Henry I Sinclair, Earl of Orkney

Scottish and Norwegian nobleman
Person human Q1233728
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Henry I Sinclair, Earl of Orkney

Summary

Henry I Sinclair, Earl of Orkney is a human[1]. He was born on 1345[2]. He passed away in Orkney Islands[3]. He died on 1400[4]. He worked as an explorer[5]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (174 views/month, #7,181 of 1,000,298).[6]

Key Facts

  • Henry I Sinclair, Earl of Orkney passed away in Orkney Islands[3].
  • Henry I Sinclair, Earl of Orkney was born on 1345[2].
  • Henry I Sinclair, Earl of Orkney died on 1400[4].
  • Henry I Sinclair, Earl of Orkney's father was William St Clair, 8th Baron of Roslin[7].
  • Henry I Sinclair, Earl of Orkney's mother was Isabel of Strathearn[8].
  • Among Henry I Sinclair, Earl of Orkney's spouses was Jane Halyburton[9].
  • A child of Henry I Sinclair, Earl of Orkney was Henry II Sinclair[10].
  • A child of Henry I Sinclair, Earl of Orkney was Jean Sinclair[11].
  • A child of Henry I Sinclair, Earl of Orkney was Beatrice Sinclair[12].
  • A child of Henry I Sinclair, Earl of Orkney was Elizabeth Sinclair[13].
  • A child of Henry I Sinclair, Earl of Orkney was Margaret Sinclair[14].
  • A child of Henry I Sinclair, Earl of Orkney was Helen Sinclair[15].
  • Henry I Sinclair, Earl of Orkney held citizenship in Norway[16].
  • Henry I Sinclair, Earl of Orkney's professions included explorer[5].
  • Henry I Sinclair, Earl of Orkney is recorded as male[17].
  • Henry I Sinclair, Earl of Orkney's instance of is recorded as human[18].
  • Henry I Sinclair, Earl of Orkney's noble title is recorded as count[19].
  • Henry I Sinclair, Earl of Orkney's noble title is recorded as Baron of Roslin[20].
  • Henry I Sinclair, Earl of Orkney's family name is recorded as Sinclair[21].
  • Henry I Sinclair, Earl of Orkney's given name is recorded as Henry[22].
  • Henry I Sinclair, Earl of Orkney's described by source is recorded as Dictionary of National Biography, 1885–1900[23].
  • Henry I Sinclair, Earl of Orkney's languages spoken, written or signed is recorded as Norwegian[24].

Body

Origins and Family

Henry I Sinclair, Earl of Orkney was born on 1345[2]. His father was William St Clair, 8th Baron of Roslin[7]. His mother was Isabel of Strathearn[8].

Career and Affiliations

Henry I Sinclair, Earl of Orkney's professions included explorer[5].

Personal Life

Henry I Sinclair, Earl of Orkney was married to Jane Halyburton[9]. Children include Henry II Sinclair[10], an aristocrat[25], 1375–1420[26]; Jean Sinclair[11]; Beatrice Sinclair[12], b. 1394[27]; Elizabeth Sinclair[13], b. 1363[28]; Margaret Sinclair[14]; and Helen Sinclair[15].

Death and Burial

Henry I Sinclair, Earl of Orkney died on 1400[4]. He passed away in Orkney Islands[3].

Why It Matters

Henry I Sinclair, Earl of Orkney ranks in the top 0.72% of human entities by monthly Wikipedia readership (174 views/month, #7,181 of 1,000,298).[6] He has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[29] He is known by 10 alternative names across languages and contexts.[30]

FAQs

Where did Henry I Sinclair, Earl of Orkney die?

Henry I Sinclair, Earl of Orkney passed away in Orkney Islands[3].

Who were Henry I Sinclair, Earl of Orkney's parents?

Henry I Sinclair, Earl of Orkney's father was William St Clair, 8th Baron of Roslin[7]. Henry I Sinclair, Earl of Orkney's mother was Isabel of Strathearn[8].

Who was Henry I Sinclair, Earl of Orkney married to?

Henry I Sinclair, Earl of Orkney's spouses include Jane Halyburton[9].

What did Henry I Sinclair, Earl of Orkney do for work?

Henry I Sinclair, Earl of Orkney worked as explorer[5].

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [17] . Integrated Authority File. Retrieved . wikidata.org.
  3. [7] . The Peerage. wikidata.org.
  4. [8] . The Peerage. wikidata.org.
  5. [9] . Retrieved . wikidata.org.
  6. [16] . wikidata.org.
  7. [18] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . The Peerage. wikidata.org.
  10. [12] . The Peerage. wikidata.org.
  11. [13] . The Peerage. wikidata.org.
  12. [14] . The Peerage. wikidata.org.
  13. [15] . The Peerage. wikidata.org.
  14. [19] . wikidata.org.
  15. [20] . wikidata.org.
  16. [5] . wikidata.org.
  17. [2] . wikidata.org.
  18. [4] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.

Inline context (facts about related entities)

  1. [25] . Wikidata. wikidata.org. → on this site
  2. [26] . Wikidata. wikidata.org. → on this site
  3. [27] . Wikidata. wikidata.org. → on this site
  4. [28] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [6] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [29] . Wikidata sitelinks. wikidata.org.
  3. [30] . 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). Henry I Sinclair, Earl of Orkney. Retrieved April 10, 2026, from https://4ort.xyz/entity/henry-i-sinclair-earl-of-orkney
MLA “Henry I Sinclair, Earl of Orkney.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/henry-i-sinclair-earl-of-orkney.
BibTeX @misc{4ortxyz_henry-i-sinclair-earl-of-orkney_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Henry I Sinclair, Earl of Orkney}}, year = {2026}, url = {https://4ort.xyz/entity/henry-i-sinclair-earl-of-orkney}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Henry I Sinclair, Earl of Orkney — https://4ort.xyz/entity/henry-i-sinclair-earl-of-orkney (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/henry-i-sinclair-earl-of-orkney · 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. 7w ago · Epìdosis · 2026-05-11 view diff on Wikidata ↗
    Aliases
    Country of citizenship Norway
    Given name Henry
    Instance of
    + 15 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30842|batch #30842]]: match CERL IDs on the basis of GND (1)"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.