Home › Entities › human › Leon Zamenhof

Leon Zamenhof

Polish physiologist and Esperantist (1875-1934)
Person human Q3889710

Facts

24 properties
Instance of
human
Sex or gender
male[23]
Date of birth
October 31, 1875
Date of death
February 7, 1934
Place of birth
Warsaw
Place of death
Warsaw
Country of citizenship
Poland, Russian Empire[16][17]
Occupation
otolaryngologist, Esperantist, editor-in-chief, laryngologist, translator
Field of work
otolaryngology, Esperanto, translation[18][19][20]
Educated at
University of Warsaw[21]
Father
Markus Zamenhof[11]
Mother
Rozalia Zamenhof[12]
Spouse
Leokadia Zamenhof[13]
Child
Wikidata item, Wikidata item[14][15]
Sibling
Ida Zamenhof, Fani Pikover, Mina Zamenhof, L. L. Zamenhof, Hersz Zamenhof, Felix Zamenhof, Henryk Zamenhof, Aleksander Zamenhof, Sora Dwora Zamenhof, Aŭgusta Hermelin[33][34][35][36][37][38][39][40][41][42]
Languages spoken, written or signed
Esperanto, Polish[31][32]
Date of burial or cremation
February 9, 1934[43]
Family
Zamenhof family[24]
Family name
Zamenhof[26]
Given name
Leon[27]
Member of
Esperanto Language Committee[22]
Participated in conflict
Russo-Japanese War[25]
Place of burial
Okopowa Street Jewish Cemetery[10]
Pseudonym
Lozo, LoZo, Elzet, Zetel[28][29][30]
🏷️ Also known as
en Leon Zamenhof ar ليون زامنهوف cs Leono Zamenhof it Leone Zamenhof pl Lozo pl Elzet pl LoZo pl Zetel ru Заменгоф, Леон Маркович ru Леон Заменгоф ru Леон Маркович Заменгоф
🔖 Identifiers · 20
ISNI
0000000109493954
VIAF cluster ID
3515967
Library of Congress authority ID
nb2016025844
GND ID
128125225
Image (Wikimedia Commons)
Leon Zamenhof.jpg ↗
Bibliothèque nationale de France ID
15525256h
CERL Thesaurus ID
cnp01393469
Dezède person ID
40153
Esperantist ID
7014
Geni.com profile ID
6000000023403592309
Google Knowledge Graph ID
/g/1213_djc
IdRef ID
187422095
Show all 20 identifiers +8
NL CR AUT ID
mzk20241237165
NUKAT ID
n2008055802
National Library of Poland MMS ID
9810702888105606
Nationale Thesaurus voor Auteursnamen ID
069884781
Project Gutenberg author ID
43423
SBN author ID
BMCV000811
WikiTree person ID
Zamenhof-11
WorldCat Entities ID
E39PBJdRvvVcWJb8kgxVXpRBT3

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Occupation 4
translator, editor-in-chief, Esperantist, otolaryngologist
Field of work 3
Esperanto, translation, otolaryngology
Country of citizenship 2
Poland, Russian Empire
Languages spoken, written or signed 2
Esperanto, Polish
Sibling 2
L. L. Zamenhof, Felix Zamenhof
Siblings 2
L. L. Zamenhof, Felix Zamenhof
Educated at 1
University of Warsaw
Father 1
Markus Zamenhof
Given name 1
Leon
Instance of 1
human
Member of 1
Esperanto Language Committee
Parent of 1
Markus Zamenhof
Participated in conflict 1
Russo-Japanese War
Place of birth 1
Warsaw
Place of burial 1
Okopowa Street Jewish Cemetery
Place of death 1
Warsaw
Sex or gender 1
male
← Editor-in-chief 1
Pola Esperantisto
Press Enter · cited answer in seconds

Summary

Leon Zamenhof was born on October 31, 1875[1], in Warsaw[2]. He died on February 7, 1934[3], in Warsaw[4]. He worked as an otolaryngologist[5], Esperantist[6], editor-in-chief[7], laryngologist[8], and translator[9].

