 Ambrose Maréchal

Ambrose Maréchal, S.S. (August 28, 1764 – January 29, 1828) was an American Sulpician and prelate of the Roman Catholic Church who served as the third Archbishop of the Archdiocese of Baltimore in Maryland.He dedicated the Basilica of the National Shrine of the Assumption of the Blessed Virgin Mary, the oldest cathedral in the United States, in Baltimore in 1821.