| Official Name: | Tambaú |
| Settlement Type: | Municipality |
| Pushpin Map: | Brazil |
| Pushpin Map Caption: | Location in Brazil |
| Coordinates: | -21.705°N -47.2744°W |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | Region |
| Subdivision Name1: | Southeast |
| Subdivision Type2: | State |
| Subdivision Name2: | São Paulo |
| Subdivision Type3: | Intermediary Regions of São Paulo |
| Subdivision Name3: | Intermedial Region of Campinas |
| Subdivision Type4: | Immediate Regions of São Paulo |
| Subdivision Name4: | Immediate Region of São João da Boa Vista |
| Subdivision Type5: | Metropolitan Region |
| Subdivision Name5: | Ribeirão Preto Metropolintan Region |
| Leader Title: | Mayor |
| Area Total Km2: | 562 |
| Population Total: | 23,232 |
| Population As Of: | 2020[1] |
| Population Density Km2: | auto |
| Timezone1: | BRT |
| Utc Offset1: | -3 |
| Postal Code Type: | Postal code |
| Area Code Type: | Area code |
Tambaú is a municipality in the state of São Paulo in Brazil. The population is 23,232 (2020 est.) in an area of 562 km2.[2] The elevation is 698 m. Tambaú was famous for the annual sermons of Padre Donizetti.
In telecommunications, the city was served by Telecomunicações de São Paulo.[3] In July 1998, this company was acquired by Telefónica, which adopted the Vivo brand in 2012. The company is currently an operator of cell phones, fixed lines, internet (fiber optics/4G) and television (satellite and cable).[4]