OAU (disambiguation)

OAU stands for the Organization of African Unity.

OAU could also refer to:


 * Obafemi Awolowo University, a university located in Ile-Ife, Nigeria
 * Omdurman Ahlia University, a university located in Omdurman, Sudan
 * Operation OAU, a 1968 battle fought in Nigeria
 * Old Azharians Union, part of Azhar College in Akurana, Sri Lanka