Dipankar Datta (born 9 February 1965) is a judge of the Supreme Court of India.^[1] He is the former chief justice of the Bombay High Court and a judge of the Calcutta High Court.^[2]

Datta was born in 1965 in a Bengali family. He came from a family with legal background. His father late Salil Kumar Datta, was a former Judge of the Calcutta High Court. His brother in law Justice Amitava Roy, is a former Judge of the Supreme Court of India.^[3] Datta acquired his Bachelor of Laws from the Hazra Law College, University of Calcutta. He was in the first batch of 5 years Law course in the year 1989.^[4]

After completing his Bachelor of Laws he was enrolled as an advocate on 16 November 1989. He started practising at the High Court at Calcutta and worked as a state panel lawyer also. He also practised at the Supreme Court of India and other High Courts at other states in India. He has specialized in Constitutional matters and Civil cases. Datta was the Counsel for the Union of India since 1998. He had appeared on behalf of the School Education Department, University of Calcutta, West Bengal Board in Secondary Education and the West Bengal School Service Commission. He was the Junior Standing Counsel for the State of West Bengal from 16 May 2002 to 16 January 2004. Datta was a guest lecturer in the Hazra Law College from the year 1996–1997 to 1999–2000.^{[citation needed]}