| Acronym | Definition |
|---|
| IRIN➣Integrated Regional Information Networks (humanitarian news agency covering sub-Saharan Africa) |
| IRIN➣Integrated Regional Information Network |
| IRIN➣Investor Relations Information Network |
| IRIN➣Inland Revenue Interactive Network (taxes; Singapore) |
| IRIN➣Insurance Regulatory Information Network |
| IRIN➣Réseau d'Information Régional Intégré des Nations Unies (French) |