Vacognes-Neuilly () is a commune in the Calvados department in the Normandy region in northwestern France.
The commune is made up of the following collection of villages and hamlets, Neuilly-le-Malherbe, Le Bois de Verdun and Vacognes.
Two rivers flow through the commune, La Guigne and L'Ajon. In addition two streams the Ruisseau de la Vallee Aubray and the Ruisseau de Verdun traverse the commune.
Vacognes-Neuilly, along with eight other communes, Amayé-sur-Orne, Maizet, Montigny, Préaux-Bocage, Maisoncelles-sur-Ajon, Sainte-Honorine-du-Fay, Avenay and Montillières-sur-Orne, is a member of The ICL Val Orne, which has organised being twinned with: