Westhofen is a former Verbandsgemeinde ("collective municipality") in the district Alzey-Worms, Rhineland-Palatinate, Germany. The seat of the Verbandsgemeinde was in Westhofen. On 1 July 2014 it merged into the new Verbandsgemeinde Wonnegau.The Verbandsgemeinde Westhofen consisted of the following Ortsgemeinden ("local municipalities"): Bechtheim Bermersheim Dittelsheim-Heßloch Frettenheim Gundersheim Gundheim Hangen-Weisheim Hochborn Monzernheim Westhofen