Pakala Venkataramana Rao Rajamannar (1901–1979) was an Indian judge and politician who served as the acting Governor of Madras State from 1957 to 1958.
Rajamannar was the first Indian to become Chief Justice of Madras High Court after independence from 1948 to 1961.
Rajamannar committee to study the State Autonomy and Centre-State relations by the then newly elected DMK government under its Chief Minister Dr. M. Karunanidhi.
In addition to his career in Law and administration P. V. Rajamannar was active in Arts and was the first appointed chairman of Sangeet Natak Akademi in New Delhi.
Justice P V Rajamannar Salai (Road) in K. K. Nagar, Chennai is named in his honour.