Ganga Sharan Singh (Sinha) (1905-1988 Born In Bihta, Patna, Bengal Presidency) was a member of the Rajya Sabha, the Upper House of the Parliament of India, for three terms (1956–62 and 1962-68 from Bihar, and then a nominated member in 1968-1974). He was prominent in the Indian National Congress party and a co-founder of the Congress Socialist Party. He was close to Rajendra Prasad, India's first President. He shared a house in Patna with his close friend and nationalist Jayaprakash Narayan.