Dohan, sometimes known as Dohan-sur-Semois, is a small village belonging to the municipality of Bouillon in the Belgian province of Luxembourg. Located in the southern Ardennes, it stands on the Semois river.

View of Dohan-sur-Semois, including the ferme-château

Its economy is primarily based on tourism and agriculture.

The Château de Dohan ("Dohan Castle") is a fortified farmhouse, or ferme-château.

Coordinates: 49°48′N 5°09′E / 49.800°N 5.150°E / 49.800; 5.150