| São Valentim | |
| Pushpin Map: | Brazil |
| Coordinates: | -27.5578°N -52.5239°W |
| Leader Type: | Mayor |
| Leader: | Antonio Jose Zanandrea |
| Area Total Km2: | 154.19 |
| Population Density Km2: | auto |
| Population Total: | 3,259 |
| Population As Of: | 2020 [1] |
| Subdivision Type: | Country |
| Subdivision Name: | Brazil |
| Subdivision Type1: | State |
| Subdivision Name1: | Rio Grande do Sul |
| Subdivision Type2: | Mesoregion |
| Subdivision Name2: | Noroeste Rio-Grandense |
| Subdivision Type3: | Microregion |
| Subdivision Name3: | Erechim |
São Valentim is a municipality in the state of Rio Grande do Sul, Brazil.