| Garruchos | |
| Settlement Type: | Municipality |
| Pushpin Map: | Brazil |
| Pushpin Map Caption: | Location in Brazil |
| Coordinates: | -28.1839°N -55.6389°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Brazil |
| Subdivision Type1: | State |
| Subdivision Name1: | Rio Grande do Sul |
| Subdivision Type2: | Meso-region |
| Subdivision Name2: | Sudoeste Rio-Grandense |
| Subdivision Type3: | Micro-region |
| Subdivision Name3: | Campanha Ocidental |
| Leader Title: | Prefect |
| Area Total Km2: | 799.85 |
| Population Total: | 2,886 |
| Population As Of: | 2020 [1] |
| Population Density Km2: | auto |
| Timezone1: | BRT |
| Utc Offset1: | -3 |
| Postal Code Type: | Postal code |
| Postal Code: | 97685-xxx |
| Area Code Type: | Phone code |
Garruchos is a municipality in the western part of the state of Rio Grande do Sul, Brazil. The population is 2,886 (2020 est.) in an area of 799.85 km².[2] Its elevation is 69 m by the Uruguay River. It is located 627 km west of the state capital of Porto Alegre, northeast of Alegrete.
The town is situated by the Uruguay River which forms the border with Argentina to the west; an Argentine settlement with the same name, Garruchos, is on the other side.
The municipality would be partially flooded by the proposed Garabí Dam.