Scott Walker Hahn (born October 28, 1957) is an American author, theologian and Catholic apologist.
Hahn is the author of over 50 books regarding Catholic theology, Church history and Bible studies. Hahn currently teaches at the Franciscan University of Steubenville. He has also lectured at the Pontifical College Josephinum. Hahn has delivered thousands of popular talks and academic lectures, nationally and internationally.
Hahn was a Presbyterian minister before converting to Catholicism. His popular works include Rome Sweet Home and The Lamb's Supper.