AIFF

AIFF may refer to:


 * Audio Interchange File Format
 * All India Football Federation, the national governing body of Association football in India

Film festivals

 * Addis International Film Festival, Addis Ababa, Ethiopia
 * Alexandria International Film Festival, Alexandria, Egypt
 * Anchorage International Film Festival, Anchorage, Alaska, United States
 * Atlantic International Film Festival, Halifax, Nova Scotia, Canada