| Event | Heat | Status | |
|---|---|---|---|
| Women 400 M Hurdles Xfinity Open (Prelims) | 1| | ||
| Thursday 4:50 PM |
| Record | Athlete | Date | ||
|---|---|---|---|---|
| MR | Meet | Sydney McLaughlin - New Balance | 51.90 | 6/27/2021 |
| FR | Hayward | Sydney McLaughlin - USA | 51.90 | 6/27/2021 |
| AR | American | Sydney McLaughlin - New Balance | 51.46 | 8/4/2021 |
| WR | World | Sydney McLaughlin - USA | 51.46 | 8/4/2021 |
| WQ | World Qualifier | 55.40 |
| Pl | Ln | Athlete | Time | ||
|---|---|---|---|---|---|
| 1 | 5 | Sydney MCLAUGHLIN New Balance |
54.11 Q | 0.216 | |
| 2 | 4 | Ashley SPENCER Nike |
55.79 Q | 0.247 | |
| 3 | 6 | Kaila BARBER Tracksmith |
56.00 Q SB | 0.208 | |
| 4 | 3 | Lauren HOFFMAN Duke |
56.08 | 0.258 | |
| 5 | 9 | Riley KNEBES Unattached |
58.38 | 0.287 | |
| 6 | 7 | Asia JINKS Auburn |
59.80 | 0.254 | |
| 7 | 8 | Simone WILSON Concordia Chicag |
1:00.20 | 0.314 |