Tribhuvan Narain Singh was an Indian politician and Chief Minister of Uttar Pradesh. He remained Chief Minister from 18 October 1970 till 4 April 1971. Singh later served as Governor of West Bengal from the late 1970s until 1981. He was born and died in Varanasi, Uttar Pradesh. He also served as the Chairman of the Public Accounts Committee and as Union Minister of Industry and Steel.