Nohn is an Ortsgemeinde, or municipality, located in the Vulkaneifel district of Rhineland-Palatinate, Germany. It functions as a local administrative unit within the Verbandsgemeinde of Gerolstein.
The municipality belongs to the collective municipality of Gerolstein, which has its seat in the town of Gerolstein. Nohn is situated within the geographical region of the Vulkaneifel.