P. U. Shanmugam (born June 18, 1923) was an Indian politician and former Member of the Legislative Assembly of Tamil Nadu. He was SSLC educated at Municipal High School in Tiruvannamalai.[1] He was elected to the Tamil Nadu legislative assembly from Tiruvannamalai constituency as an Independent candidate in 1957 election, as a Dravida Munnetra Kazhagam candidate in 1971, and 1977 elections.[2][3][4] and from Melmalayanur constituency as an Anna Dravida Munnetra Kazhagam candidate in 1980 election.[5]