IRN

IRN may refer to:

• Independent Radio News
• Independent Radio News (New Zealand) - not affiliated with the United Kingdom company above
• International Rivers Network
• Imperial Russian Navy
• Islamic Republic News Agency
• Iran
• Indian-ringnecked Parakeet (abbreviated IRN), the subspecies Psittacula krameri manillensis of the Rose-ringed Parakeet
• Islamic Council of Norway, Islamsk Råd Norge