Markku Aro (; born Markku Tuomas Puputti on 3 February 1950 in Mouhijärvi, Finland), is a Finnish singer who represented Finland in the Eurovision Song Contest 1971 in Ireland with the pop-duo . They appeared with the song "Tie uuteen päivään" ("Road to a New Day"). He has released many albums in his country and was awarded with the Iskelmä-Finlandia prize for schlager music in 2017.
