Nassau is a former Verbandsgemeinde ("collective municipality") in the Rhein-Lahn-Kreis, in Rhineland-Palatinate, Germany.
In January 2019 it was merged into the new Verbandsgemeinde Bad Ems-Nassau.
Its seat was in Nassau.
The Verbandsgemeinde Nassau consisted of the following Ortsgemeinden ("local municipalities"): This Rhein-Lahn location article is a stub.
You can help Wikipedia by expanding it.50°19′01″N 7°48′00″E / 50.317°N 7.800°E / 50.317; 7.800