AAPO
| Acronym | Definition |
|---|---|
| AAPO | All Amhara People Organization |
| AAPO | American Association of Police Officers (Los Angeles, CA) |
| AAPO | African American Professional Organization (Texas A&M University; College Station, TX) |
| AAPO | Australasian Association of Professional Organisers Inc |
| AAPO | Association of Advertising Practitioners (Nigeria) |
| AAPO | Albertans against Poverty Organization (est. 2002; Canada) |