When Jack Lendon Wharton was born on 27 August 1925, in Texas, United States, his father, Sidney Ira Wharton, was 41 and his mother, Inez Devers, was 37. He married Mildred Laverne Bates on 22 November 1947, in Los Angeles, California, United States. They were the parents of at least 1 daughter. He lived in Justice Precinct 1, Wichita, Texas, United States in 1940 and Corona, Sonoma, California, United States in 2001. He registered for military service in 1943. He died on 7 December 2016, in Corona, Riverside, California, United States, at the age of 91.