Rio do Antônio
Rio do Antônio  | |
|---|---|
Municipality  | |
| Coordinates: 14°24′S 42°05′W / 14.400°S 42.083°W | |
| Country | Brazil | 
| Region | Nordeste | 
| State | Bahia | 
| Population  (2020 )  | |
 • Total  | 15,448 | 
| Time zone | UTC−3 (BRT) | 
Rio do Antônio is a municipality in the state of Bahia in the North-East region of Brazil.