Women's 400 Freestyle - A Final
World Record: Ariarne Titmus, 3:55.38
American Record: Katie Ledecky, 3:56.46
U.S. Open Record: Katie Ledecky, 3:57.94
Meet Record: Katie Ledecky, 3:57.94
2025 TYR Pro Swim Series Westmont:
Mary-Sophie Harvey, 4:08.67
2025 TYR Pro Swim Series Sacramento:
Eve Thomas, 4:11.64
Click on the athlete's name below to view their bio.
| Name | Prelims Time |
|---|---|
| Emma Weyant Lane 1 | 4:11.07 |
| Jillian Cox Lane 2 | 4:09.33 |
| Summer McIntosh Lane 3 | 4:06.56 |
| Katie Ledecky Lane 4 | 4:03.45 |
| Claire Weinstein Lane 5 | 4:04.80 |
| Erin Gemmell Lane 6 | 4:09.31 |
| Cavan Gormsen Lane 7 | 4:09.88 |
| Madi Mintenko Lane 8 | 4:11.39 |