Morgan Dix (November 1, 1827 – April 29, 1908) was an American Episcopal Church priest, theologian, and religious author.

His father was notable for arresting six members of the pro-Southern Maryland legislature,[1] preventing that divided border state from seceding, and for arranging a system for prisoner exchange via the Dix–Hill Cartel, concluded in partnership with Confederate Major General Daniel Harvey Hill.

For almost fifty-three years, he was identified with Trinity Church, New York, of which he became assistant minister in 1855 and rector in 1862.

Among his major works are Commentaries on Romans and on Galatians and Colossians; The Calling of a Christian Woman; The Seven Deadly Sins; The Sacramental System; and Lectures on the First Prayer-Book of Edward VI.

[6][7] Together they had the following children: On the north side of the Trinity Church is the All Saints’ Chapel, added in 1913 in honor of Dix, Rector from 1862-1908.