Leo Polak

Dutch philosopher and university professor (1880–1941)
Person human Q1818707
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Leo Polak

Summary

Leo Polak is a human[1]. Born in Steenwijk[2], he… he was born on January 6, 1880[3]. He passed away in Sachsenhausen concentration camp[4]. He died on December 9, 1941[5]. He worked as a philosopher[6], university teacher[7], and jurist[8].

Key Facts

  • Leo Polak's place of birth was Steenwijk[2].
  • Leo Polak passed away in Sachsenhausen concentration camp[4].
  • Leo Polak was born on January 6, 1880[3].
  • Leo Polak died on December 9, 1941[5].
  • Among Leo Polak's spouses was Henriette Antoinette Polak-Schwarz[9].
  • Leo Polak held citizenship in Kingdom of the Netherlands[10].
  • Dutch was Leo Polak's native language[11].
  • Leo Polak worked as a philosopher[6].
  • Leo Polak's professions included university teacher[7].
  • Leo Polak worked as a jurist[8].
  • Leo Polak's field of work was philosophy of law[12].
  • Leo Polak's field of work was ethics[13].
  • Leo Polak's field of work was sexual ethics[14].
  • Among Leo Polak's employers was University of Groningen[15].
  • Among Leo Polak's employers was Leiden University[16].
  • Among Leo Polak's employers was Leiden University[17].
  • Among Leo Polak's employers was University of Groningen[18].
  • Leo Polak is recorded as male[19].
  • Leo Polak's instance of is recorded as human[20].
  • Leo Polak's Commons category is recorded as Leo Polak[21].
  • Leo Polak's archives at is recorded as Allard Pierson[22].
  • Leo Polak's family name is recorded as Polak[23].
  • Leo Polak's given name is recorded as Leo[24].
  • Leo Polak's given name is recorded as Leonard[25].
  • Leo Polak's languages spoken, written or signed is recorded as Dutch[26].

Body

Origins and Family

Leo Polak was born in Steenwijk[2]. He was born on January 6, 1880[3]. Dutch was his native language[11].

Career and Affiliations

Recorded occupations include philosopher[6], university teacher[7], and jurist[8]. Fields of work include philosophy of law[12], a branch of philosophy[27]; ethics[13], a branch of philosophy[28]; and sexual ethics[14], an academic discipline[29]. Employers include University of Groningen[15], a public research university[30], in Netherlands[31], founded in 1614[32], headquartered in Groningen[33] and Leiden University[16], a university[34], in Netherlands[35], founded in 1575[36], headquartered in Leiden[37].

Personal Life

Leo Polak was married to Henriette Antoinette Polak-Schwarz[9].

Death and Burial

Leo Polak died on December 9, 1941[5]. He passed away in Sachsenhausen concentration camp[4].

FAQs

Where was Leo Polak born?

Born in Steenwijk[2], Leo Polak…

Where did Leo Polak die?

Leo Polak passed away in Sachsenhausen concentration camp[4].

Who was Leo Polak married to?

Leo Polak's spouses include Henriette Antoinette Polak-Schwarz[9].

What did Leo Polak do for work?

Leo Polak worked as philosopher[6], university teacher[7], and jurist[8].

References

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

Direct Wikidata claims

  1. [2] . Catalogus Professorum Academiae Groninganae. Retrieved . wikidata.org.
  2. [4] . Catalogus Professorum Academiae Groninganae. Retrieved . wikidata.org.
  3. [19] . Leidse Hoogleraren. Retrieved . wikidata.org.
  4. [9] . wikidata.org.
  5. [10] . Leidse Hoogleraren. Retrieved . wikidata.org.
  6. [20] . wikidata.org.
  7. [12] . Czech National Authority Database. Retrieved . wikidata.org.
  8. [13] . Czech National Authority Database. Retrieved . wikidata.org.
  9. [14] . Czech National Authority Database. Retrieved . wikidata.org.
  10. [11] . wikidata.org.
  11. [6] . wikidata.org.
  12. [7] . Leidse Hoogleraren. Retrieved . wikidata.org.
  13. [8] . Czech National Authority Database. Retrieved . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . Leidse Hoogleraren. Retrieved . wikidata.org.
  17. [18] . Catalogus Professorum Academiae Groninganae. Retrieved . wikidata.org.
  18. [21] . wikidata.org.
  19. [22] . pid.uba.uva.nl. Retrieved . pid.uba.uva.nl. Provenance: wikidata.org.
  20. [3] . Integrated Authority File. Retrieved . wikidata.org.
  21. [5] . Integrated Authority File. Retrieved . wikidata.org.
  22. [23] . Leidse Hoogleraren. Retrieved . wikidata.org.
  23. [24] . wikidata.org.
  24. [25] . Leidse Hoogleraren. Retrieved . wikidata.org.
  25. [26] . wikidata.org.

Inline context (facts about related entities)

  1. [27] . Wikidata. wikidata.org. → on this site
  2. [28] . Wikidata. wikidata.org. → on this site
  3. [29] . Wikidata. wikidata.org. → on this site
  4. [30] . Wikidata. wikidata.org. → on this site
  5. [31] . Wikidata. wikidata.org. → on this site
  6. [32] . Wikidata. wikidata.org. → on this site
  7. [33] . Wikidata. wikidata.org. → on this site
  8. [34] . Wikidata. wikidata.org. → on this site
  9. [35] . Wikidata. wikidata.org. → on this site
  10. [36] . Wikidata. wikidata.org. → on this site
  11. [37] . Wikidata. wikidata.org. → on this site

Class ancestry

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

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APA 4ort.xyz Knowledge Graph. (2026). Leo Polak. Retrieved May 3, 2026, from https://4ort.xyz/entity/leo-polak
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BibTeX @misc{4ortxyz_leo-polak_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leo Polak}}, year = {2026}, url = {https://4ort.xyz/entity/leo-polak}, note = {Accessed: 2026-05-03}}
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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. 20d ago · Epìdosis · 2026-05-19 view diff on Wikidata ↗
    Place of birth Steenwijk
    Library of congress authority id no00042902
    Google knowledge graph id /g/1224mzhy
    Date of birth +1880-01-06T00:00:00Z
    + 50 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32074|batch #32074]]: import P21 and P106 from GND (21)"
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