Antipope John XXIII

1370 - 1419

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Baldassarre Cossa (c. 1370 – 22 December 1419) was Pisan antipope John XXIII (1410–1415) during the Western Schism. Read more on Wikipedia

Since 2007, the English Wikipedia page of Antipope John XXIII has received more than 580,719 page views. His biography is available in 42 different languages on Wikipedia (up from 41 in 2019). Antipope John XXIII is the 268th most popular religious figure (down from 258th in 2019), the 325th most popular biography from Italy (down from 307th in 2019) and the 119th most popular Italian Religious Figure.

Pope John XXIII, born Angelo Giuseppe Roncalli, was the head of the Catholic Church and sovereign of Vatican City from 1958 to 1963. He is most famous for convening the Second Vatican Council, which was a gathering of Catholic bishops to discuss and make changes to church doctrine.

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  • 42

    Languages Editions (L)

  • 9.22

    Effective Languages (L*)

  • 2.48

    Coefficient of Variation (CV)

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Among religious figures, Antipope John XXIII ranks 268 out of 2,272Before him are Pope Paul I, Pope John X, Pope Paul II, Brigham Young, Pope Benedict VIII, and Pope Nicholas I. After him are Saint Timothy, Francis de Sales, Bahá'u'lláh, Pope Pelagius II, Pope Gelasius I, and Pope Paschal II.

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Among people born in 1370, Antipope John XXIII ranks 2Before him is Pope Gregory XI. After him are Isabeau of Bavaria, John VII Palaiologos, Olaf II of Denmark, Leonardo Bruni, Gentile da Fabriano, Erasmo of Narni, Lorenzo Monaco, Frederick I, Elector of Saxony, Antipope Clement VIII, and Švitrigaila. Among people deceased in 1419, Antipope John XXIII ranks 1After him are John the Fearless, Wenceslaus IV of Bohemia, Jeongjong of Joseon, Vincent Ferrer, Je Tsongkhapa, Jobst of Moravia, and Edigu.

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In Italy

Among people born in Italy, Antipope John XXIII ranks 325 out of 4,088Before him are Pope Paul II (1417), Carlo Goldoni (1707), Pope Benedict VIII (980), Pope Nicholas I (800), Archytas (-428), and Cosimo I de' Medici, Grand Duke of Tuscany (1519). After him are Roberto Rossellini (1906), Marcus Aemilius Lepidus (-89), Publius Quinctilius Varus (-46), Pope Pelagius II (520), Pope Gelasius I (410), and Lucky Luciano (1897).


Among religious figures born in Italy, Antipope John XXIII ranks 119Before him are Saint Cecilia (200), Pope Paul I (700), Pope John X (860), Pope Paul II (1417), Pope Benedict VIII (980), and Pope Nicholas I (800). After him are Pope Pelagius II (520), Pope Gelasius I (410), Pope Paschal II (1050), Pope Boniface V (575), Pope Adrian II (792), and Pope Honorius IV (1210).