Felix Hausdorff

German mathematician (*1868 – †1942)
Person human Q75856
Felix Hausdorff
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Felix Hausdorff

Summary

Felix Hausdorff is a human[1]. His place of birth was Wrocław[2]. He was born on November 8, 1868[3]. He passed away in Bonn[4]. He died on January 26, 1942[5]. He worked as a mathematician[6], writer[7], topologist[8], university teacher[9], and astronomer[10]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (1,903 views/month, #7,178 of 1,000,298).[11]

Key Facts

  • Felix Hausdorff's place of birth was Wrocław[2].
  • Felix Hausdorff passed away in Bonn[4].
  • Felix Hausdorff was born on November 8, 1868[3].
  • Felix Hausdorff died on January 26, 1942[5].
  • Felix Hausdorff is buried at Poppelsdorf Cemetery[12].
  • Among Felix Hausdorff's spouses was Charlotte Hausdorff[13].
  • A child of Felix Hausdorff was Lenore König[14].
  • Felix Hausdorff held citizenship in German Reich[15].
  • Felix Hausdorff is identified as part of the Jewish people ethnic group[16].
  • Felix Hausdorff worked as a mathematician[6].
  • Felix Hausdorff's professions included writer[7].
  • Felix Hausdorff worked as a topologist[8].
  • Felix Hausdorff's professions included university teacher[9].
  • Felix Hausdorff worked as an astronomer[10].
  • Felix Hausdorff's field of work was topology[17].
  • Felix Hausdorff was employed by University of Bonn[18].
  • Felix Hausdorff was employed by Leipzig University[19].
  • Felix Hausdorff was employed by University of Greifswald[20].
  • Among Felix Hausdorff's employers was University of Bonn[21].
  • Felix Hausdorff's education included a stint at Leipzig University[22].
  • Felix Hausdorff was educated at Alte Nikolaischule (Leipzig)[23].
  • Felix Hausdorff's doctoral advisor was Heinrich Bruns[24].
  • Felix Hausdorff's doctoral advisor was Christian Gustav Adolph Mayer[25].
  • A notable work attributed to Felix Hausdorff is Hausdorff space[26].
  • A notable work attributed to Felix Hausdorff is Hausdorff dimension[27].

Product Details

The following facts are restated verbatim from public-domain and CC0 open-data sources — every line is independently verifiable against the named source's catalog.

MusicBrainz — CC0 open music encyclopedia

  • Type: Person[28]

  • Country: DE[29]

  • Began / founded: 1868-11-08[30]

  • Ended / dissolved: 1942-01-26[31]

  • MusicBrainz ID: d7e4c345-b79f-4774-b1bd-804a5b565985[32]

Body

Origins and Family

Felix Hausdorff's place of birth was Wrocław[2]. He was born on November 8, 1868[3]. He is identified as part of the Jewish people ethnic group[16].

Education

Educated at Leipzig University[22], a public university[33], in Germany[34], founded in 1409[35], headquartered in Leipzig[36] and Alte Nikolaischule (Leipzig)[23], a school[37], in Germany[38], founded in 1553[39]. Doctoral advisors include Heinrich Bruns[24], a mathematician[40], 1848–1919[41], of German Empire[42], specialised in geodesy[43] and Christian Gustav Adolph Mayer[25], a mathematician[44], 1839–1908[45], of Germany[46], specialised in mathematics[47].

Career and Affiliations

Recorded occupations include mathematician[6], writer[7], topologist[8], university teacher[9], and astronomer[10]. Felix Hausdorff's field of work was topology[17]. Employers include University of Bonn[18], a public research university[48], in Germany[49], founded in 1818[50], headquartered in Bonn[51]; Leipzig University[19], a public university[52], in Germany[53], founded in 1409[54], headquartered in Leipzig[55]; and University of Greifswald[20], a public university[56], in Germany[57], founded in 1456[58]. Doctoral students include Franz Hallenbach[59], a mathematician[60], 1909–1966[61], of Germany[62]; Karl Bögel[63], a researcher[64]; and Gustav Steinbach[65].

Works and Contributions

Notable works include Hausdorff space[26]; Hausdorff dimension[27], an invariant[66]; Hausdorff maximal principle[67], a proposition[68]; Baker–Campbell–Hausdorff formula[69], a theorem[70]; Hausdorff distance[71], a metric function[72]; and Hausdorff measure[73]. Things named for Felix Hausdorff include Hausdorff dimension[74], an invariant[75]; Baker–Campbell–Hausdorff formula[76], a theorem[77]; Hausdorff space[78]; Hausdorff distance[79], a metric function[80]; Hausdorff measure[81]; Gromov–Hausdorff convergence[82], a theorem[83]; Hausdorff maximal principle[84], a proposition[85]; and Hausdorff paradox[86].

Personal Life

Among Felix Hausdorff's spouses was Charlotte Hausdorff[13]. A child of him was Lenore König[14].

Death and Burial

Felix Hausdorff died on January 26, 1942[5]. He died in Bonn[4]. Burial took place at Poppelsdorf Cemetery[12].

