William Frank Duerr was born February 28, 1963 in St. Charles. He passed away October 11, 2016 at Northwestern Hospital in Chicago. He was born in St. Charles but grew up in Forrest, IL a small farming community in central Illinois. He went on to establish his own diesel repair business in Aurora, Illinois and was a friend to all that knew him. William is survived by his life partner, Kathleen Jarka and two sons, William and Joseph. He was the beloved son of James and the late Margaret Duerr nee Giese. Dear brother of James, John (Kathryn), Laura (Sandy), Casey (Jeffrey) and Sally (PJ). Fond uncle to many nieces and nephews. Family and friends to gather Saturday, October 15th for visitation 2-6PM at DuPage Memorial Chapel, 951 W. Washington St., West Chicago. (630)293-5200.