Pierre d'Ailly

French theologian and astrologer (1351–1420)
Person human Q318580
Pierre d'Ailly
Rijksmuseum · Public Domain · Wikimedia
Press Enter · cited answer in seconds

Pierre d'Ailly

Summary

Pierre d'Ailly is a human[1]. His place of birth was Compiègne[2]. He was born on January 1, 1350[3]. He passed away in Avignon[4]. He died on August 9, 1420[5]. He worked as a theologian[6], astrologer[7], professor[8], philosopher[9], and Catholic priest[10]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (92 views/month, #7,279 of 1,000,298).[11]

Key Facts

  • Pierre d'Ailly's place of birth was Compiègne[2].
  • Pierre d'Ailly died in Avignon[4].
  • Pierre d'Ailly was born on January 1, 1350[3].
  • Pierre d'Ailly was born on 1350[12].
  • Pierre d'Ailly was born on 1352[13].
  • Pierre d'Ailly died on August 9, 1420[5].
  • Pierre d'Ailly died on January 1, 1420[14].
  • Pierre d'Ailly held citizenship in Kingdom of France[15].
  • Pierre d'Ailly held citizenship in France[16].
  • Middle French was Pierre d'Ailly's native language[17].
  • Pierre d'Ailly worked as a theologian[6].
  • Pierre d'Ailly's professions included astrologer[7].
  • Pierre d'Ailly's professions included professor[8].
  • Pierre d'Ailly worked as a philosopher[9].
  • Pierre d'Ailly worked as a Catholic priest[10].
  • Pierre d'Ailly worked as a cartographer[18].
  • Pierre d'Ailly's field of work was philosophy[19].
  • Pierre d'Ailly held the position of cardinal[20].
  • Pierre d'Ailly held the position of diocesan bishop[21].
  • Pierre d'Ailly held the position of papal legate[22].
  • Pierre d'Ailly held the position of papal legate[23].
  • Pierre d'Ailly held the position of bishop of Limoges[24].
  • Pierre d'Ailly held the position of diocesan bishop[25].
  • Pierre d'Ailly was employed by University of Paris[26].
  • Pierre d'Ailly was educated at Faculté de théologie catholique de Paris[27].

Body

Origins and Family

Pierre d'Ailly was born in Compiègne[2]. Recorded date of birth include January 1, 1350[3], 1350[12], and 1352[13]. Middle French was his native language[17].

Education

Pierre d'Ailly's education included a stint at Faculté de théologie catholique de Paris[27]. Studied under Johannes de Quercu[28] and Guillelmus Carnificis[29].

Career and Affiliations

Recorded occupations include theologian[6], astrologer[7], professor[8], philosopher[9], Catholic priest[10], and cartographer[18]. Pierre d'Ailly's field of work was philosophy[19]. He was employed by University of Paris[26]. Positions held include cardinal[20], a title[30]; diocesan bishop[21], an ecclesiastical occupation[31]; papal legate[22], a position[32]; bishop of Limoges[24]; and apostolic administrator[33], a position[34]. Notable students include Jean Gerson[35], a theologian[36], 1363–1429[37], of Kingdom of France[38] and Nicholas of Clamanges[39], a philosopher[40], 1363–1437[41], of Kingdom of France[42].

Works and Contributions

Notable works include Imago mundi[43], a literary work[44]; Le jardin de la sainte ame[45]; Les contredictz de Franc Gontier[46], a literary work[47]; Tractatus de concordantia theologiae et astronomiae[48]; Lectura super Sententias[49]; and De falsis prophetis[50]. Things named for Pierre d'Ailly include Aliacensis[51], an impact crater[52].

Personal Life

Pierre d'Ailly's religion is recorded as Catholic Church[53].

Death and Burial

Recorded date of death include August 9, 1420[5] and January 1, 1420[14]. Pierre d'Ailly passed away in Avignon[4].

Why It Matters

Pierre d'Ailly ranks in the top 0.73% of human entities by monthly Wikipedia readership (92 views/month, #7,279 of 1,000,298).[11] He has Wikipedia articles in 19 language editions, a strong signal of global cultural recognition.[54] He is known by 47 alternative names across languages and contexts.[55]

He has been cited as an influence by Christopher Columbus[56], an explorer[57], 1451–1506[58], of Republic of Genoa[59], specialised in sea shipping[60].

Entities named for him include Aliacensis[51], an impact crater[52].

FAQs

Where was Pierre d'Ailly born?

Pierre d'Ailly's place of birth was Compiègne[2].

Where did Pierre d'Ailly die?

Pierre d'Ailly passed away in Avignon[4].

What did Pierre d'Ailly do for work?

