IRNA
| Acronym | Definition |
|---|---|
| IRNA | Islamic Republic News Agency |
| IRNA | Iranian News Agency |
| IRNA | Israel Resource News Agency |
| IRNA | Irish Retail Newsagents Association (now Convenience Stores & Newsagents Association; est. 1926; Ireland) |
| IRNA | Irish Research Nurses Association (est. 2003; Ireland) |