Scott W. Hahn (born October 28, 1957) is an American Roman Catholic lay theologian, contemporary author, professor, and Christian apologist. A former Presbyterian who converted to Catholicism, Hahn's popular works include Rome Sweet Home and The Lamb's Supper: The Mass as Heaven on Earth. His lectures have been featured in multiple audio distributions through Lighthouse Catholic Media. Hahn is known for his notable research on early Christianity during the Apostolic Age and various theoretical works concerning the early Church fathers.
Hahn presently teaches at the Franciscan University of Steubenville, a Catholic university in the United States. Hahn is married to Kimberly Hahn, who co-runs their Catholic apostolate, the Saint Paul Center for Biblical Theology.
Hahn received his B.A. degree magna cum laude in 1979 from Grove City College in Pennsylvania with a triple major of Theology, Philosophy, and Economics. He obtained his M.Div. degree summa cum laude from Gordon-Conwell Theological Seminary in 1982. In May 1995, he was awarded a Ph.D. degree in Systematic Theology from Marquette University (Phi Beta Kappa). His dissertation is entitled Kinship by Covenant: A Biblical Theological Analysis of Covenant Types and Texts in the Old and New Testaments and a version was published by Yale University Press in 2009 as Kinship by Covenant: A Canonical Approach to the Fulfillment of God's Saving Promises.