Graswiesenbach is a small river of Hesse, Germany.
It originates in the Vogelsberg mountain at an altitude of about 713 m above sea level just north of the Rudingshainer Flösser.
At this stage the river is at an altitude of about 423 m above sea level.
4.0 km long and ends about 290 altitude meters below its origin, thus it has an average bottom slope of about 73 ‰.
This article related to a river in Hesse is a stub.