The International Institute of Information Technology, Bangalore (abbreviated IIIT Bangalore or IIIT-B) is a research university in Bangalore, India. A legally recognised not-for-profit organisation, the institution receives financing from the state of Karnataka. And the IT industry under a public-private partnership model. The Governing Body of IIIT Bangalore is led by Kris Gopalakrishnan, a co-founder of Infosys Ltd.

The university was established on 18 September 1998 as the Indian Institute of Information Technology, with its campus at International Tech Park. Professor Sadagopan, who had earlier served at IIT Kanpur and IIM Bangalore became its founding Director. It functioned at that location for four years, and relocated to its present campus in Electronic City in August 2003. On July 4, 2021, at the 21st convocation of the institute, Professor Sadagopan handed over the responsibility of Director of IIIT Bangalore to his long time colleague Professor Debabrata Das.

Under the Karnataka Societies Registration Act, 1960, the university is a non-profit organisation.
The chairman of the board, S Gopalakrishnan, is also the co-founder of Infosys. Other members of the board include Dr. Ajay Kumar, IAS, Defense Secretary, Government of India, ISN Prasad, IAS, Additional Chief Secretary, Government of Karnataka, Prof. Anna Lee Saxenian, Dean, School of Information, University of California at Berkeley (UC Berkeley), and Prof S. Sadagopan, founder director.

The university offers Integrated MTech [Dual Degree (Btech+Mtech)], Master of Technology (MTech), Master of Science in Research, Doctor of Philosophy (PhD) and MSc (Digital Society) degrees with various specializations. It also offers post-graduate diploma and certificate programs in various specializations.