Reinhard Bendix (February 25, 1916 – February 28, 1991) was a German American sociologist.
Born in Berlin, Germany, he briefly belonged to Neu beginnen and Hashomer Hatzair, groups that resisted the Nazis. In 1938 he emigrated to the United States. He received his B.S., M.A., and Ph.D. from the University of Chicago, and subsequently taught there from 1943 to 1946. He then taught for a year in the Sociology Department of the University of Colorado before moving to the Department of Sociology at the University of California, Berkeley, in 1947 where he remained for the rest of his career.
In 1969 Bendix was elected President of the American Sociological Association. From 1968 to 1970 he served as Director of the University of California Education Abroad Program in Göttingen, Germany. In 1972 he joined the Department of Political Science at Berkeley.
He held guest professorships at numerous universities, including at Columbia University, St. Catherine's and Nuffield Colleges at the University of Oxford, the Free University of Berlin, the University of Constance, Hebrew University in Jerusalem, and the University of Heidelberg.