Papa Stefano III (720 – 24 Januari 772) alikuwa Papa kuanzia tarehe 1/7 Agosti 768 hadi kifo chake. Alitokea Sicilia, Italia. Jina la baba yake lilikuwa Olivus. Alimfuata Papa Paulo I akafuatwa na Papa Adriano I. Orodha ya Mapapa https://www.vatican.va/content/vatican/en/holy-father.index.html#holy-father https://www.vatican.va/content/vatican/en/holy-father.index.html#holy-father Partner, Peter, The Lands of St. Peter: The Papal State in the Middle Ages and the Early Renaissance (1972) Mann, Horace K., The Lives of the Popes in the Early Middle Ages, Vol. I: The Popes Under the Lombard Rule, Part 2, 657-795 (1903) DeCormenin, Louis Marie; Gihon, James L., A Complete History of the Popes of Rome, from Saint Peter, the First Bishop to Pius the Ninth (1857) Wikimedia Commons ina media kuhusu: Papa Stefano III Kuhusu Papa Stefano III katika Kamusi Elezo ya Kikatoliki