AEF

AEF may refer to:


 * Aboriginal Evangelical Fellowship, Australia
 * Adelaide Equestrian Festival, an annual equestrian event in Adelaide, South Australia
 * Afrique Équatoriale Française or French Equatorial Africa
 * Agricultural Industry Electronics Foundation
 * Air Experience Flight
 * Allied Expeditionary Force in World War II
 * American Eagle Foundation
 * American Expeditionary Forces, in World War I
 * Asia Education Foundation
 * Asian Pacific American Bar Association Educational Fund
 * Association de l'enseignement français
 * Astana Economic Forum
 * Aviation Environment Federation