Rao Dan Singh (born 9 May 1959) is an Indian politician and MLA representing the Mahendergarh constituency. Dan Singh is a member of the Indian National Congress party.
Singh was born in 1959 in Pahlad Garh. He was educated in Chandigarh and Jaipur and attained MA, LL.B and M.B.A degrees, as well as a Diploma in Labour Law.
He was President of Rajasthan University and General Secretary of the Haryana Pradesh Youth Congress. He was elected to the Legislative Assembly 3 times: in 2000, 2005 and 2009.