1:01.14 | March 11, 2010 | Speedo Champions Series - Minneapolis |
| Nikki Finnesand | 1:01.30 | March 9, 2007 | Speedo Champions Series - UIC |
| Nikki Finnesand | 1:03.33 | March 11, 2006 | Speedo Champions Series - UIC |
