The Entertainments National Service Association (ENSA) was an organisation that provided entertainment for British armed forces personnel during World War II. ENSA may also refer to: ENSA (gene) École Nationale des Sciences Appliquées d'Oujda, an engineering school in Morocco European Neutron Scattering Association, a contributor to the International Reactor Innovative and Secure design project Svea Airport (ICAO airport code: ENSA) in Norway ENSA – Seguros de Angola See also Enza (disambiguation)