William Thomas Russell (October 20, 1863 – March 18, 1927) was an American prelate of the Roman Catholic Church.

However, bad health forced Russell again to return to Baltimore, where he continued his theological studies at St. Mary's Seminary.

[1] In addition to his pastoral duties, he studied at the Catholic University of America in Washington, D.C., earning a Licentiate of Sacred Theology.

[2] He remained at St. James until 1894, when he became private secretary to Cardinal Gibbons and curate at the Cathedral of the Assumption in Baltimore In 1908, Russell was named pastor of St. Patrick's Parish in Washington, D.C.[1] He there earned a reputation as an eminent preacher.

[2] Before being discontinued in 1914, the mass was attended by President William Howard Taft and representatives of 21 nations in the Americas.