| Name | Year | Split | Time |
| Ruth Gleason | 2023 | 1:50.1 | 5:30.5 |
| Kirsti Harrison | 2011 | 1:57.3 | 5:51.9 |
| Rachel Harvey | 2014 | 1:58.1 | 5:54.5 |
| Virginia Stiles | 2023 | 1:59.5 | 5:58.6 |
| Jill Trierweiler | 2006 | 1:59.7 | 5:59.3 |
| Leah Crocker | 2025 | 2:00.0 | 6:00.0 |
| Allison Brodie | 2006 | 2:01.2 | 6:03.8 |
| Malinda Woody | 2013 | 2:01.7 | 6:05.2 |