Roberto de Mattei

Roberto de Mattei (born 21 February 1948) is an Italian traditionalist Catholic historian and author from Rome. He is the son of Michela Tarquin and Baron Rodolfo de Mattei (1899–1981), who was a professor emeritus at the University of Rome.

His work focuses on the history of religious and political ideas in early modern Europe with a specific interest in traditionalist Catholic critiques of post–Second Vatican Council developments, contemporary relativism, and evolutionary theory.