Rajko Dujmic (born in Zagreb, 7 August 1954) is a Croatian songwriter, composer and music producer, best known as a member of pop group Novi fosili.He composed the winner entry of Eurovision Song Contest 1989, "Rock me", along Stevo Cvikic.
They also composed the two previous Yugoslavian entries, "Ja sam za ples" (sung by Novi Fosili) and "Mangup" (sung by Srebrna Krila).
He received Croatian music award Porin for lifetime achievement in 2013.