400m - WOMEN, Heat:1 of 4 ; Official result since 21:06
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 4 | 2160 | MERCY CHEBET | KEN | Sen | 52.45 | Q | ||
| 2 | 5 | 2016 | LYDIA JELE | BOT | Sen | 52.52 | Q | ||
| 3 | 3 | 2042 | ELODIE MALESARA | CGO | Sen | 53.25 | Q | ||
| 4 | 6 | 2058 | ALEXIA EYENGA | CMR | Sen | 55.27 | |||
| 5 | 1 | 2139 | HANA TADESSE YILMA | ETH | Sen | 55.65 | |||
| 6 | 7 | 2030 | LEOPOLDINE YE | BUR | Sen | 56.59 | |||
| 7 | 2 | 2080 | DIVINE KANDOMBA ELOS | COD | Sen | 57.39 | |||
| 8 | 8 | 2216 | KAZAATJO KAMBIRI | NAM | Sen | 58.25 |