OHAM
| Acronym | Definition |
|---|---|
| OHAM | Oral History of American Music (Yale University; New Haven, CT) |
| OHAM | Office of HIV and AIDS Malignancy (National Cancer Institute) |
| OHAM | Orchestre d'Harmonie de l'Alliance Musicale |
| OHAM | Organización Hebrea Argentina MACABI (Jewish Community Center; Buenos Aires, Argentina) |