FAQs

Where was Leon Zamenhof born?

Leon Zamenhof's place of birth was Warsaw[2].

Where did Leon Zamenhof die?

Leon Zamenhof died in Warsaw[4].

Who were Leon Zamenhof's parents?

Leon Zamenhof's father was Markus Zamenhof[11]. Leon Zamenhof's mother was Rozalia Zamenhof[12].

Who was Leon Zamenhof married to?

Leon Zamenhof's spouses include Leokadia Zamenhof[13].

What did Leon Zamenhof do for work?

Leon Zamenhof worked as an otolaryngologist[5], Esperantist[6], editor-in-chief[7], laryngologist[8], and translator[9].

Where did Leon Zamenhof go to school?

Leon Zamenhof was educated at University of Warsaw[21].

Related Entities

L. L. Zamenhof otolaryngology Poland Russian Empire University of Warsaw

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. [23] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [12] ↑ . wikidata.org.
  6. [13] ↑ . Pola Esperantisto. anno.onb.ac.at. Provenance: wikidata.org.
  7. [16] ↑ . wikidata.org.
  8. [17] ↑ . wikidata.org.
  9. [14] ↑ . wikidata.org.
  10. [15] ↑ . wikidata.org.
  11. [24] ↑ . wikidata.org.
  12. [21] ↑ . wikidata.org.
  13. [18] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  14. [19] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  15. [20] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  16. [5] ↑ . wikidata.org.
  17. [6] ↑ . Encyclopedia of Esperanto. wikidata.org.
  18. [7] ↑ . Encyclopedia of Esperanto. wikidata.org.
  19. [8] ↑ . wikidata.org.
  20. [9] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  21. [10] ↑ . wikidata.org.
  22. [22] ↑ . wikidata.org.
  23. [1] ↑ . wikidata.org.
  24. [3] ↑ . wikidata.org.
  25. [25] ↑ . wikidata.org.
  26. [26] ↑ . wikidata.org.
  27. [27] ↑ . wikidata.org.
  28. [28] ↑ . wikidata.org.
  29. [29] ↑ . wikidata.org.
  30. [30] ↑ . wikidata.org.
  31. [31] ↑ . wikidata.org.
  32. [32] ↑ . Czech National Authority Database. Retrieved . wikidata.org.
  33. [33] ↑ . wikidata.org.
  34. [34] ↑ . wikidata.org.
  35. [35] ↑ . wikidata.org.
  36. [36] ↑ . wikidata.org.
  37. [37] ↑ . wikidata.org.
  38. [38] ↑ . wikidata.org.
  39. [39] ↑ . wikidata.org.
  40. [40] ↑ . wikidata.org.
  41. [41] ↑ . wikidata.org.
  42. [42] ↑ . wikidata.org.
  43. [43] ↑ . Pola Esperantisto. anno.onb.ac.at. Provenance: 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). Leon Zamenhof. Retrieved November 4, 2026, from https://4ort.xyz/entity/leon-zamenhof
MLA “Leon Zamenhof.” 4ort.xyz Knowledge Graph, 4ort.xyz, 4 Nov. 2026, https://4ort.xyz/entity/leon-zamenhof.
BibTeX @misc{4ortxyz_leon-zamenhof_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leon Zamenhof}}, year = {2026}, url = {https://4ort.xyz/entity/leon-zamenhof}, note = {Accessed: 2026-11-04}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Leon Zamenhof — https://4ort.xyz/entity/leon-zamenhof (retrieved 2026-11-04)

Canonical URL: https://4ort.xyz/entity/leon-zamenhof · 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. 25w ago · Epìdosis · 2026-05-12 view diff on Wikidata ↗
    Child → Wikidata item, Wikidata item
    Member of → —
    Father → Markus Zamenhof
    Participated in conflict → Russo-Japanese War
    + 25 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30848|batch #30848]]: match CERL IDs on the basis of GND (5)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.