400m Women Semi Finals, Heat:3 of 3 ; Official result since 13:31
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 4 | 96 | Patience Okon George | Cross River | 52.16 | Q | |||
| 2 | 5 | 6 | Ella ONOJUVWEVWO | FB | 53.34 | Q | |||
| 3 | 6 | 376 | Usenbor Osaretin | Ondo | 53.88 | ||||
| 4 | 3 | 268 | Olotu Folashade | Ekiti | 54.20 | ||||
| 5 | 1 | 134 | Ayenuro Taiye | Delta | 54.45 | ||||
| 2 | 409 | Ayomide Joy Joseph | Oyo | DNS | |||||
| 7 | 10 | Glory NYENKE | FB | DNS | |||||
| 8 | 150 | Onyah Oyinye Favour | Delta | DNS |