Robert M. Krupp, Sr., age 87, U.S. Army Veteran; beloved husband of the late Margaret (nee Mayer); loving husband of Irene; devoted father of Raymond (Rhonda), the late Robert (Thelma) and Ingrid; cherished Opa of Elizabeth Charlotte Krupp Miller (Scott), Margaret, Marian and Michelle; fond brother of the late Edmund and Evelyn; he will be missed by a host of nieces and nephews. Dear step-father of Rita (Steve) Armbruster and step-grandfather of Erik and Melissa. In lieu of flowers memorials can be sent to Wounded Warriors, Chicago Fire Fighters Memorial,or Catholic Charities. Visitation Saturday, March 5, from 9 am until time of prayers 11:30 am at Lawrence Funeral Home, 4800 N. Austin Ave., Chicago. Procession to St. Constance Church for Mass of Christian Burial 12 pm. Interment private. For more information 773-736-2300.