Garruchos is a municipality in the western part of the state of Rio Grande do Sul, Brazil.

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.

[3] This geographical article relating to Rio Grande do Sul is a stub.