Chateau Potensac takes its name from its location, which is on the top of Potensac plateau in the northern part of the Medoc. Chateau Potensac is owned by the Delon family. The Delon family is better known for their famous property in St. Julien, Leoville Las Cases and Chateau Nenin in Pomerol. Chateau Potensac has been in the hands of the Delon family for several generations. The grandfather of Jean Hubert Delon obtained the estate through marriage, when he married into the Liquard family. From that time on, Chateau Potensac has been passed down from father to son.