| Acronym | Definition |
|---|
| AIEP | Acta Ichthyologica et Piscatoria (Polish fish journal) |
| AIEP | Army Ideas for Excellence Program |
| AIEP | Associação da Imprensa Estrangeira Em Portugal |
| AIEP | Association Internationale des Experts Philateliques (French: International Association of Philatelic Experts) |
| AIEP | Association Internationale des Études Patristiques (French: International Association of Patristics Studies) |
| AIEP | American Institute for English Proficiency (Philippines) |
| AIEP | Archivo Internazionale di Etnografia e Preistoria (Italian: International Archive of Ethnography and Prehistory) |
| AIEP | American Institute of Executive Protection, Inc. |