(11 June 1931 - 28 November 1982) (her death) (5 children)
Art J. Rooney was for 51 years, until her 1982 death, married to Kathleen Rooney née McNulty (1904 – 1982). Kathleen was the mother of Art's five sons, who are Dan Rooney, the chairman of the board of directors of the Pittsburgh Steelers and a former United States Ambassador to Ireland, Art Rooney, Jr., Timothy Rooney, Patrick Rooney and John Rooney (all also directors of the Pittsburgh Steelers). She is also grandmother of the couple's 32 grandchildren, including current Steelers president Art Rooney II and U.S. Representative Thomas J. Rooney (R, FL-16). The couple also has about 75 great grandchildren, including actress sisters Kate Mara and Rooney Mara.