Felix Hausdorff

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

Felix Hausdorff was born on November 8, 1868[1], in Wrocław[2]. He died on January 26, 1942[3], in Bonn[4]. He worked as a mathematician[5], writer[6], topologist[7], university teacher[8], and astronomer[9]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (1,730 views/month, #7,178 of 1,000,298).[10]

Key Facts

  • Place of burial: Poppelsdorf Cemetery[11]
  • Spouse: Charlotte Hausdorff[12]
  • Child: Lenore König[13]
  • Country of citizenship: German Reich[14]
  • Ethnic group: Jewish people[15]
  • Field of work: topology[16]
  • Employer: University of Bonn[17], Leipzig University[18], University of Greifswald[19]
  • Educated at: Leipzig University[20], Alte Nikolaischule (Leipzig)[21]
  • Doctoral advisor: Heinrich Bruns[22], Christian Gustav Adolph Mayer[23]
  • Notable work: Hausdorff space[24], Hausdorff dimension[25], Hausdorff maximal principle[26], Baker–Campbell–Hausdorff formula[27], Hausdorff distance[28], Hausdorff measure[29], Hausdorff paradox[30], Gromov–Hausdorff convergence[31], Hausdorff–Young inequality[32], Hausdorff density[33], Hausdorff gap[34], Hausdorff moment problem[35], Hausdorff completion[36], Sant’ Ilario — Gedanken aus der Landschaft Zarathustras. Verlag C.G.Naumann, Leipzig 1897. [H 1897b][37]
  • Member of: Saxon Academy of Sciences and Humanities[38]
  • Sex or gender: male[39]
  • Doctoral student: Franz Hallenbach[40], Karl Bögel[41], Gustav Steinbach[42]
  • Commons category: Felix Hausdorff[43]
  • Archives at: University and State Library Bonn[44]
  • Family name: Hausdorff[45]
  • Given name: Felix[46]
  • Pseudonym: Paul Mongré[47]
  • Topic's main category: Category:Felix Hausdorff[48]
  • Work location: Bonn[49], Leipzig[50]
  • Academic thesis: Q63954619[51]
  • Relative: Arthur König[52]
  • Manner of death: suicide[53]

Body

Works and Contributions

Things named for Felix Hausdorff include Hausdorff dimension[54], an invariant[55]; Baker–Campbell–Hausdorff formula[56], a theorem[57]; Hausdorff space[58]; Hausdorff distance[59], a metric function[60]; Hausdorff measure[61]; Gromov–Hausdorff convergence[62], a theorem[63]; Hausdorff maximal principle[64], a proposition[65]; and Hausdorff paradox[66].

Why It Matters

Felix Hausdorff has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[67] He is known by 31 alternative names across languages and contexts.[68]

Works attributed to him include Grundzüge der Mengenlehre[69], a written work[70]. Entities named for him include Hausdorff dimension[54], an invariant[55]; Baker–Campbell–Hausdorff formula[56], a theorem[57]; Hausdorff space[58]; Hausdorff distance[59], a metric function[60]; Hausdorff measure[61]; and Gromov–Hausdorff convergence[62], a theorem[63].

FAQs

Where was Felix Hausdorff born?

Felix Hausdorff's place of birth was Wrocław[2].

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[12].

What did Felix Hausdorff do for work?

Felix Hausdorff worked as a mathematician[5], writer[6], topologist[7], university teacher[8], and astronomer[9].

Where did Felix Hausdorff go to school?

Felix Hausdorff was educated at Leipzig University[20] and Alte Nikolaischule (Leipzig)[21].

