AU (disambiguation)
AU can mean these things:
- Astronomical unit, A unit of distance used in Astronomy.
- Auburn University, A university in Alabama, USA.
- Al-Azhar University, a university and mosque in Cairo, Egypt. It is the main centre of Arabic literature and Sunni Islamic learning in the world. It is also the world's second-oldest surviving university.
- Anadolu University, a high-degree educational institution in Eskişehir, Turkey.
- Adamson University, a private Roman Catholic university in Manila, Philippines.
- Ariel University, a public university in Ariel, a Jewish settlement in the West Bank. It used to be called the "Ariel University Center of Samaria".
- African Union, an international organization consisting of fifty-three African member countries.
- Au, the symbol for the chemical element gold, a metal.
- .au, the Internet country code for Australia.
- AU, abbreviation of Alternate Universe.