Born on June 9, 1922, in Shanghai, the son of American missionaries (John Gillespie Magee and Faith Emmeline Backhouse), John Gillespie Magee Jr. received his education at the American School, Nanking (1929-31), St. Clare's near Walmer, Kent (1931-35), Rugby School (1935-39), and Avon Old Farms School, near Hartford, Connecticut (1939-40).