400m Men Semi Final, Heat:4 of 5 ; Official result since 19:01
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 3 | 4340 | NIYALE GNANGE | CBE | 46.59 | Q | |||
| 2 | 6 | 3376 | EREYAMA KERE | SIDA | 47.07 | q | |||
| 3 | 4 | 5122 | EBRAHIM HUSEN | TERU | 47.67 | q | |||
| 4 | 5 | 4185 | GUTEMA AREGA | ECOS | 48.90 | ||||
| 5 | 7 | 3357 | LETI ECHALA | GAMB | 51.71 | ||||
| 6 | 1 | 4430 | ABDIRAMAN DEKEBA | OMED | 52.30 | ||||
| 8 | 4723 | MUBAREK JEMAL | CENT | DNS |
