Leszek II the Black

High Duke of Poland
Person human Q53994
Leszek II the Black
Jan Matejko · Public Domain · Wikimedia
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Leszek II the Black

Summary

Leszek II the Black is a human[1]. He was born in Brześć Kujawski[2]. He was born on +1241-01-01T00:00:00Z[3]. He passed away in Kraków[4]. He died on +1288-09-30T00:00:00Z[5]. He worked as a sovereign[6]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (68 views/month, #7,240 of 1,000,298).[7]

Key Facts

  • Leszek II the Black's place of birth was Brześć Kujawski[2].
  • Leszek II the Black died in Kraków[4].
  • Leszek II the Black was born on +1241-01-01T00:00:00Z[3].
  • Leszek II the Black died on +1288-09-30T00:00:00Z[5].
  • Leszek II the Black died on +1288-00-00T00:00:00Z[8].
  • Leszek II the Black's father was Casimir I of Kuyavia[9].
  • Leszek II the Black's mother was Constance of Wrocław[10].
  • Leszek II the Black was married to Gryfina of Halych[11].
  • Leszek II the Black held citizenship in Poland[12].
  • Leszek II the Black's professions included sovereign[6].
  • Leszek II the Black held the position of King of Poland[13].
  • Leszek II the Black's image is recorded as Leszek Czarny (76844125) (cropped).jpg[14].
  • Leszek II the Black is recorded as male[15].
  • Leszek II the Black's instance of is recorded as human[16].
  • Leszek II the Black's family is recorded as Piast dynasty[17].
  • Leszek II the Black's family is recorded as Piasts of Kuyavia[18].
  • Leszek II the Black's noble title is recorded as duke[19].
  • Leszek II the Black's ISNI is recorded as 0000000014479383[20].
  • Leszek II the Black's VIAF cluster ID is recorded as 60005504[21].
  • Leszek II the Black's GND ID is recorded as 124003087[22].
  • Leszek II the Black's IdRef ID is recorded as 130636843[23].
  • Leszek II the Black's Commons category is recorded as Leszek II of Poland[24].
  • Leszek II the Black's Freebase ID is recorded as /m/020ww4[25].
  • Leszek II the Black's given name is recorded as Leszek[26].
  • Leszek II the Black's Rodovid ID is recorded as 280723[27].

Body

Origins and Family

Born in Brześć Kujawski[2], Leszek II the Black… he was born on +1241-01-01T00:00:00Z[3]. His father was Casimir I of Kuyavia[9]. His mother was Constance of Wrocław[10].

Career and Affiliations

Leszek II the Black's professions included sovereign[6]. He held the position of King of Poland[13].

Personal Life

Among Leszek II the Black's spouses was Gryfina of Halych[11].

Death and Burial

Recorded date of death include +1288-09-30T00:00:00Z[5] and +1288-00-00T00:00:00Z[8]. Leszek II the Black passed away in Kraków[4].

Why It Matters

Leszek II the Black ranks in the top 0.72% of human entities by monthly Wikipedia readership (68 views/month, #7,240 of 1,000,298).[7] He has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[28] He is known by 5 alternative names across languages and contexts.[29]

FAQs

Where was Leszek II the Black born?

Leszek II the Black was born in Brześć Kujawski[2].

Where did Leszek II the Black die?

Leszek II the Black died in Kraków[4].

Who were Leszek II the Black's parents?

Leszek II the Black's father was Casimir I of Kuyavia[9]. Leszek II the Black's mother was Constance of Wrocław[10].

Who was Leszek II the Black married to?

Leszek II the Black's spouses include Gryfina of Halych[11].

What did Leszek II the Black do for work?

Leszek II the Black worked as sovereign[6].

References

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

Direct Wikidata claims

  1. [14] . wikidata.org.
  2. [2] . wikidata.org.
  3. [4] . wikidata.org.
  4. [15] . The Peerage. wikidata.org.
  5. [9] . The Peerage. wikidata.org.
  6. [10] . The Peerage. wikidata.org.
  7. [11] . Retrieved . wikidata.org.
  8. [12] . Q24458822. wikidata.org.
  9. [16] . Q24458822. wikidata.org.
  10. [13] . wikidata.org.
  11. [17] . wikidata.org.
  12. [18] . wikidata.org.
  13. [19] . wikidata.org.
  14. [6] . wikidata.org.
  15. [20] . wikidata.org.
  16. [21] . Virtual International Authority File. Retrieved . wikidata.org.
  17. [22] . wikidata.org.
  18. [23] . Virtual International Authority File. Retrieved . wikidata.org.
  19. [24] . wikidata.org.
  20. [3] . wikidata.org.
  21. [5] . wikidata.org.
  22. [8] . Q24458822. wikidata.org.
  23. [25] . Freebase Data Dumps. wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). Leszek II the Black. Retrieved April 10, 2026, from https://4ort.xyz/entity/leszek-ii-the-black
MLA “Leszek II the Black.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/leszek-ii-the-black.
BibTeX @misc{4ortxyz_leszek-ii-the-black_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Leszek II the Black}}, year = {2026}, url = {https://4ort.xyz/entity/leszek-ii-the-black}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Leszek II the Black — https://4ort.xyz/entity/leszek-ii-the-black (retrieved 2026-04-10)

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