Archdiocese of

Washington (Latin Archidioecesis Vashingt onensis, called Archdiocese of Washington) - The Roman Catholic a rchdiocese, with its capital in Washington, the United States. In cludes Washington, and Calvert County, Charles, Montgomery, Princ e George s and Saint Mary s Maryland. Part of metropolitan Washington. In addition to her part of the metropolitan diocese of St. Thomas fall, which coincides with the territory of the United States Virgin Islands. Currently holds the dignity of Archbishop Donald Wuerl, who was previously Bishop of Pittsburgh.