Birth Name: Peter Killian Gallagher
Place of Birth: New York City, New York
Date of Birth: August 19, 1955
Ethnicity:
*100% Irish
Peter Gallagher is an American actor. He is of Irish descent.
Peter’s paternal grandparents were Thomas Francis Gallagher, Sr. (the son of Peter Gallagher and Catherine Burns) and Brigid/Bridget Gallagher (the daughter of James Gallagher and Sarah Kelly). Thomas was born in Pennsylvania, to Irish parents. Brigid was born in Pennsylvania, and was also of Irish heritage.
Peter’s maternal grandparents were Denis/Dennis O’Shea and Katherine “Katie” Killian (the daughter of Mary Anne Gallagher). Dennis and Catherine were both Irish, with Katherine having been born in Co. Roscommon.
Sources: Peter’s paternal grandparents, Thomas Francis Gallagher, Sr. and Brigid/Bridget Gallagher, on the 1910 U.S. Census – https://familysearch.org
Peter’s mother on the 1930 U.S. Census – https://familysearch.org
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