Hrvoje Klasić (born 6 December 1972) is a Croatian historian. Since 2003, Klasić is a professor at the Department of History at the Faculty of Humanities and Social Sciences of the University of Zagreb. His work focuses on contemporary Croatian and world history. Klasić is a prominent critic of attempts at rehabilitation of the World War II fascist Ustasha movement in the country. He is ambassador for the European Association of History Educators.