The Wasgau (, ) is a Franco-German hill range in the German state of Rhineland-Palatinate and the French departments of Bas-Rhin and Moselle. It is formed from the southern part of the Palatine Forest and the northern part of the  Vosges mountains, and extends from the River Queich in the north over the French border to the Col de Saverne (German: Zaberner Steige) in the south.