| 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) |