The Daley family is an American political family from Chicago that is deeply entrenched in the vast political machine system of Illinois. Two family members have held the office of the Mayor of Chicago for a combined 43 years. Some members of the Daley family currently reside in Buffalo, New York. Notable members Richard J. Daley (1902–1976) Mayor of Chicago, 1955–1976 Eleanor "Sis" Daley (1907–2003) Wife of Richard J. Daley Richard M. Daley (born 1942) Cook County State's Attorney, 1980–1989 Mayor of Chicago, 1989–2011 William M. Daley (born 1948) U.S. Secretary of Commerce, 1997–2000 White House Chief of Staff, 2011–2012 John P. Daley (born 1946) 11th Ward Democratic Committeeman Cook County Commissioner (Finance Chairman) Illinois State Senator Illinois State Representative Patrick Daley Thompson (son of Richard J. Daley's daughter Patricia) (born 1969) Metropolitan Water Reclamation District of Greater Chicago Commissioner 2014–2015 Chicago alderman, 11th ward 2015–2022 See also Kennedy family Bush family List of U.S. political families References Political families of the United States People from Chicago American families American families of Irish ancestry Families from Illinois Families from New York (state) Roman Catholic families