Pope Leo XI

1535 - 1605

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Pope Leo XI (Italian: Leone 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 April 1605 to his death, on 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 466,482 page views. His biography is available in 77 different languages on Wikipedia (up from 76 in 2019). Pope Leo XI is the 137th most popular religious figure, the 157th most popular biography from Italy and the 42nd most popular Italian Religious Figure.

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

Memorability Metrics

  • 470k

    Page Views (PV)

  • 75.20

    Historical Popularity Index (HPI)

  • 77

    Languages Editions (L)

  • 14.68

    Effective Languages (L*)

  • 2.89

    Coefficient of Variation (CV)


Among religious figures, Pope Leo XI ranks 137 out of 3,187Before him are Margaret the Virgin, Saint Dominic, Pope Clement VIII, Mahavira, Pope Pius VI, and Pope Clement V. After him are Anselm of Canterbury, Pope Clement I, Moses in Islam, Pope Pius VII, Barnabas, and Pope Paul V.

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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, Federico Barocci, Alessandro Allori, Giambattista della Porta, Shimazu Yoshihiro, Catherine Stenbock, Titu Cusi, Luis de Molina, and Martin Frobisher. Among people deceased in 1605, Pope Leo XI ranks 3Before him are Akbar, and Pope Clement VIII. After him are Handan Sultan, Boris Godunov, Feodor II of Russia, Jean Nicot, Ulisse Aldrovandi, John Davis, Theodore Beza, Naresuan, and Jan Zamoyski.

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In Italy

Among people born in Italy, Pope Leo XI ranks 157 out of 5,161Before him are Andrea Mantegna (1431), Joseph-Louis Lagrange (1736), Pope Pius VI (1717), Leon Battista Alberti (1404), Cato the Elder (-243), and Galba (-3). After him are Anselm of Canterbury (1033), Pope Clement I (40), Gaius Marius (-157), Fra Angelico (1400), Sergio Mattarella (1941), and Pope Pius VII (1742).


Among religious figures born in Italy, Pope Leo XI ranks 42Before him are Pope Boniface VIII (1235), Pope Gregory IX (1160), Pope Pius VIII (1761), Pope Formosus (816), Pope Clement VIII (1536), and Pope Pius VI (1717). After him are Anselm of Canterbury (1033), Pope Clement I (40), Pope Pius VII (1742), Pope Paul V (1552), Pope Lucius I (200), and Pope Innocent VIII (1432).