Château de la Roche Courbon is a large château, developed from an earlier castle, in the Charente-Maritime département of France. It is in the commune of Saint-Porchaire between Saintes and Rochefort. Its name is just as frequently written Château de la Rochecourbon. The château is privately owned, and classified as an historic monument. The garden is listed by the French Ministry of Culture as one of the Notable Gardens of France.