Rheinauen is a Verbandsgemeinde ("collective municipality") in the district Rhein-Pfalz-Kreis, in Rhineland-Palatinate, Germany. The seat of the Verbandsgemeinde is in Waldsee. Before 1 January 2016, the Verbandsgemeinde was named Waldsee.
The Verbandsgemeinde Rheinauen consists of the following Ortsgemeinden ("local municipalities"):