Cesny-les-Sources (French pronunciation: [sɛni le suʁs]) is a commune in the Calvados department in northwestern France.

The municipality was established on 1 January 2019 by merger of the former communes of Cesny-Bois-Halbout, Acqueville, Angoville, Placy and Tournebu.

[4] The commune is made up of the following collection of villages and hamlets, Les Moulins, Cesny-Bois-Halbout, Cesny, Placy, La Rue aux Daims, L'Outre, Le Mesnil, Cesny-les-Sources, Angoville, Glatigny and Clair Tison.

[5] The river Laize runs through the commune, along with nine streams la Vieille Maison, The Pont de Combray, The Trois Minettes, The Trois Monts, The Grand Etang, The Leffard, The Bactot, The Traspy and The Martainville.

The Commune has four buildings and areas listed as a Monument historique[6] Jean Vallière - (1480 - 1523) an Augustinian friar was born here.