He represented the Nowrangpur constituency in the 1st Lok Sabha (lower house of the parliament of India) elected in 1952.
He was born in Yellamacnchili, Vizagapatam District, on 7 November 1889, son of Ponnada Ramayya.
[1] Ponnada Subba Rao became a member of the Indian National Congress in 1920.
[1] In 1952, Rao was elected to the first Lok Sabha from the Nowrangpur constituency as a candidate of the All India Ganatantra Parishad.
[2] According to the official Lok Sabha biography, Rao's past-time interests included Hindu and Christian literature studies, issues relating to railways and statistics.