| Ndiago | |
| Settlement Type: | Commune and town |
| Pushpin Map: | Mauritania |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Mauritania |
| Subdivision Type: | Country |
| Subdivision Name: |  Mauritania |
| Subdivision Type1: | Region |
| Subdivision Name1: | Trarza |
| Subdivision Type2: | Department |
| Leader Title: | Mayor |
| Unit Pref: | Imperial |
| Population As Of: | 2000 |
| Population Total: | 8440 |
| Population Blank1 Title: | Ethnicities |
| Timezone: | GMT |
| Utc Offset: | +0 |
| Coordinates: | 16.1667°N -46°W |
Ndiago or N'Djiago is a town and urban commune in the Trarza Region of south-western Mauritania.[1]
In 2000, it had a population of 8,440.[2]
It is located in the Diawling National Park.