Satya Deo Singh (27 February 1945 – 17 December 2020) was an Indian politician. He was elected to the Lok Sabha in 1991 and resigned in 1998. He was a member of the Bharatiya Janata Party. He was President of Bharatiya Janata Yuva Morcha from 1980 to 1985. Singh was born in Kolkata, West Bengal.