Why It Matters

Felix Hausdorff ranks in the top 0.72% of human entities by monthly Wikipedia readership (1,903 views/month, #7,178 of 1,000,298).[11] He has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[87] He is known by 31 alternative names across languages and contexts.[88]

Works attributed to him include Grundzüge der Mengenlehre[89], a written work[90]. Entities named for him include Hausdorff dimension[74], an invariant[75]; Baker–Campbell–Hausdorff formula[76], a theorem[77]; Hausdorff space[78]; Hausdorff distance[79], a metric function[80]; Hausdorff measure[81]; and Gromov–Hausdorff convergence[82], a theorem[83].

FAQs

Where was Felix Hausdorff born?

Born in Wrocław[2], Felix Hausdorff…

Where did Felix Hausdorff die?

Felix Hausdorff passed away in Bonn[4].

Who was Felix Hausdorff married to?

Felix Hausdorff's spouses include Charlotte Hausdorff[13].

What did Felix Hausdorff do for work?

Felix Hausdorff worked as mathematician[6], writer[7], topologist[8], university teacher[9], and astronomer[10].

Where did Felix Hausdorff go to school?

Felix Hausdorff was educated at Leipzig University[22] and Alte Nikolaischule (Leipzig)[23].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [13] ↑ . wikidata.org.
  4. [15] ↑ . wikidata.org.
  5. [14] ↑ . wikidata.org.
  6. [22] ↑ . wikidata.org.
  7. [23] ↑ . wikidata.org.
  8. [17] ↑ . wikidata.org.
  9. [6] ↑ . wikidata.org.
  10. [7] ↑ . wikidata.org.
  11. [8] ↑ . wikidata.org.
  12. [9] ↑ . wikidata.org.
  13. [10] ↑ . wikidata.org.
  14. [18] ↑ . wikidata.org.
  15. [19] ↑ . wikidata.org.
  16. [20] ↑ . wikidata.org.
  17. [21] ↑ . wikidata.org.
  18. [12] ↑ . wikidata.org.
  19. [16] ↑ . wikidata.org.
  20. [24] ↑ . wikidata.org.
  21. [25] ↑ . wikidata.org.
  22. [59] ↑ . wikidata.org.
  23. [63] ↑ . wikidata.org.
  24. [65] ↑ . wikidata.org.
  25. [3] ↑ . wikidata.org.
  26. [5] ↑ . wikidata.org.
  27. [26] ↑ . wikidata.org.
  28. [27] ↑ . wikidata.org.
  29. [67] ↑ . wikidata.org.
  30. [69] ↑ . wikidata.org.
  31. [71] ↑ . wikidata.org.
  32. [73] ↑ . wikidata.org.

Product details (FDA / USDA / NHTSA public-domain catalog data)

  1. [28] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  2. [29] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  3. [30] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  4. [31] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  5. [32] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.

Inverse relationships (entities pointing at this one)

  1. [89] ↑ . wikidata.org. → on this site
  2. [74] ↑ . wikidata.org. → on this site
  3. [76] ↑ . wikidata.org. → on this site
  4. [78] ↑ . wikidata.org. → on this site
  5. [79] ↑ . wikidata.org. → on this site
  6. [81] ↑ . wikidata.org. → on this site
  7. [82] ↑ . wikidata.org. → on this site
  8. [84] ↑ . wikidata.org. → on this site
  9. [86] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [33] ↑ . Wikidata. wikidata.org. → on this site
  2. [34] ↑ . Wikidata. wikidata.org. → on this site
  3. [35] ↑ . Wikidata. wikidata.org. → on this site
  4. [36] ↑ . Wikidata. wikidata.org. → on this site
  5. [37] ↑ . Wikidata. wikidata.org. → on this site
  6. [38] ↑ . Wikidata. wikidata.org. → on this site
  7. [39] ↑ . Wikidata. wikidata.org. → on this site
  8. [48] ↑ . Wikidata. wikidata.org. → on this site
  9. [49] ↑ . Wikidata. wikidata.org. → on this site
  10. [50] ↑ . Wikidata. wikidata.org. → on this site
  11. [51] ↑ . Wikidata. wikidata.org. → on this site
  12. [52] ↑ . Wikidata. wikidata.org. → on this site
  13. [53] ↑ . Wikidata. wikidata.org. → on this site
  14. [54] ↑ . Wikidata. wikidata.org. → on this site
  15. [55] ↑ . Wikidata. wikidata.org. → on this site
  16. [56] ↑ . Wikidata. wikidata.org. → on this site
  17. [57] ↑ . Wikidata. wikidata.org. → on this site
  18. [58] ↑ . Wikidata. wikidata.org. → on this site
  19. [40] ↑ . Wikidata. wikidata.org. → on this site
  20. [41] ↑ . Wikidata. wikidata.org. → on this site
  21. [42] ↑ . Wikidata. wikidata.org. → on this site
  22. [43] ↑ . Wikidata. wikidata.org. → on this site
  23. [44] ↑ . Wikidata. wikidata.org. → on this site
  24. [45] ↑ . Wikidata. wikidata.org. → on this site
  25. [46] ↑ . Wikidata. wikidata.org. → on this site
  26. [47] ↑ . Wikidata. wikidata.org. → on this site
  27. [60] ↑ . Wikidata. wikidata.org. → on this site
  28. [61] ↑ . Wikidata. wikidata.org. → on this site
  29. [62] ↑ . Wikidata. wikidata.org. → on this site
  30. [64] ↑ . Wikidata. wikidata.org. → on this site
  31. [66] ↑ . Wikidata. wikidata.org. → on this site
  32. [68] ↑ . Wikidata. wikidata.org. → on this site
  33. [70] ↑ . Wikidata. wikidata.org. → on this site
  34. [72] ↑ . Wikidata. wikidata.org. → on this site
  35. [90] ↑ . Wikidata. wikidata.org. → on this site
  36. [75] ↑ . Wikidata. wikidata.org. → on this site
  37. [77] ↑ . Wikidata. wikidata.org. → on this site
  38. [80] ↑ . Wikidata. wikidata.org. → on this site
  39. [83] ↑ . Wikidata. wikidata.org. → on this site
  40. [85] ↑ . 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. [87] ↑ . Wikidata sitelinks. wikidata.org.
  3. [88] ↑ . 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). Felix Hausdorff. Retrieved April 19, 2026, from https://4ort.xyz/entity/felix-hausdorff
MLA “Felix Hausdorff.” 4ort.xyz Knowledge Graph, 4ort.xyz, 19 Apr. 2026, https://4ort.xyz/entity/felix-hausdorff.
BibTeX @misc{4ortxyz_felix-hausdorff_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Felix Hausdorff}}, year = {2026}, url = {https://4ort.xyz/entity/felix-hausdorff}, note = {Accessed: 2026-04-19}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Felix Hausdorff — https://4ort.xyz/entity/felix-hausdorff (retrieved 2026-04-19)

