IRMO
| Acronym | Definition |
|---|---|
| IRMO | Iraq Reconstruction Management Office |
| IRMO | Information Resource Management Office (US CDC) |
| IRMO | Indoamerican Refugee and Migrant Organisation (est. 1985; UK) |
| IRMO | Iraqi Revolutionary Maoist Organization |
| IRMO | Islamic Revolution Mujahedin Organization (Iran) |
| IRMO | In Regard to the Marriage Of (law) |