Robert James Mueller, 87, of Niles, IL. Loving husband of the late Gloria Mueller. Beloved son of the late Jacob and Helen Margaret Mueller. Loving father of Keith (Virginia) Mueller; grandfather to Gary, Scott, Kimberly and April; great-grandfather to ten great-grandchildren and brother to Stanley, John and Helen. Robert was a veteran of the U. S. Navy. Funeral service will be 10:00 a.m. Friday September 27, 2013 at Malec & Sons Funeral Home 6000 N. Milwaukee Ave. in Chicago with visitation on Thursday September 26, 2013 from 5:00 p.m. until 8:00 p.m. at the funeral home. Burial will be in Ridgewood Memorial Park in Des Plaines, IL.