Hornberg (German pronunciation: [ˈhɔʁnˌbɛʁk] ) is a town in the Ortenaukreis , in western Baden-Württemberg, Germany. It is situated in the Black Forest , 35 km southeast of Offenburg, and 25 km northwest of Villingen-Schwenningen .

Hornberg is the location of the Duravit Design Center. The center has a viewing platform designed by Philippe Starck. This viewing platform is arguably the largest toilet bowl in the world. Duravit also has a production facility in Hornberg.