Cussac

Cussac may refer to:
 * Cussac, Cantal, a French commune in the department of Cantal
 * Cussac, Haute-Vienne, a French commune in the department of Haute-Vienne
 * Cussac-Fort-Médoc, a French commune in the department of Gironde
 * Cussac-sur-Loire, a French commune in the department of Haute-Loire
 * Grotte de Cussac, a cave containing paleolithic art in Le Buisson-de-Cadouin, Dordogne, Aquitaine, France