Roissy-en-France, or simply Roissy, is a commune of the Val-d'Oise département, near Paris, France. (In this name, "France" refers to the medieval acception of the name, that is, the feudal domain of the Kings of France around Paris; see Île-de-France.)

Population: 2,517

Area: 14.09 km²

Altitude: 95 m

France's main airport, Charles de Gaulle International Airport, is located near Roissy and is therefore commonly referred to as Roissy Airport.