William A. Klein Beloved husband of the late Marie F. (nee Bartu).  Loving father of Nancy, Lois (Luis) Cardenas, William J., Robert (Lori) and Richard (Cindy). Devoted grandfather of Louise and Leo (Alisa) Cardenas; Nicole, Heather and William, Christopher, Craig, Michael and Ashley Klein.  Great-grandfather of Camille Cardenas.  Fond uncle of many nieces and nephews.    Visitation at Cooney Funeral Home 3918 W. Irving Park Rd, Chicago on Friday from 3 to 8 p.m.   Funeral Saturday 8:45 a.m. to St. Benedict Church. Mass at 9:30 a.m. Interment St. Joseph Cemetery.  For info (773) 588-5850 – www.cooneyfuneralhome.com.