Robert Eugene Somerville (born 1940 in Pittsburgh, Pennsylvania) is the Ada Byron Bampton Tremain Professor of Religion and Professor of History at Columbia University, New York. He has taught at Columbia since 1969, except for a year at the University of Pennsylvania (1976–1977) In 2012, the Catholic University of America Press published a festschrift in his honor Canon law, religion, and politics: Liber amicorum Robert Somerville, edited by his former students Uta-Renate Blumenthal and Anders Winroth, and also by Peter Landau.