Born on 7th May, 1953. Enrolled as an advocate on 21st April, 1981. Practiced in the High Court in Civil, Constitutional and Criminal matters, Civil suits and Arbitration matters. Appointed as a permanent Judge of the Calcutta High Court on 17th July, 1997. Assumed charge as the Acting Chief Justice on and from October 5, 2012. His Lordship has held the office of Chairperson, High Court legal Services Committee and also of Executive-Chairman "State Legal Services Authority, West Bengal". Transferred to High Court of Uttarakhand at Nainital vide Notification dated 18/10/2012 and assumed charge of his office on 31/10/2012. He was Executive Chairman of the Uttarakhand State Legal Services Authority.
Hon'ble Mr. Justice Kalyan Jyoti Sengupta assumed office of Chief Justice High Court of Andhra Pradesh on 21/05/2013. Retired as Chief Justice, High Court of Judicature at Hyderabad for the State of Telangana and the State of Andhra Pradesh on attaining the age of superanuation i.e 62 years on 06.05.2015 AN.