The Blessed Pope John XXIII (Latin: Ioannes PP. XXIII; Italian: Giovanni XXIII), born Angelo Giuseppe Roncalli (Italian pronunciation: [ˈandʒelo dʒuˈzɛppe roŋˈkalli]; 25 November 1881 – 3 June 1963), headed the Catholic Church and ruled the Vatican City from 1958 until his death.