Chandrashekhar Singh (17 August 1927 - 9 July 1986) was a member of the Indian National Congress and served as the 16th Chief Minister of Bihar from August 1983 to March 1985. He also held a number of Union State Minister positions in the Ministry of Prime Ministers Indira Gandhi and Rajiv Gandhi. He was elected to Bihar Vidhan Sabha four times, and also to the Parliament a few times. He last held the position of Union Minister of Petroleum, during which he died due to cancer.