Margaux is a former commune in south-western France. Margaux may also refer to: Margaux (name) Château Margaux, a Bordeaux wine estate in Margaux, France Margaux AOC, a French wine growing region encompassing the villages of Margaux, Arsac, Labarde, Soussans and Cantenac See also Margaux-Cantenac, a commune in Gironde, France