CIE may refer to:

Organizations Cambridge International Examinations, an international examination board Center for International Education at the University of Massachusetts-Amherst Cleveland Institute of Electronics, a private technical and engineering educational institution International Commission on Illumination () Computability in Europe, an international organization of computability theorists, computer scientists, mathematicians CIÉ (), the Irish state transport authority Council on Islamic Education , ICAO code: CIE Civil Information and Education Section (CIE), General Headquarters, the Supreme Commander for the Allied Powers in Japan (1945–1952)

Science and technology CIE 1931 color space, one of the first mathematically defined color spaces, created by the International Commission on Illumination (CIE) in 1931 , Spanish for International Classification of Diseases Commercial Information Exchange, a real estate database for commercial properties, similar to a residential Multiple Listing Service (MLS) Computer Interrupt Equipment, a form of discrete interrupt controller in Ferranti computers Congenital ichthyosiform erythroderma, a skin disease Control and Indicating Equipment Carbon Isotope Excursion, a rapid release of carbon to the ocean or atmosphere.

Other uses Companion of the Order of the Indian Empire (C.I.E.) , the known body of Etruscan inscriptions Cie, the abbreviation for the French ("company") Italian electronic identity card ()

See also

(), a computer equipment company

CIES (disambiguation)