IIEA
| Acronym | Definition |
|---|---|
| IIEA | Institute of International and European Affairs (Dublin, Ireland) |
| IIEA | International Institute for Ecological Agriculture (Santa Cruz, CA) |
| IIEA | International Intelligence Ethics Association (Washington, DC) |
| IIEA | Irish Institute of European Affairs (Dublin, Ireland) |
| IIEA | International Intercollegiate Equestrian Association (now International Student Riding Association; Armonk, NY) |
| IIEA | Institute of Industrial Engineers Australia |