William Forbes-Sempill, 19th Lord Sempill

British spy for Japan
Person human Q4745533
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William Forbes-Sempill, 19th Lord Sempill

Summary

William Forbes-Sempill, 19th Lord Sempill is a human[1]. His place of birth was Craigievar Castle[2]. He was born on +1893-09-24T00:00:00Z[3]. He died in Edinburgh[4]. He died on +1965-12-30T00:00:00Z[5]. He worked as a military flight engineer[6], engineer[7], and spy[8]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (41 views/month, #7,260 of 1,000,298).[9]

Key Facts

  • William Forbes-Sempill, 19th Lord Sempill's place of birth was Craigievar Castle[2].
  • William Forbes-Sempill, 19th Lord Sempill died in Edinburgh[4].
  • William Forbes-Sempill, 19th Lord Sempill was born on +1893-09-24T00:00:00Z[3].
  • William Forbes-Sempill, 19th Lord Sempill died on +1965-12-30T00:00:00Z[5].
  • William Forbes-Sempill, 19th Lord Sempill's father was John Forbes-Sempill, 18th Lord Sempill[10].
  • William Forbes-Sempill, 19th Lord Sempill's mother was Gwendolen Emily Mary Prodgers[11].
  • Among William Forbes-Sempill, 19th Lord Sempill's spouses was Eileen Marion Lavery[12].
  • Among William Forbes-Sempill, 19th Lord Sempill's spouses was Cecilia Alice Dunbar-Kilburn[13].
  • A child of William Forbes-Sempill, 19th Lord Sempill was Ann Forbes-Sempill, 20th Lady Sempill[14].
  • A child of William Forbes-Sempill, 19th Lord Sempill was June Mary Forbes-Sempill[15].
  • A child of William Forbes-Sempill, 19th Lord Sempill was Janet Cecilia Forbes-Sempill[16].
  • A child of William Forbes-Sempill, 19th Lord Sempill was Kirstine Elizabeth Forbes-Sempill[17].
  • A child of William Forbes-Sempill, 19th Lord Sempill was Brigid Gabriel Forbes-Sempill[18].
  • William Forbes-Sempill, 19th Lord Sempill held citizenship in United Kingdom[19].
  • William Forbes-Sempill, 19th Lord Sempill held citizenship in United Kingdom of Great Britain and Ireland[20].
  • William Forbes-Sempill, 19th Lord Sempill's professions included military flight engineer[6].
  • William Forbes-Sempill, 19th Lord Sempill's professions included engineer[7].
  • William Forbes-Sempill, 19th Lord Sempill worked as a spy[8].
  • William Forbes-Sempill, 19th Lord Sempill held the position of member of the House of Lords[21].
  • William Forbes-Sempill, 19th Lord Sempill was educated at Eton College[22].
  • William Forbes-Sempill, 19th Lord Sempill received the Air Force Cross[23].
  • William Forbes-Sempill, 19th Lord Sempill was a member of Gorsedh Kernow[24].
  • William Forbes-Sempill, 19th Lord Sempill's image is recorded as SempillMission.jpg[25].
  • William Forbes-Sempill, 19th Lord Sempill is recorded as male[26].
  • William Forbes-Sempill, 19th Lord Sempill's instance of is recorded as human[27].

Body

Origins and Family

William Forbes-Sempill, 19th Lord Sempill was born in Craigievar Castle[2]. He was born on +1893-09-24T00:00:00Z[3]. His father was John Forbes-Sempill, 18th Lord Sempill[10]. His mother was Gwendolen Emily Mary Prodgers[11].

Education

William Forbes-Sempill, 19th Lord Sempill's education included a stint at Eton College[22].

Career and Affiliations

Recorded occupations include military flight engineer[6], engineer[7], and spy[8]. William Forbes-Sempill, 19th Lord Sempill held the position of member of the House of Lords[21].

Recognition

William Forbes-Sempill, 19th Lord Sempill received the Air Force Cross[23].

