Pope Leo XI

1535 - 1605

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Pope Leo XI (2 June 1535 – 27 April 1605), born Alessandro Ottaviano de' Medici, was head of the Catholic Church and ruler of the Papal States from 1 to 27 April 1605. His pontificate is one of the briefest in history, having lasted under a month. He was from the prominent House of Medici originating from Florence. Read more on Wikipedia

Since 2007, the English Wikipedia page of Pope Leo XI has received more than 272,060 page views. His biography is available in 74 different languages on Wikipedia (up from 73 in 2019). Pope Leo XI is the 154th most popular religious figure (down from 138th in 2019), the 194th most popular biography from Italy (down from 154th in 2019) and the 59th most popular Italian Religious Figure.

Pope Leo X is most famous for his excommunication of Martin Luther, the founder of Protestantism.

Memorability Metrics

  • 270k

    Page Views (PV)

  • 80.25

    Historical Popularity Index (HPI)

  • 74

    Languages Editions (L)

  • 10.90

    Effective Languages (L*)

  • 3.15

    Coefficient of Variation (CV)

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Among religious figures, Pope Leo XI ranks 154 out of 2,272. Before him are Pope Nicholas V, Rita of Cascia, Pope Clement XI, Pope Clement XIV, Mani, and Pope Urban V. After him are Pope Urban VI, Pope Julius III, Pope Innocent XI, Ānanda, Joseph of Arimathea, and Joachim.

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Among people born in 1535, Pope Leo XI ranks 1After him are Pope Gregory XIV, Sofonisba Anguissola, Joanna of Austria, Princess of Portugal, Giambattista della Porta, Federico Barocci, Alessandro Allori, Shimazu Yoshihiro, Martin Frobisher, Luis de Molina, William the Younger, Duke of Brunswick-Lüneburg, and Catherine Stenbock. Among people deceased in 1605, Pope Leo XI ranks 3Before him are Akbar and Pope Clement VIII. After him are Boris Godunov, Handan Sultan, Feodor II of Russia, Jean Nicot, John Davis, Theodore Beza, Ulisse Aldrovandi, Naresuan, and Johann II, Duke of Saxe-Weimar.

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In Italy

Among people born in Italy, Pope Leo XI ranks 194 out of 4,088. Before him are Didius Julianus (133), Rita of Cascia (1381), Arcangelo Corelli (1653), Tiberius Gracchus (-163), Pope Clement XI (1649), and Pope Clement XIV (1705). After him are Pope Julius III (1487), Pope Innocent XI (1611), Messalina (17), Pope Honorius III (1148), Enzo Ferrari (1898), and Pope Alexander VIII (1610).


Among religious figures born in Italy, Pope Leo XI ranks 59Before him are Pope Paul IV (1476), Pope Martin V (1369), Pope Nicholas V (1397), Rita of Cascia (1381), Pope Clement XI (1649), and Pope Clement XIV (1705). After him are Pope Julius III (1487), Pope Innocent XI (1611), Pope Honorius III (1148), Pope Alexander VIII (1610), Pope Eugene IV (1383), and Pope Clement XIII (1693).