| Acronym | Definition |
|---|
| IIEP➣International Institute of Educational Planning (UNESCO) |
| IIEP➣International Institute for Environment and Development |
| IIEP➣Iowa Intensive English Program (University of Iowa; Iowa City, IA) |
| IIEP➣Inter-Island Exchange Project (European Small Islands Network; EU) |
| IIEP➣Institute of International Educational Programmes (Polytechnical University; St. Petersburg State Polytechnical University; Russia) |
| IIEP➣Illinois Inventory of Educational Progress (est. 1976) |