| Official Name: | Água Branca |
| Pushpin Map: | Brazil |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Brazil |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | State |
| Subdivision Name1: | Alagoas |
| Unit Pref: | Imperial |
| Population As Of: | 2020 est [1] |
| Population Total: | 20,230 |
| Population Density Metro Km2: | 42.62 |
| Population Blank1 Title: | Ethnicities |
| Timezone: | BRT |
| Utc Offset: | -3 |
| Coordinates: | -9.2608°N -37.9361°W |
Água Branca is a municipality located in the western of the state of Alagoas. Its population 20,230 (2020) and its area is 455 km².[2]