| Event | Heat | Status | |
|---|---|---|---|
| Women 400 M Xfinity Open (Prelims) | 3| | ||
| Thursday 4:56 PM |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| WR | World | Marita Koch - GDR | 47.60 | 10/6/1985 |
| AR | American | Sanya Richards - Nike | 48.70 | 9/17/2006 |
| MR | Meet | Sanya Richards - Nike | 49.27 | 6/24/2006 |
| FR | Facility | Shaunae Miller-Uibo - BAH | 49.08 | 4/24/2021 |
| WQ | World Champ Q | 51.00 |
| Pl | Ln | Athlete | Time | ||
|---|---|---|---|---|---|
| 1 | 4 | Talitha DIGGS Florida |
51.31 Q | 0.179 | |
| 2 | 7 | Jermaisha ARNOLD Texas A&M |
51.35 Q | 0.227 | |
| 3 | 6 | Alexis HOLMES Nike |
51.51 Q | 0.185 | |
| 4 | 2 | Wadeline JONATHAS adidas |
51.72 SB | 0.250 | |
| 5 | 3 | Jada GRIFFIN North Carolina A&T |
53.44 | 0.237 | |
| 6 | 5 | Na'Asha ROBINSON Unattached |
54.34 | 0.281 | |
| 7 | 8 | Latasha SMITH U C F |
54.53 | 0.275 |