Writer, editor, and historian of both American history in general and American Catholic history specifically. Born on 22 July 1824 in New York, New York; died on 22 February 1892 in Elizabeth, New Jersey. Son of James Shea, an Irish immigrant and school principal, and Mary Ann (Flannigan) Shea. He spent several years in the Jesuit novitiate and studied at Saint John’s College (modern Fordham University) then left the order and devoted himself to the study of early Indian missions and published the . Married Sophie Savage in 1854. He contributed articles on Indians to the , was literary editor of Frank Leslie’s publications, and in 1888 became editor of Catholic News. His great work is the . He also wrote and . The John Gilmary Shea Papers, a collection of correspondence, manuscripts, and research materials, are preserved in the Georgetown University Library (Special Collections Division).