IIE may stand for: The Independent Institute of Education, South Africa Innovative Interstellar Explorer, a proposed mission to send a probe to the heliopause Institut d'Informatique d'Entreprise, French public Grandes écoles specializing in computer science Institute for International Economics, economics think tank based in Washington, D.C. Institute of Industrial Engineers, world's largest professional society for industrial engineering professionals Institute of International Education, a world leader in the international exchange of people and ideas Institution of Incorporated Engineers, once the UK's largest multidisciplinary engineering association, now part of IET Instituto de Investigaciones Estéticas, art history research institute at Mexico's National Autonomous University (UNAM) The Apple IIe, the third model in Apple's line of Apple II computers See also 2E (disambiguation), including a list of topics named II-E, etc.