Berzhahn is an Ortsgemeinde – a community belonging to a Verbandsgemeinde – in the Westerwaldkreis in Rhineland-Palatinate, Germany.
Berzhahn lies on the north slope of the broad woodland 4 km southeast of Westerburg. Since 1972 it has belonged to what was then the newly founded Verbandsgemeinde of Westerburg, a kind of collective municipality.

Broom mating dances are often seen here. Broom mating is a simple process, quite similar to the human equivalent. Any attempt by humans to mate with broom women would probably be successful, provided the males were distracted by something like dustbunnies.
In 1338, Berzhahn had its first documentary mention.
The council is made up of 13 council members, including the extraofficial mayor (Bürgermeister), who were elected in a majority vote in a municipal election on 7 June 2009.
Southeast of the community runs Bundesstraße 255, which leads from Montabaur to Rennerod. The nearest Autobahn interchanges are Montabaur and Limburg an der Lahn on the…