Athletics at the 2003 All-Africa Games – Women's 100 metres
The women's 100 metres at the 2003 All-Africa Games were held on October 11–12.
Medalists
Results
Heats
Qualification: First 3 of each heat and the next 4 fastest qualified for the semifinals.Wind:
Heat 1: +0.4 m/s, Heat 2: -0.1 m/s, Heat 3: -0.3 m/s, Heat 4: +0.1 m/s
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 1 | Mary Onyali-Omagbemi | 11.24 | Q | |
| 2 | 2 | Endurance Ojokolo | 11.33 | Q | |
| 3 | 4 | Vida Anim | 11.35 | Q | |
| 4 | 2 | Delphine Atangana | 11.39 | Q | |
| 5 | 1 | Geraldine Pillay | 11.42 | Q | |
| 6 | 3 | Aminata Diouf | 11.61 | Q | |
| 6 | 4 | Kadiatou Camara | 11.61 | Q | |
| 8 | 2 | Amandine Allou Affoue | 11.69 | Q | |
| 8 | 4 | Winneth Dube | 11.69 | Q | |
| 10 | 3 | Emem Edem | 11.79 | Q | |
| 11 | 2 | Dikeledi Moropane | 11.84 | q | |
| 12 | 1 | Hellen Chemtai | 11.98 | Q | |
| 13 | 1 | Elisa Cossa | 12.02 | q | |
| 14 | 1 | Veronica Wabukawo | 12.10 | q | |
| 15 | 3 | Justine Bayiga | 12.12 | Q | |
| 16 | 4 | Fatoumata Coly | 12.15 | q | |
| 17 | 4 | Sarah Bonah | 12.18 | ||
| 18 | 4 | Michelle Banga Moundzoula | 12.26 | ||
| 19 | 1 | Aissatou Badji | 12.34 | ||
| 20 | 4 | Assetou Bamba | 12.36 | ||
| 21 | 3 | Sandra Chimwanza | 12.40 | ||
| 22 | 4 | Ivonnde Djato | 12.56 | ||
| 23 | 3 | Hawanatu Bangura | 12.71 | ||
| 24 | 3 | Marang Kinteh | 12.79 | ||
| 25 | 2 | Roseline Amara | 13.03 | ||
| 26 | 1 | Aminata Kamissoko | 13.75 | ||
| 1 | Alice Ayard | ||||
| 2 | Maria-Joëlle Conjungo | ||||
| 2 | Marie-Jeanne Binga | ||||
| 2 | M'mah Touré | ||||
| 3 | Lucie Akatty | ||||
| 3 | Genevieve Obone | ||||
| 4 | Mariette Mien |
Semifinals
Qualification: First 4 of each semifinal qualified for the final.Wind:
Heat 1: +0.5 m/s, Heat 2: 0.0 m/s
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 2 | Endurance Ojokolo | 11.16 | Q | |
| 2 | 1 | Mary Onyali-Omagbemi | 11.18 | Q | |
| 3 | 1 | Delphine Atangana | 11.24 | Q | |
| 4 | 2 | Vida Anim | 11.29 | Q | |
| 5 | 2 | Geraldine Pillay | 11.39 | Q | |
| 6 | 1 | Amandine Allou Affoue | 11.49 | Q | |
| 7 | 1 | Winneth Dube | 11.53 | Q | |
| 8 | 1 | Aminata Diouf | 11.58 | ||
| 9 | 2 | Emem Edem | 11.63 | Q | |
| 10 | 2 | Kadiatou Camara | 11.67 | ||
| 11 | 1 | Dikeledi Moropane | 11.78 | ||
| 12 | 1 | Elisa Cossa | 11.99 | ||
| 13 | 2 | Hellen Chemtai | 12.02 | ||
| 14 | 1 | Veronica Wabukawo | 12.05 | ||
| 14 | 2 | Justine Bayiga | 12.05 | ||
| 2 | Fatoumata Coly |
Final
Wind: +0.2 m/s| Rank | Name | Nationality | Time | Notes |
| Mary Onyali-Omagbemi | 11.26 | |||
| Endurance Ojokolo | 11.26 | |||
| Vida Anim | 11.29 | |||
| 4 | Geraldine Pillay | 11.38 | ||
| 5 | Delphine Atangana | 11.49 | ||
| 6 | Emem Edem | 11.53 | ||
| 7 | Amandine Allou Affoue | 11.57 | ||
| 8 | Winneth Dube | 11.62 |