PPAO
| Acronym | Definition |
|---|---|
| PPAO | Psychiatric Patient Advocate Office (Ontario Ministry of Health and Long-Term Care) |
| PPAO | Planned Parenthood Affiliates of Ohio (est. 1974; Columbus, OH) |
| PPAO | Professional Paralegal Association of Ontario |
| PPAO | Phuket Provincial Administration Organization (Phuket, Thailand) |
| PPAO | Purified Pili in Alum-Oil (vaccine) |
| PPAO | Personal Performance Assessment Opportunity (Bergen County Academies) |