Robert Livingston Rudolph (December 29, 1865 — September 16, 1930) was an American bishop of the Reformed Episcopal Church. He was the first bishop to be raised with the church. Rudolph also served as Professor of Dogmatic Theology and Christian Ethics at the Theological Seminary of the Reformed Episcopal Church in Philadelphia for twenty-seven years before his death. Together Rudolph and his son, Robert Knight Rudolph, trained men for the gospel ministry at this institution for a total of seventy-four years. Rudolph was widely recognized as an outstanding preacher, teacher, scholar and bishop.