Adai people
| Cropped detail map from a 1718 map by Guillaume Delisle. Adaie on left side. | |
| Total population | |
|---|---|
| extinct as a tribe, merged into the Caddo | |
| Regions with significant populations | |
| southwest Louisiana, northeast Texas | |
| Languages | |
| Adai language | |
| Religion | |
| Indigenous religion | |
| Related ethnic groups | |
| possibly other tribes within the Caddo Confederacy | 
The Adai were a Native American people of northwestern Louisiana and northeastern Texas. They were an Indigenous people of the Southeastern Woodlands and part of the Caddo Confederacy.