- AASU stands for Armstrong Atlantic State University (Savannah, GA)
- AASU stands for All Assam Students’ Union
- AASU stands for African-American Student Union
- AASU stands for Attaché d’Administration Scolaire et Universitaire (French: School and University Administrative Officer)
- AASU stands for Asian American Student Union (various universities)
- AASU stands for All Africa Students Union (Ghana)
AASU