ICRO
| Acronym | Definition |
|---|---|
| ICRO | International Cell Research Organization (UNESCO; Paris, France) |
| ICRO | Islamic Culture and Relations Organization (Ministry of Culture and Islamic Guidance; Iran) |
| ICRO | Irish Cave Rescue Organisation (Ireland) |
| ICRO | Interallied Confederation of Reserve Officers (est. 1948) |
| ICRO | International Congress on the Recorder Orchestra |
| ICRO | International Clinical Research Organisation (Novartis International) |
| ICRO | Intelligent Church Resources Online |