| Official Name: | Tanoudert |
| Pushpin Map: | Mauritania |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Mauritania |
| Coordinates: | 20.2167°N -29°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Mauritania |
| Subdivision Type1: | Region |
| Subdivision Name1: | Dakhlet Nouadhibou |
Tanoudert is a coastal town in Mauritania. It is located in the Dakhlet Nouadhibou region and forms a part of the Banc d'Arguin National Park. It is situated to a homonymous bay lying to the west and further west is Cape Tagarit (Cap-Tagair).
Nearby towns and villages include Cansado (110 km), Bir Gandus, Tichla, Akjoujt and Iouik (43 km), further south is the town of Arkeiss.