Pierre d'Ailly worked as theologian[6], astrologer[7], professor[8], philosopher[9], and Catholic priest[10].

Where did Pierre d'Ailly go to school?

Pierre d'Ailly was educated at Faculté de théologie catholique de Paris[27].

Who did Pierre d'Ailly influence?

Pierre d'Ailly has been cited as an influence by Christopher Columbus[56].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . Q22097467. Retrieved . wikidata.org.
  2. [4] . Q22097467. Retrieved . wikidata.org.
  3. [15] . wikidata.org.
  4. [16] . wikidata.org.
  5. [20] . Q22097467. Retrieved . wikidata.org.
  6. [21] . Q22097467. wikidata.org.
  7. [22] . Q22097467. wikidata.org.
  8. [23] . Q22097467. wikidata.org.
  9. [24] . wikidata.org.
  10. [25] . wikidata.org.
  11. [33] . wikidata.org.
  12. [27] . wikidata.org.
  13. [19] . wikidata.org.
  14. [17] . wikidata.org.
  15. [6] . wikidata.org.
  16. [7] . wikidata.org.
  17. [8] . wikidata.org.
  18. [9] . wikidata.org.
  19. [10] . wikidata.org.
  20. [18] . Retrieved . wikidata.org.
  21. [26] . wikidata.org.
  22. [53] . Catholic-Hierarchy.org. Retrieved . wikidata.org.
  23. [3] . Q22097467. Retrieved . evene.lefigaro.fr. Provenance: wikidata.org.
  24. [12] . BnF authorities. Retrieved . wikidata.org.
  25. [13] . Czech National Authority Database. Retrieved . wikidata.org.
  26. [5] . BnF authorities. Retrieved . wikidata.org.
  27. [14] . Encyclopædia Universalis. Retrieved . evene.lefigaro.fr. Provenance: wikidata.org.
  28. [43] . wikidata.org.
  29. [45] . wikidata.org.
  30. [46] . wikidata.org.
  31. [48] . wikidata.org.
  32. [49] . wikidata.org.
  33. [50] . wikidata.org.
  34. [35] . wikidata.org.
  35. [39] . wikidata.org.
  36. [28] . Parisian Licentiates in Theology. wikidata.org.
  37. [29] . Parisian Licentiates in Theology. wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [56] . wikidata.org. → on this site
  2. [51] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [30] . Wikidata. wikidata.org. → on this site
  2. [31] . Wikidata. wikidata.org. → on this site
  3. [32] . Wikidata. wikidata.org. → on this site
  4. [34] . Wikidata. wikidata.org. → on this site
  5. [44] . Wikidata. wikidata.org. → on this site
  6. [47] . Wikidata. wikidata.org. → on this site
  7. [36] . Wikidata. wikidata.org. → on this site
  8. [37] . Wikidata. wikidata.org. → on this site
  9. [38] . Wikidata. wikidata.org. → on this site
  10. [40] . Wikidata. wikidata.org. → on this site
  11. [41] . Wikidata. wikidata.org. → on this site
  12. [42] . Wikidata. wikidata.org. → on this site
  13. [57] . Wikidata. wikidata.org. → on this site
  14. [58] . Wikidata. wikidata.org. → on this site
  15. [59] . Wikidata. wikidata.org. → on this site
  16. [60] . Wikidata. wikidata.org. → on this site
  17. [52] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [11] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [54] . Wikidata sitelinks. wikidata.org.
  3. [55] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Pierre d'Ailly. Retrieved April 10, 2026, from https://4ort.xyz/entity/pierre-d-ailly
MLA “Pierre d'Ailly.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/pierre-d-ailly.
BibTeX @misc{4ortxyz_pierre-d-ailly_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Pierre d'Ailly}}, year = {2026}, url = {https://4ort.xyz/entity/pierre-d-ailly}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Pierre d'Ailly — https://4ort.xyz/entity/pierre-d-ailly (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/pierre-d-ailly · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 3d ago · Epìdosis · 2026-05-22 view diff on Wikidata ↗
    Occupation theologian, astrologer, professor +4
    "/* wbremoveclaims-remove:1| */ [[Property:P106]]: [[Q1234713]], [[:toollabs:quickstatements/#/batch/258355|batch #258355]]"
  2. 5d ago · Epìdosis · 2026-05-20 view diff on Wikidata ↗
    Occupation theologian, astrologer, professor +4
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32084|batch #32084]]: import P21 and P106 from GND (26)"
  3. 18d ago · Bargioni · 2026-05-07 view diff on Wikidata ↗
    Local thumb
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30468|batch #30468]]: add P1810 to P5739 2/3"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.