Fuller (b. 1942) was born in Chicago (Illinois) and graduated from Oak Lawn Community High School.
He moved to Fox Lake (Wisconsin) after high school and joined the Marine Corps in 1961. Fuller, a radio operator with the 9th Marine Corps Reserves, spent nineteen months training on Okinawa Island (Japan), Mount Fuji (Japan), and Mindanao (Philippines). In 1963, he participated in a three-day landing in Cambodia. After the service, Fuller returned to Fox Lake and married. He declined reenlistment and worked as a prison guard, then as a salesman, to support his family. He is a collector of Marine Corps posters and illustrations and is a member of the Marine Corps Association.
From the description of Oral history interview with Robert C. Fuller, [sound recording], 2004. (Wisconsin Veterans Museum Research Center). WorldCat record id: 556177237