AmbonnayAmbonnay is a commune in the Marne department in northeastern France.PopulationChampagneThe village's vineyards are located in the Montagne [de Reims] subregion of Champagne, and are classified as Grand Cru in the Champagne vineyard classification. A Clos-type vineyard in the village is the source of Krug's Clos d'Ambonnay.