Tanka Prasad Acharya was a Nepali politician who served as the 19th Prime Minister of Nepal from 1956 to 1957. He was one of the founders and the leader of the Nepal Praja Parishad, the first political party in Nepal with the goal of removing the Rana Dynasty's dictatorship.

The Nepal Praja Parishad was the first attempt to form an organization to lead the revolution against the Rana dynasty in Nepal. Led by Tanka Prasad Acharya, the group was founded in 1936, and is seen as the first political party in Nepal. The organisation collapsed after their plot to assassinate multiple members of the Rana regime was discovered, and some of its key members were executed.