Birth Name: Adam J. McKay
Place of Birth: Philadelphia, Pennsylvania, U.S.
Date of Birth: April 17, 1968
Ethnicity: Irish, English, possibly other
Adam McKay is an American director, producer, screenwriter, comedian, and actor.
He is married to director Shira Piven, with whom he has two children. Shira is the sister of actor Jeremy Piven.
Adam’s maternal grandfather was James F. “Jim” McCrudden, Jr. (the son of James F. McCrudden, Sr. and Mary/Marie C.). Adam’s great-grandfather James was born in Pennsylvania, to Irish parents, Andrew McCrudden and Bridget. Mary was born in Pennsylvania.
Adam’s maternal grandmother was Virginia Dore (the daughter of John Francis Dore and Marian G. Neal). Virginia was born in Washington. John served as Mayor of Seattle, from 1932 to 1934, and again from 1936 to 1938, and was the son of John Fairfield Dore and Mary E. Hudson.
Source: Obituary of Adam’s maternal grandmother, Virginia (Dore) McCrudden – http://www.berry-bellandhall.com