Ena or ENA may refer to:
Education École nationale d'administration, French Grande école, for civil service Education Networks of America, Internet service provider
Government and politics English National Association, a former political party Ensame Nacionalista Astur, a defunct political party in Spain Ethiopian News Agency, of the Government of Ethiopia Étoile Nord-Africaine (The North African Star), a former Algerian nationalist organization
Places Ena District, Gifu (ceased 2005), a former district in Japan Ena, Gifu (formed 2004), a city in Japan Ena, Gujarat, a village in India Ena, Pañas de Riglos, Aragon, Spain Ena Lake, Ontario, Canada Ena Lake (Saskatchewan), Canada Mount Ena, in Japan
Science and technology Ena (gastropod), a genus of land snails Extractable nuclear antigen Energetic neutral atom European Nucleotide Archive
Transportation Ena Railway, in Japan; defunct Ena Station, a railway station in Ena, Japan Kenai Municipal Airport in Alaska, United States SB Ena, a 1906 wooden Thames sailing barge
ST Ena, a Greek tugboat SY Ena, an Australian steam yacht
Other uses Ena (album), a 2006 album by Greek artist Peggy Zina ENA Channel, a Greek television channel ENA: Dream BBQ, 2025 video game Ena (name), list of people with the name ENA (South Korean TV channel), a South Korean commercial general entertainment channel KT ENA, the owner and operator of the aforementioned TV channel Apali language Emergency Nurses Association Energy Networks Australia, a trade association Energy Networks Association (United Kingdom), a trade association European NAvigator, an educational website Experimental Negotiation Agreement (1974–1984), a United Steelworkers agreement with U.S. Steel and other steelmakers