| Official Name: | Betanzos Municipality |
| Settlement Type: | Municipality |
| Pushpin Map: | Bolivia |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location within Bolivia |
| Subdivision Type: | Country |
| Subdivision Type1: | Department |
| Subdivision Name1: | Potosí Department |
| Subdivision Type2: | Province |
| Subdivision Name2: | Cornelio Saavedra Province |
| Seat Type: | Seat |
| Seat: | Betanzos |
| Unit Pref: | Imperial |
| Population As Of: | 2012 |
| Population Total: | 33455 |
| Population Blank1 Title: | Ethnicities |
| Population Blank1: | Quechua |
| Population Blank2 Title: | Religions |
| Timezone: | BOT |
| Utc Offset: | -4 |
| Coordinates: | -19.45°N -78°W |
| Elevation M: | 3300 |
Betanzos Municipality is the first municipal section of the Cornelio Saavedra Province in the Potosí Department in Bolivia. Its seat is Betanzos.
The municipality consists of the following cantons: