o'reilly

 O'Reilly was born on September 10, 1949, at Columbia Presbyterian Hospital in the Washington Heights section of Manhattan to parents William James, Sr. (deceased) and Winifred Angela Drake O'Reilly, fromBrooklyn, New York and Teaneck, New Jersey.Bill O'Reilly's ancestors on his father's side lived in County Cavan, Ireland since the early eighteenth century, and those on his mother's side were from Northern Ireland.