IEL may refer to:
IDP Education, Australian company (ASX:IEL) Industrial Estates Limited, Canadian company Industrial Equity Limited, Australian company Institute for Extended Learning, a school in Spokane, Washington Intraepithelial lymphocyte, cells of GALT Istanbul High School, Istanbul (Erkek) Lisesi, a highschool in Istanbul, Turkey Intelligent Extraterrestrial Life, such as aliens. Iel (pronoun), in French