Rhein-Selz is a Verbandsgemeinde ("collective municipality") in the district Mainz-Bingen in Rhineland-Palatinate, Germany.
It is situated on the left bank of the Rhine, south of Mainz.
It was formed on 1 July 2014 by the merger of the former Verbandsgemeinden Nierstein-Oppenheim and Guntersblum.
The Verbandsgemeinde consists of the following Ortsgemeinden ("local municipalities"):
This Mainz-Bingen location article is a stub.