| Final: Start time: 17:08 +1 UTC, Temperature 30° C, Humidity 55% _ |
| Final 17:40 | time | | L | React. | bib | | 1. Amaka Ogoegbunam |  NGR | 55.86s | | 7 | 0.176 | 425 | | 2. Ajoke Odumosu | NGR | 57.63s | | 6 | 0.174 | 423 | | 3. Lilianne Klaasman |  NAM | 58.68s | NR | 4 | 0.188 | 392 | | 4. Annerie Ebersohn |  RSA | 58.68s | | 2 | 0.141 | 452 | | 5. Audrey Nkamsao |  CMR | 59.18s | | 5 | 0.194 | 134 | | 6. Jerioth Wanjiku |  KEN | 59.78s | | 8 | 0.191 | 336 | | 7. Olga Razanamalala |  MAD | 1:00.16s | | 9 | 0.181 | 353 | | 8. Rokya Fofana |  BUR | 1:00.72s | | 3 | 0.221 | 47 |
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| Records | | Rec | Athlete | Dist. | Birth | Venue | date | | WR | Yuliya Pechenkina |  RUS | 52.34s | 1978 | Tula | 08/08/2003 | | AR | Nezha Bidouane |  MAR | 52.90s | 1969 | Sevilla | 25/08/1999 | | CR | Muna Jabir Adam |  SUD | 54.93s | | Algiers | 2007 |
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Heats - Wednesday 16.09 Afternoon session | | First 3 and best 2 progress to Final. |
Heat 1 Start time: 17:02 +1 UTC, Temperature 27° C, Humidity 66 |
| Ranking | time | | L | React. | bib | | 1. Ajoke Odumosu | NGR | 57.31s | | 5 | 0.188 | 423 | | 2. Lilianne Klaasman | NAM | 59.10s | NR | 7 | 0.203 | 392 | | 3. Jerioth Wanjiku | KEN | 59.83s | | 6 | 0.198 | 336 | | 4. Annerie Ebersohn | RSA | 1:01.02 | | 3 | 0.135 | 452 | | 5. Eleni Demelesh |  ETH | 1:04.45 | | 4 | 0.178 | 195 |
Heat 2 Start time: 17:11 +1 UTC, Temperature 27° C, Humidity 66 |
| Ranking | time | | L | React. | bib | | 1. Amaka Ogoegbunam | NGR | 58.46s | | 6 | 0.175 | 425 | | 2. Audrey Nkamsao | CMR | 59.32s | | 4 | 0.177 | 134 | | 3. Olga Razanamalala | MAD | 1:00.30 | | 3 | 0.155 | 353 | | 4. Rokya Fofana | BUR | 1:00.51 | SB | 7 | 0.228 | 47 | | 5. Priscillah Tabunda | KEN | 1:01.77 | | 8 | 0.147 | 332 | | 6. Karkour Saf | SUD | 1:01.90 | | 5 | 0.186 | 545 |
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