| Acronym | Definition |
|---|
| IPAO | Institut Panos Afrique de l'Ouest (French: Panos Institute West Africa) |
| IPAO | Independent Program Assessment Office |
| IPAO | Instituto Panvascular de Occidente (Spanish) |
| IPAO | Institut des Professionnels Associés a l'Ordre des Experts Comptables (French: Institute of Professional Associates at the Institute of Chartered Accountants) |
| IPAO | Integrated Philippine Association of Optometrists, Inc. |
| IPAO | Independent Publishers Association of Ontario (Canada) |
| IPAO | Institutional Planning and Analysis Office (British Columbia Institute of Technology; Canada) |
| IPAO | Integrated Pay and Accounts Office (India) |
| IPAO | Ingéniérie de Process Assistée par Ordinateur (French: Computer Aided Process Engineering) |
| IPAO | Instituto Pedagógico Auditivo Oral (Spanish; Mexican children's health charity) |
| IPAO | Insulin-Stimulated Peak Acid Output (vagotomy) |