Pierre d'Ailly

1350 - 1420

Photo of Pierre d'Ailly

Icon of person Pierre d'Ailly

Pierre d'Ailly (French: [d‿aji]; Latin Petrus Aliacensis, Petrus de Alliaco; 1351 – 9 August 1420) was a French theologian, astrologer and cardinal of the Roman Catholic Church. Read more on Wikipedia

Since 2007, the English Wikipedia page of Pierre d'Ailly has received more than 45,343 page views. His biography is available in 28 different languages on Wikipedia (up from 27 in 2019). Pierre d'Ailly is the 400th most popular philosopher (down from 350th in 2019), the 1,171st most popular biography from France (down from 932nd in 2019) and the 53rd most popular French Philosopher.

Pierre d'Ailly was a French cardinal, theologian, and astrologer. He is most famous for his work Concordantia astrologiae cum theologia.

Memorability Metrics

  • 45k

    Page Views (PV)

  • 69.90

    Historical Popularity Index (HPI)

  • 28

    Languages Editions (L)

  • 8.47

    Effective Languages (L*)

  • 1.89

    Coefficient of Variation (CV)

Page views of Pierre d'Aillies by language


Among philosophers, Pierre d'Ailly ranks 400 out of 1,089Before him are Alexandre Koyré, Johannes Althusius, Edward de Bono, Thomas Cajetan, Jacques Lefèvre d'Étaples, and Paul Johann Anselm Ritter von Feuerbach. After him are Arnobius, Bernard of Chartres, Adolf von Harnack, Bartolus de Saxoferrato, Ban Zhao, and Willard Van Orman Quine.

Most Popular Philosophers in Wikipedia

Go to all Rankings


Among people born in 1350, Pierre d'Ailly ranks 10Before him are Miloš Obilić, Dmitry Donskoy, Vincent Ferrer, Malhun Hatun, Margaret III, Countess of Flanders, and John I of Aragon. After him are Ivan Shishman of Bulgaria, Inca Roca, Qara Osman, Leonor Teles, Urus Khan, and Agnolo Gaddi. Among people deceased in 1420, Pierre d'Ailly ranks 2Before him is Beatrice of Portugal. After him are Qara Yusuf and Robert Stewart, Duke of Albany.

Others Born in 1350

Go to all Rankings

Others Deceased in 1420

Go to all Rankings

In France

Among people born in France, Pierre d'Ailly ranks 1,171 out of 5,234Before him are André-Hercule de Fleury (1653), Cardinal de Rohan (1734), Claude Louis Hector de Villars (1653), Claude Chappe (1763), Guillaume Brune (1763), and Jean-Claude Trichet (1942). After him are Laurent Blanc (1965), Lionel Jospin (1937), Ange-Jacques Gabriel (1698), Margaret of France, Queen of England and Hungary (1158), Cléo de Mérode (1875), and Dominique Jean Larrey (1766).


Among philosophers born in France, Pierre d'Ailly ranks 53Before him are Hugues Felicité Robert de Lamennais (1782), Maurice Halbwachs (1877), Jean Gerson (1363), René Girard (1923), Richard Avenarius (1843), and Jacques Lefèvre d'Étaples (1460). After him are Étienne Gilson (1884), Michel de Certeau (1925), Étienne Cabet (1788), Petrus Ramus (1515), Pierre Duhem (1861), and Ernest Gellner (1925).