Château Potensac has a long family history. Indeed, this estate belongs to the Delon family for a very long time and has always been passed down from generation to generation by the women of the family. Today, the estate is run by Jean-Hubert Delon, who keeps it from his paternal grandmother, Georgette Liquard. Château Potensac is generally recognized as one of the major growths of the Médoc appellation. Moreover, it is the only one, at the classification of Crus Bourgeois of 2003 of the Médoc appellation, to have been classified as Cru Bourgeois Exceptionnel.