Supramanian Mylvaganam Manickarajah was a Ceylon Tamil politician and Member of Parliament. Manickarajah was born on 15 May 1908. Manickarajah was the Illankai Tamil Arasu Kachchi's (Federal Party) candidate at the November 1963 by-election in Trincomalee held following the death of incumbent R. N. Rajavarothiam. He won the election and entered Parliament. He was re-elected at the 1965 parliamentary election.