400m Hurdles Men Heats, Heat:2 of 3 ; Official result since 16:52
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 8 | 263 | MUKHOBE Wiseman | 49.48 | KEN | Senior | 49.87 | Q | |
| 2 | 3 | 9 | LAHOULOU Abdelmalik | 50.31 | ALG | Senior | 51.03 | Q | |
| 3 | 5 | 524 | PRETORIUS Johannes | 50.59 | RSA | Senior | 51.66 | ||
| 4 | 1 | 44 | KEITUMETSE Maitseo | 49.91 | BOT | Senior | 51.67 | ||
| 5 | 2 | 471 | SIDIBE Ousmane | SEN | Senior | 53.16 | |||
| 6 | 6 | 313 | BEZARA Jean Robert | 50.81 | MAD | Senior | 53.30 | ||
| 7 | 4 | 392 | RETIEF Andre Johannes | NAM | Senior | 55.39 | |||
| 8 | 7 | 411 | ALOWONLE Rilwan | 50 | NGR | Senior | 60.13 |