| Total population | |
|---|---|
| 570 (est.) | |
| Regions with significant populations | |
 Vietnam 428 (2019)[1]Laos | |
| Languages | |
| O’du, • Vietnamese • Lao | |
| Religion | |
| Animism • Christianity |
The Ơ Đu (O'du) are an aboriginal ethnic group in Vietnam and Laos. Their total population is more than 570.
- ^ "Report on Results of the 2019 Census". General Statistics Office of Vietnam. Retrieved 1 May 2020.