Sushil Kumar Singh (born 27 June 1963) is an Indian politician and is currently a Member of Parliament in the 16th Lok Sabha from Aurangabad Lok Sabha constituency in Bihar. He has been elected as a Member of Parliament in the 12th Lok Sabha and the 15th Lok Sabha. He is a member of Bharatiya Janata Party, which is ruling party in the Indian Parliament. He is a member of the Standing committee on Energy and Consultative Committee of Ministry of Petroleum and Natural Gas in the 15th Lok Sabha.

He joined Bhartiya Janata Party on 7 March 2014 in presence of Rajnath Singh. Earlier he was associated with Janata Dal (United), the ruling party in the state of Bihar. He was born in Aurangabad to Ramnaresh Singh (Lutan singh) and Pushpalata Singh. He completed his early schooling from Gate School (A N High School), Aurangabad, and then enrolled at Banaras Hindu University for his pre-University studies. He graduated in Political Science from Anugrah Narayan College, Patna, Magadh University.