| Lavras do Sul | |
| Settlement Type: | Municipality |
| Pushpin Map: | Brazil |
| Pushpin Map Caption: | Location in Brazil |
| Coordinates: | -30.8128°N -53.895°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Brazil |
| Subdivision Type1: | State |
| Subdivision Name1: | Rio Grande do Sul |
| Subdivision Type2: | Meso-region |
| Subdivision Type3: | Micro-region |
| Subdivision Name3: | Campanha Meridional |
| Leader Title: | Prefect |
| Area Total Km2: | 2600.60 |
| Population Total: | 7,444 |
| Population As Of: | 2020 [1] |
| Population Density Km2: | auto |
| Timezone1: | BRT |
| Utc Offset1: | -3 |
| Postal Code Type: | Postal code |
| Postal Code: | 97390-xxx |
| Area Code Type: | Phone code |
Lavras do Sul is a Brazilian municipality in the southwestern part of the state of Rio Grande do Sul. It is in the Campanha Meridional micro-region and the Sudoeste Rio-Grandense meso-region. The population is 7,444 (2020 est.) in an area of 2600.60 km².[2] The Camaquã River flows through the municipality.