Age 79, on Friday, February 26, 2021, of Penn Hills. Beloved husband of 58 years to Joan (Morrison) Kleinhenz. Loving father of Lynn Kaufman, John Kleinhenz, Victoria (Louis) Anzelone, Joni (Nick) Lorusso, Cindy Inverso "Broom", Marcy (Charles) Carberry and the late Donna Kleinhenz. Cherished "Pap Bill" of David, Lisa, Angelica, Leanne, Joseph, Margo, Sonya, Amber, and Hunter; survived by five great-grandchildren. Son of the late William and Martha (Murphy) Kleinhenz; brother of Marty (Walt) Senchesen and Shirley Krystek. Also survived by many loving nieces and nephews. Bill was a girl dad through and through. He loved to entertain his family with jokes, play the accordion, and enjoyed classic music. Due to Covid-19 restrictions, the family will receive friends on Friday from 10 a.m. – 11 a.m. at WILLIAM SLATER II FUNERAL SERVICE (412-563-2800), 1650 Greentree Rd., Scott Twp. 15220. A private family Service at 11 a.m. In lieu of flowers, the family would like to honor Bill's love for children, and suggests contributions to Foster Love Project, PO Box 8779, Pittsburgh, PA 15221 or www.fosterloveproject.org.