| Acronym | Definition |
|---|
| IADP | Inter-American Driving Permit (identity document) |
| IADP | Initial Attack Dispatcher |
| IADP | Immigration Authority Delegation Program |
| IADP | Iowans against the Death Penalty (est. 1962; West Des Moines, IA) |
| IADP | Intensive Agricultural District Program (India) |
| IADP | International Advanced Degrees Program (Keio University; Kanagawa, Japan) |
| IADP | International Association of Development Professionals (Nairobi, Kenya) |
| IADP | Impact Assessment and Design Process (Red Hill Valley Project; Canada) |
| IADP | Integrated Agricultural/Rural Development Project |