IAU

The abbreviation IAU stands for:

• International Astronomical Union (founded 1919)
• International Association of Universities (since 1950), an educational network affiliated to UNESCO
• Institut d'aménagement et d'urbanisme de la région de l'Île-de-France (since 2008 IAU Île-de-France), agency for urban development in the Île-de-France
• International Association of Ultrarunners (since 1984), the international ultramarathon association
• Internationale Armbrustschützen Union , English International Crossbow-shooting Union (since 1956)
• Iaura , an airport in the Central Province in Papua New Guinea under the IATA airport code
• Islamic American University , in Southfield, Michigan
• Istanbul Arel Universitesi

This is a disambiguation page for differentiating between several terms identified with the same word.