| Time | Date | Name | Meet |
|---|---|---|---|
| 1:12.02 | Aug. 1, 2022 | Aliana Marakovic | Speedo Junior National Championships |
| 1:12.34 | July 9, 2022 | Michaela Koltz | Speedo Sectionals - Austin |
| 1:12.91 | July 18, 2008 | Megan Onstott | Speedo Champions Series - Ft. Lauderdale |
| 1:14.40 | July 5, 2008 | Megan Onstott | U.S. Olympic Team Time Trials |
| 1:14.79 | Aug. 9, 2007 | Megan Onstott | Speedo Junior National Championships |
| 1:16.43 | March 30, 2007 | Megan Onstott | USA Swimming Spring Champ |
| 1:20.20 | June 3, 2005 | Megan Onstott | NT DM Senior Circuit #2 Long Course Invitational |