References

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

Direct Wikidata claims

  1. [2] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  2. [4] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  3. [39] ↑ . BnF authorities. Retrieved . wikidata.org.
  4. [12] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  5. [14] ↑ . wikidata.org.
  6. [13] ↑ . wikidata.org.
  7. [20] ↑ . MacTutor History of Mathematics archive. google.cat. Provenance: wikidata.org.
  8. [21] ↑ . google.cat. google.cat. Provenance: wikidata.org.
  9. [16] ↑ . wikidata.org.
  10. [5] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  11. [6] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  12. [7] ↑ . wikidata.org.
  13. [8] ↑ . wikidata.org.
  14. [9] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  15. [17] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  16. [18] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  17. [19] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  18. [11] ↑ . Find a Grave. wikidata.org.
  19. [15] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . Mathematics Genealogy Project. wikidata.org.
  22. [40] ↑ . Mathematics Genealogy Project. wikidata.org.
  23. [41] ↑ . Mathematics Genealogy Project. wikidata.org.
  24. [42] ↑ . Mathematics Genealogy Project. wikidata.org.
  25. [43] ↑ . wikidata.org.
  26. [38] ↑ . wikidata.org.
  27. [44] ↑ . kalliope-verbund.info. kalliope-verbund.info. Provenance: wikidata.org.
  28. [1] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  29. [3] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  30. [45] ↑ . wikidata.org.
  31. [46] ↑ . wikidata.org.
  32. [47] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  33. [24] ↑ . wikidata.org.
  34. [25] ↑ . wikidata.org.
  35. [26] ↑ . wikidata.org.
  36. [27] ↑ . wikidata.org.
  37. [28] ↑ . wikidata.org.
  38. [29] ↑ . wikidata.org.
  39. [30] ↑ . wikidata.org.
  40. [31] ↑ . wikidata.org.
  41. [32] ↑ . wikidata.org.
  42. [33] ↑ . wikidata.org.
  43. [34] ↑ . wikidata.org.
  44. [35] ↑ . wikidata.org.
  45. [36] ↑ . wikidata.org.
  46. [37] ↑ . wikidata.org.
  47. [48] ↑ . wikidata.org.
  48. [49] ↑ . wikidata.org.
  49. [50] ↑ . wikidata.org.
  50. [51] ↑ . Mathematics Genealogy Project. wikidata.org.
  51. [52] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  52. [53] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [69] ↑ . wikidata.org. → on this site
  2. [54] ↑ . wikidata.org. → on this site
  3. [56] ↑ . wikidata.org. → on this site
  4. [58] ↑ . wikidata.org. → on this site
  5. [59] ↑ . wikidata.org. → on this site
  6. [61] ↑ . wikidata.org. → on this site
  7. [62] ↑ . wikidata.org. → on this site
  8. [64] ↑ . wikidata.org. → on this site
  9. [66] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [70] ↑ . Wikidata. wikidata.org. → on this site
  2. [55] ↑ . Wikidata. wikidata.org. → on this site
  3. [57] ↑ . Wikidata. wikidata.org. → on this site
  4. [60] ↑ . Wikidata. wikidata.org. → on this site
  5. [63] ↑ . Wikidata. wikidata.org. → on this site
  6. [65] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [10] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [67] ↑ . Wikidata sitelinks. wikidata.org.
  3. [68] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Felix Hausdorff. Retrieved October 17, 2026, from https://4ort.xyz/entity/felix-hausdorff
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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. 1d ago · OKA bot bot · 2026-10-17 view diff on Wikidata ↗
    Claims rich → —
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  2. 15d ago · Printstream · 2026-10-03 view diff on Wikidata ↗
    P14928 → awo
    Wikipedia languages → ['ar', 'arz', 'az', 'azb', 'bg', 'ca', 'cs', 'cv', 'da', 'de', 'el', 'en', 'es',
    Claims rich → —
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  3. 25d ago · Printstream · 2026-09-23 view diff on Wikidata ↗
    Sächsische biografie (gnd) id → 24629
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  4. 26d 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 Nacsis-cat author id ([[:toollabs:editgroups/b/OR/bd60316f76e|details]])"
  5. 5w ago · Printstream · 2026-09-11 view diff on Wikidata ↗
    Sächsische biografie (gnd) id → 24629
    "/* wbcreateclaim-create:1| */ Sächsische biografie (gnd) id: 118709151, [[:toollabs:quickstatements/#/batch/273169|batch #273169]]"
  6. 6w 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 */ Relative: Arthur König"
  7. 6w ago · Ferran Mir · 2026-08-31 view diff on Wikidata ↗
    Notable work → Hausdorff space, Hausdorff dimension, Hausdorff maximal principle +13
    "/* wbsetclaim-update:2||1 */ Employer: Leipzig University"
  8. 6w ago · Ferran Mir · 2026-08-31 view diff on Wikidata ↗
    Notable work → Hausdorff space, Hausdorff dimension, Hausdorff maximal principle +13
    "/* wbsetclaim-create:2||1 */ Notable work: Grundzüge der Mengenlehre"
  9. 7w 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 */ Notable work: Sant’ Ilario — Gedanken aus der Landschaft Zarathustras. Verlag C.G.Naumann, Leipzig 1897. [H 1897b]"
  10. 16w ago · Printstream · 2026-06-26 view diff on Wikidata ↗
    P14536 → 408512
    "/* wbcreateclaim-create:1| */ P14536: 408512, #quickstatements; #temporary_batch_1782462304762"
  11. 19w 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 */ Bibsys id: 90727674, Added with [[User:Bargioni/moreIdentifiers|moreIdentifiers]]"
  12. 21w 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)"
  13. 22w 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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