Darko Ronald Suvin, FRSC (born July 19, 1930) is a Yugoslav-born academic and critic of Jewish descendance, who became a Professor at McGill University in Montreal — now emeritus. He was born in Zagreb, Yugoslavia (now capital of Croatia), and after teaching at the department for comparative literature at Zagreb University, moved to Canada in 1968.

He is best known for several major works of criticism and literary history devoted to science fiction. He was editor of Science-Fiction Studies (later respelled as Science Fiction Studies) from 1973 to 1980. After his retirement from McGill in 1999, he has lived in Lucca, Italy. He is a Fellow of the Royal Society of Canada (Academy of Humanities and Social Sciences).

In 2009, he received Croatian SFera Award for lifetime achievement in science fiction. Also, he is member of both Croatia's writers association, Croatian Writers Society (HDP), and Croatian Writers' Association (DHK).

Recently, he published the series of his memoirs on his youth as member of the Young Communist League of Yugoslavia during the Nazi occupation of Croatia and Yugoslavia, and first years of Josip Broz Tito's Yugoslavia, in the Croatian cultural journal Gordogan.