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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. 3d ago · Printstream · 2026-09-23 view diff on Wikidata ↗
    Sächsische biografie (gnd) id → 24629
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/55956|batch #55956]]: migrate GND to own IDs"
  2. 4d ago · 本日晴天 · 2026-09-22 view diff on Wikidata ↗
    Cinii research id → 1980586434769019444
    "/* wbeditentity-statements-multiple-properties-update:0||2 */ Added identifiers that match [[Property:P271]] ([[:toollabs:editgroups/b/OR/bd60316f76e|details]])"
  3. 14d ago · Printstream · 2026-09-11 view diff on Wikidata ↗
    Sächsische biografie (gnd) id → 24629
    "/* wbcreateclaim-create:1| */ [[Property:P1710]]: 118709151, [[:toollabs:quickstatements/#/batch/273169|batch #273169]]"
  4. 26d ago · Ferran Mir · 2026-08-31 view diff on Wikidata ↗
    Educated at → Leipzig University, Alte Nikolaischule (Leipzig)
    Employer → University of Bonn, Leipzig University, University of Greifswald +1
    Relative → Arthur König
    "/* wbsetclaim-create:2||1 */ [[Property:P1038]]: [[Q17561813]]"
  5. 26d ago · Ferran Mir · 2026-08-31 view diff on Wikidata ↗
    Notable work → Hausdorff space, Hausdorff dimension, Hausdorff maximal principle +13
    "/* wbsetclaim-update:2||1 */ [[Property:P108]]: [[Q154804]]"
  6. 26d ago · Ferran Mir · 2026-08-31 view diff on Wikidata ↗
    Notable work → Hausdorff space, Hausdorff dimension, Hausdorff maximal principle +13
    "/* wbsetclaim-create:2||1 */ [[Property:P800]]: [[Q1550801]]"
  7. 27d ago · Ferran Mir · 2026-08-30 view diff on Wikidata ↗
    Professorship → —
    Notable work → Hausdorff space, Hausdorff dimension, Hausdorff maximal principle +13
    Pseudonym → Paul Mongré
    "/* wbsetclaim-create:2||1 */ [[Property:P800]]: [[Q140246462]]"
  8. 13w ago · Printstream · 2026-06-26 view diff on Wikidata ↗
    P14536 → 408512
    "/* wbcreateclaim-create:1| */ [[Property:P14536]]: 408512, #quickstatements; #temporary_batch_1782462304762"
  9. 16w ago · RonaldCarrierNU · 2026-06-03 view diff on Wikidata ↗
    Rero id (legacy) → A003353599
    Canadiana name authority id → ncf11243074
    National library of lithuania id → LNB:0ON;=wC
    Bibsys id → 90727674
    + 1 other property edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P1015]]: 90727674, Added with [[User:Bargioni/moreIdentifiers|moreIdentifiers]]"
  10. 18w ago · Epìdosis · 2026-05-21 view diff on Wikidata ↗
    Occupation → mathematician, writer, topologist +2
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32152|batch #32152]]: import P21 and P106 from GND (34)"
  11. 19w ago · Epìdosis · 2026-05-13 view diff on Wikidata ↗
    Cerl thesaurus id → cnp02296335
    Local thumb → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30851|batch #30851]]: match CERL IDs on the basis of GND (7)"
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