| W | World Outdoor | 45.94 | Karsten Warholm | NOR | 8/3/2021 | Tokyo, JPN |
| A | American Outdoor | 46.17 | Rai Benjamin | Nike | 8/3/2021 | Tokyo, JPN |
| C | College Outdoor | 47.02 | Rai Benjamin | So. California | 6/8/2018 | Eugene, OR |
| S | School | 50.00 | Donald Douglass | 1978 |
| Lane | Athlete | Yr. | Team | Seed |
|---|---|---|---|---|
| 5 | MARTINEZ, ZACK | SR | WESTERN KENTUCKY |
52.35 |
| 6 | NYIKADZINO, CARRINGTON KUDAKWASH | FR | UNATTACHED | NT |