Imbaú is a municipality in the state of Paraná in the Southern Region of Brazil.

Its economy is based on timber production.

The name Cirol comes from an asphalt paving company that was in the town in the mid-1960s, along BR-376 (Rodovia do Café).

According to older residents, the name comes from a springlet located on the road where Rodovia do Café was built.

This Paraná, Brazil location article is a stub.