André-Louis Danjon

French astronomer (1890–1967)
Person human Q305958
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Summary

André-Louis Danjon was born on April 6, 1890[1], in Caen[2]. He died on April 21, 1967[3], in Paris[4]. He worked as an astronomer[5], university teacher[6], physicist[7], and researcher[8]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (119 views/month, #7,296 of 1,000,298).[9]

Key Facts

  • Date of birth: April 10, 1890[10]
  • Date of death: April 27, 1967[11]
  • Place of burial: Cimetière parisien de Bagneux[12]
  • Country of citizenship: France[13]
  • Field of work: astronomy[14]
  • Position held: president[15]
  • Employer: University of Strasbourg[16], University of Paris[17]
  • Educated at: École Normale Supérieure[18], Lycée François de Malherbe[19]
  • Doctoral advisor: Ernest Esclangon[20], Aimé Cotton[21]
  • Award received: CNRS Gold medal[22], Prix Jules Janssen[23], Three Physicists Prize[24], Gold Medal of the Royal Astronomical Society[25], Ladies' award of the Astronomical Society of France[26], Croix de guerre 1914–1918[27], Grand Officer of the Legion of Honour[28], Commander of the French Order of Academic Palms[29], Prix Guzman[30], Prize Jaffé[31], Q123605822[32], Q110929260[33]
  • Member of: French Academy of Sciences[34]
  • Sex or gender: male[35]
  • Doctoral student: Bernard Vauquois[36]
  • Commons category: André Danjon[37]
  • Residence: France[38]
  • Participated in conflict: World War I[39]
  • Family name: Danjon[40]
  • Given name: André[41]
  • Described by source: Nouveau dictionnaire de biographie alsacienne[42], Astronomers: A Biographical Reference[43]
  • Languages spoken, written or signed: French[44]
  • Name in native language: André Danjon[45]
  • Maintained by WikiProject: WikiProject Mathematics[46]

Body

Works and Contributions

Things named for André-Louis Danjon include Danjon[47], a lunar crater[48].

Why It Matters

André-Louis Danjon has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[49] He is known by 23 alternative names across languages and contexts.[50]

Entities named for him include Danjon[47], a lunar crater[48].

His notable doctoral advisees include Bernard Vauquois[51], a mathematician[52], 1929–1985[53], of France[54].

FAQs

Where was André-Louis Danjon born?

André-Louis Danjon was born in Caen[2].

Where did André-Louis Danjon die?

André-Louis Danjon passed away in Paris[4].

What did André-Louis Danjon do for work?

André-Louis Danjon worked as an astronomer[5], university teacher[6], physicist[7], and researcher[8].

Where did André-Louis Danjon go to school?

André-Louis Danjon was educated at École Normale Supérieure[18] and Lycée François de Malherbe[19].

What awards did André-Louis Danjon receive?

Honors received include CNRS Gold medal[22], Prix Jules Janssen[23], Three Physicists Prize[24], and Gold Medal of the Royal Astronomical Society[25].

References

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

Direct Wikidata claims

  1. [2] ↑ . Nouveau dictionnaire de biographie alsacienne. Retrieved . wikidata.org.
  2. [4] ↑ . Nouveau dictionnaire de biographie alsacienne. Retrieved . wikidata.org.
  3. [35] ↑ . BnF authorities. Retrieved . wikidata.org.
  4. [13] ↑ . wikidata.org.
  5. [15] ↑ . wikidata.org.
  6. [18] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  7. [19] ↑ . wikidata.org.
  8. [14] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  9. [5] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  10. [6] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  11. [7] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  12. [8] ↑ . cnrs.fr. cnrs.fr. Provenance: wikidata.org.
  13. [16] ↑ . wikidata.org.
  14. [17] ↑ . Retrieved . wikidata.org.
  15. [12] ↑ . wikidata.org.
  16. [22] ↑ . Nouveau dictionnaire de biographie alsacienne. cnrs.fr. Provenance: wikidata.org.
  17. [23] ↑ . wikidata.org.
  18. [24] ↑ . wikidata.org.
  19. [25] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  20. [26] ↑ . wikidata.org.
  21. [27] ↑ . wikidata.org.
  22. [28] ↑ . Léonore database. leonore.archives-nationales.culture.gouv.fr. Provenance: wikidata.org.
  23. [29] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  24. [30] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  25. [31] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  26. [32] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  27. [33] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  28. [20] ↑ . Mathematics Genealogy Project. wikidata.org.
  29. [21] ↑ . Mathematics Genealogy Project. wikidata.org.
  30. [36] ↑ . Mathematics Genealogy Project. wikidata.org.
  31. [37] ↑ . wikidata.org.
  32. [34] ↑ . wikidata.org.
  33. [38] ↑ . wikidata.org.
  34. [1] ↑ . BnF authorities. Retrieved . wikidata.org.
  35. [10] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  36. [3] ↑ . BnF authorities. Retrieved . wikidata.org.
  37. [11] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  38. [39] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  39. [40] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  40. [41] ↑ . Nouveau dictionnaire de biographie alsacienne. wikidata.org.
  41. [42] ↑ . wikidata.org.
  42. [43] ↑ . wikidata.org.
  43. [44] ↑ . BnF authorities. Retrieved . data.bnf.fr. Provenance: wikidata.org.
  44. [45] ↑ . wikidata.org.
  45. [46] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [51] ↑ . wikidata.org. → on this site
  2. [47] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [52] ↑ . Wikidata. wikidata.org. → on this site
  2. [53] ↑ . Wikidata. wikidata.org. → on this site
  3. [54] ↑ . Wikidata. wikidata.org. → on this site
  4. [48] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [9] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [49] ↑ . Wikidata sitelinks. wikidata.org.
  3. [50] ↑ . Wikidata aliases. wikidata.org.

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BibTeX @misc{4ortxyz_andr-louis-danjon_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{André-Louis Danjon}}, year = {2026}, url = {https://4ort.xyz/entity/andr-louis-danjon}, note = {Accessed: 2026-10-16}}
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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. 20h ago · OKA bot bot · 2026-10-16 view diff on Wikidata ↗
    Claims rich → —
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  2. 6d ago · Printstream · 2026-10-11 view diff on Wikidata ↗
    Museum-digital id → 276344, 276345
    Wikipedia languages → ['ca', 'commons', 'de', 'en', 'es', 'fi', 'fr', 'it', 'ja', 'lb', 'nn', 'pl', 'p
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  3. 8w ago · MariuszRokin · 2026-08-16 view diff on Wikidata ↗
    Museum-digital id → 276344, 276345
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  4. 14w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
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  5. 17w ago · Pigsonthewing · 2026-06-14 view diff on Wikidata ↗
    Employer → —
    Languages spoken, written or signed → French
    Place of birth → Caen
    P14528 → 29727
    + 29 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ P14528: 29727, [[:toollabs:quickstatements/#/batch/259666|batch #259666]]"
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