Frahan is a hamlet of the village of Rochehaut, belonging to the entity of Bouillon, in Wallonia in the Province of Luxembourg.

This pretty hamlet which was formerly famous for its plantations of Tabac and its driers that one can still see, is located within an exceptional framework of greenery, in the middle of a loop of the Semois surrounded by wooded peaks. Seen balcony of Rochehaut, it is one of the most known panoramas of Belgium.