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