Personal Life

Spouses include Eileen Marion Lavery[12], 1890–1935[28] and Cecilia Alice Dunbar-Kilburn[13]. Children include Ann Forbes-Sempill, 20th Lady Sempill[14], a politician[29], 1920–1995[30], of United Kingdom[31]; June Mary Forbes-Sempill[15], 1922–1941[32]; Janet Cecilia Forbes-Sempill[16]; Kirstine Elizabeth Forbes-Sempill[17]; and Brigid Gabriel Forbes-Sempill[18], b. 1945[33].

Death and Burial

William Forbes-Sempill, 19th Lord Sempill died on +1965-12-30T00:00:00Z[5]. He passed away in Edinburgh[4].

Why It Matters

William Forbes-Sempill, 19th Lord Sempill ranks in the top 0.73% of human entities by monthly Wikipedia readership (41 views/month, #7,260 of 1,000,298).[9]

FAQs

Where was William Forbes-Sempill, 19th Lord Sempill born?

Born in Craigievar Castle[2], William Forbes-Sempill, 19th Lord Sempill…

Where did William Forbes-Sempill, 19th Lord Sempill die?

William Forbes-Sempill, 19th Lord Sempill died in Edinburgh[4].

Who were William Forbes-Sempill, 19th Lord Sempill's parents?

William Forbes-Sempill, 19th Lord Sempill's father was John Forbes-Sempill, 18th Lord Sempill[10]. William Forbes-Sempill, 19th Lord Sempill's mother was Gwendolen Emily Mary Prodgers[11].

Who was William Forbes-Sempill, 19th Lord Sempill married to?

William Forbes-Sempill, 19th Lord Sempill's spouses include Eileen Marion Lavery[12] and Cecilia Alice Dunbar-Kilburn[13].

What did William Forbes-Sempill, 19th Lord Sempill do for work?

William Forbes-Sempill, 19th Lord Sempill worked as military flight engineer[6], engineer[7], and spy[8].

Where did William Forbes-Sempill, 19th Lord Sempill go to school?

William Forbes-Sempill, 19th Lord Sempill was educated at Eton College[22].

What awards did William Forbes-Sempill, 19th Lord Sempill receive?

Honors received include Air Force Cross[23].

References

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

Direct Wikidata claims

  1. [25] . wikidata.org.
  2. [2] . wikidata.org.
  3. [4] . wikidata.org.
  4. [26] . wikidata.org.
  5. [10] . wikidata.org.
  6. [11] . The Peerage. wikidata.org.
  7. [12] . Retrieved . wikidata.org.
  8. [13] . Retrieved . wikidata.org.
  9. [19] . wikidata.org.
  10. [20] . wikidata.org.
  11. [27] . wikidata.org.
  12. [21] . wikidata.org.
  13. [14] . The Peerage. wikidata.org.
  14. [15] . The Peerage. wikidata.org.
  15. [16] . The Peerage. wikidata.org.
  16. [17] . The Peerage. wikidata.org.
  17. [18] . The Peerage. wikidata.org.
  18. [22] . wikidata.org.
  19. [6] . wikidata.org.
  20. [7] . wikidata.org.
  21. [8] . wikidata.org.
  22. [23] . wikidata.org.
  23. [24] . gorsedhkernow.org.uk. Retrieved . gorsedhkernow.org.uk. Provenance: wikidata.org.
  24. [3] . The Peerage. Retrieved . wikidata.org.
  25. [5] . The Peerage. Retrieved . wikidata.org.

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [9] . Wikimedia Foundation. dumps.wikimedia.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). William Forbes-Sempill, 19th Lord Sempill. Retrieved April 10, 2026, from https://4ort.xyz/entity/william-forbes-sempill-19th-lord-sempill
MLA “William Forbes-Sempill, 19th Lord Sempill.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/william-forbes-sempill-19th-lord-sempill.
BibTeX @misc{4ortxyz_william-forbes-sempill-19th-lord-sempill_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{William Forbes-Sempill, 19th Lord Sempill}}, year = {2026}, url = {https://4ort.xyz/entity/william-forbes-sempill-19th-lord-sempill}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): William Forbes-Sempill, 19th Lord Sempill — https://4ort.xyz/entity/william-forbes-sempill-19th-lord-sempill (retrieved 2026-04-10)

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