| Acronym | Definition |
|---|
| IIHP➣International Institute for Health Promotion |
| IIHP➣Idiopathic Intracranial Hypertrophic Pachymeningitis (neurology) |
| IIHP➣Indian Institute of Homoeopathic Physicians |
| IIHP➣International Institute of Higher Performance (Camas, WA) |