400 meter u23 Men ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 6 | 10 | HANEKOM, Lindsay | BAK | u23 | 49.08 | |||
| 2 | 4 | 1486 | ADAMS, Lorenzo | UWC | u23 | 50.85 | |||
| 3 | 5 | 1434 | HENDRICKS, Herschelle | BELL | u23 | 50.99 | |||
| 4 | 8 | 179 | FRANS, Duncan | BAK | u23 | 51.12 | |||
| 5 | 7 | 57 | GERTSE, Marco | VELO | u23 | 54.25 | |||
| 6 | 2 | 1426 | TIMMY, Wesley | TNLK | u23 | 55.54 | |||
| 7 | 1 | 502 | NICHOLLS, Rowan | UCT | u23 | 56.48 | |||
| 3 | 58 | KAROLUS, Bronique | UWC | u23 | DIS |