Mézidon Vallée d'Auge is a commune. It is found in the region Normandy in the Calvados department in the northwest of France. The municipality was created on 1 January 2017 and consists of the former communes of Mézidon-Canon (the seat), Les Authieux-Papion, Coupesarte, Crèvecœur-en-Auge, Croissanville, Grandchamp-le-Château, Lécaude, Magny-la-Campagne, Magny-le-Freule, Le Mesnil-Mauger, Monteille, Percy-en-Auge, Saint-Julien-le-Faucon and Vieux-Fumé.