Martin Ignatius Joseph Griffin

He contributed widely to scholarly journals and was the author of several books and monographs on the history of Catholicism in the United States.

[1] From an early age, Griffin became known as a regular contributor and editor with various Catholic publications.

[1] In 1872, he was made secretary of the Irish Catholic Benevolent Union, and both founded and edited its journal from 1873 to 1894.

Articles on American Catholic history were a regular feature in his journal.

Griffin also published monographs on the history of Old St. Joseph's and several other Philadelphia churches (1881–1882), on Bishop Michael Francis Egan, O.S.F.

Independence Hall in Philadelphia (Ferdinand Richardt, ca. 1858–1863). Griffin was born and died in Philadelphia, and focused most of his research on the Catholic history of the city.