Joan M. Klimcak nee Groll. Beloved wife of the late Michael E. Klimcak. Loving mother of Christopher Klimcak. Cherished aunt of many nieces and nephews. Funeral Wednesday, 8:45 am from Thompson & Kuenster Funeral Home, 5570 W. 95th St., Oak Lawn to St. Linus Church for Mass at 9:30 am. Interment Queen of Heaven Cemetery. Visitation Tuesday from 3 pm until 9 pm.