Arun Jain (born 30 Dec 1959) is an Indian industrialist, investor and philanthropist. He is the Chairman and Managing Director of Intellect Design Arena Limited, which is a software products company in the banking, financial services and insurance space. The company is listed in the National Stock Exchange as Intellect. He was also the founder, Chairman and CEO of Polaris Consulting and Services Ltd. (formerly known as Polaris Software Labs), an IT services company. On March 4, 2016, Virtusa Corporation acquired a majority stake in Polaris Consulting & Services Limited.
He has been the Chairman of CII Banking TECH Summit from 2014-2016, for three consecutive years. Arun is a member of the Governing Council of DOEACC (an autonomous body of the Department of IT, Ministry of Communication & IT).