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Heads of state
People born in Mauritania (0)
People born in Mauritania (0)
Most populous cities
| Nouakchott | 661,400 |
| Nouâdhibou | 72,337 |
| Tidjikja | 6,000 |
| Rosso | 0 |
| Néma | 0 |
| Kiffa | 0 |
| Kaédi | 0 |
| ’Ayoûn el ’Atroûs | 0 |
| Atar | 0 |
| Aleg | 0 |
| Akjoujt | 0 |
| Zouérate | 0 |
| Sélibabi | 0 |
Administrative divisions
Below are the first-level administrative divisions for this nation.| Name | Division type | Population |
| District de Nouakchott | 709,856 | |
| Wilaya de Dakhlet Nouadhibou | 80,181 | |
| Wilaya de l'Adrar | 59,670 | |
| Wilaya de l'Assaba | 285,142 | |
| Wilaya de l'Inchiri | 0 | |
| Wilaya du Brakna | 256,827 | |
| Wilaya du Gorgol | 274,337 | |
| Wilaya du Guidimaka | 219,674 | |
| Wilaya du Hodh ech Chargui | 298,625 | |
| Wilaya du Hodh el Gharbi | 243,246 | |
| Wilaya du Tagant | 64,808 | |
| Wilaya du Tiris Zemmour | 63,306 | |
| Wilaya du Trarza | 269,946 |