APEO
| Acronym | Definition |
|---|---|
| APEO | Association of Professional Engineers of Ontario |
| APEO | Alkylphenolethoxylate |
| APEO | Asia Pacific Education Office |
| APEO | Action pour Enfants Oublies (French: Action for Forgotten Children; Democratic Republic of Congo) |
| APEO | Assistant Program Executive Officer |
| APEO | Academic Preparation and Equal Opportunity (University of California, Santa Barbara) |