Deok-Kyo Oh (; born 14 December 1952) is a South Korean theologian. He served as the president of Hapdong Theological Seminary in South Korea and President of the International University of Ulaanbaatar in Mongolia. He became a member of South Korea's National Unification Advisory Council in 2014. He is the president of Torch Trinity Graduate University in 2024.
Deokkyo Oh was born in Boryeong, South Chungcheong Province, South Korea in 1952. He studied theology at Chongshin University (BA), Graduate School of Theology (M.Div.), and graduate school (Th.M.).
He was ordained as a pastor at the Chungnam Presbytery Church in 1978. He served as chaplain in the South Korean Air Force until 1981. He worked as a full-time lecturer at Chongshin University School of Theology in 1981.
In September 1982 he began to study at Westminster Theological Seminary in Philadelphia. In 1987 he became the first Korean to get Ph.D. there. His dissertation was "the Churches Resurrection : John CottonâÂÂs Eschatological Understanding of the Ecclesiastical Reformation".
After returning to South Korea, he taught church history for 27 years. He served as the 7th President of Hapdong Theological Seminary (2005-2009). He was a research fellow at Yale University Divinity School (1986), and visiting professor at Westminster Theological Seminary (1992âÂÂ1993), and Stellenbosch University of South Africa (2000).
He is a member of the editorial committee for Unio cum Christo: An International Reformed Journal on Faith and Life.