Gronau (Sinn)

Gronau is a river of Hesse, Germany and a right tributary of the Sinn. Including its left source river Westernbach, it has a total length of 9.7 km.

Course
The Gronau rises in the unincorporated area Gutsbezirk Spessart in the Hessian part of the Mittelgebirge Spessart. It flows into the Sinn at Altengronau.