Braubach is a municipality in the Rhein-Lahn-Kreis, in Rhineland-Palatinate, Germany. It is situated on the right bank of the Rhine, approx. 10 km southeast of Koblenz. Braubach has assorted medieval architecture intact, including portions of the town wall, half-timbered buildings, and castle Marksburg on the hill above. Braubach was the seat of the former Verbandsgemeinde ("collective municipality") Braubach.