Simon Called Peter is a novel by Robert Keable which was a best-seller in 1921. The title is a reference to Simon Peter the apostle and first Pope of the Catholic Church. In 1921 it was met with astonishing success. The book reportedly sold over 600,000 copies during the 1920s, reaching a 66th edition by 1922. Largely autobiographical, Simon Called Peter is the tale of the priest, Peter Graham, who has an affair in wartime France with a nurse named Julie, almost loosing his faith.