Indian Rubber Institute (IRI), is a professional body of rubber technologists, engineers, scientists, academicians and other professionals and organizations associated with the rubber and allied industry in India. A non-profit organization of 63 years standing, IRI was constituted as a national body and got registered on 25th May 1987 under the West Bengal Societies Act XXVI of 1961 no. S/55295 of 1987 - 88 and has since been continuing its educational and training activities.

With headquarters at Kolkata, IRI has been functioning from seven branches at Chennai, Delhi, Karnataka, Kerala, Kolkata, Mumbai, and Rajasthan.