Dahn is a municipality in the Südwestpfalz district, in Rhineland-Palatinate, Germany. It is situated in the Palatinate Forest, approximately 15 km southeast of Pirmasens, and 25 km west of Landau. It is part of the Verbandsgemeinde of Dahner Felsenland.

The Palatinate Forest, sometimes also called the Palatine Forest, is a low-mountain region in southwestern Germany, located in the Palatinate in the state of Rhineland-Palatinate. The forest is a designated nature park covering 1,771 km2 and its highest elevation is the Kalmit.