Sir William Ivo Mallet

British diplomat
Person human Q13522499
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Sir William Ivo Mallet

Summary

Sir William Ivo Mallet is a human[1]. He was born on +1900-04-07T00:00:00Z[2]. He passed away in Switzerland[3]. He died on +1988-12-07T00:00:00Z[4]. He worked as a diplomat[5].

Key Facts

  • Sir William Ivo Mallet died in Switzerland[3].
  • Sir William Ivo Mallet was born on +1900-04-07T00:00:00Z[2].
  • Sir William Ivo Mallet died on +1988-12-07T00:00:00Z[4].
  • Sir William Ivo Mallet's father was Charles Mallet[6].
  • Sir William Ivo Mallet's mother was Margaret Roscoe[7].
  • Among Sir William Ivo Mallet's spouses was Marie Aniela Wierusz-Kowalska[8].
  • A child of Sir William Ivo Mallet was Joan Elizabeth Mallet[9].
  • Sir William Ivo Mallet held citizenship in United Kingdom[10].
  • Sir William Ivo Mallet held citizenship in United Kingdom of Great Britain and Ireland[11].
  • Sir William Ivo Mallet worked as a diplomat[5].
  • Sir William Ivo Mallet held the position of ambassador of the United Kingdom to Spain[12].
  • Sir William Ivo Mallet held the position of ambassador of the United Kingdom to Yugoslavia[13].
  • Sir William Ivo Mallet was employed by Foreign Office[14].
  • Sir William Ivo Mallet's education included a stint at Balliol College[15].
  • Sir William Ivo Mallet was educated at Harrow School[16].
  • Sir William Ivo Mallet received the Knight Grand Cross of the Order of the British Empire[17].
  • Sir William Ivo Mallet received the Knight Commander of the Order of St Michael and St George[18].
  • Sir William Ivo Mallet is recorded as male[19].
  • Sir William Ivo Mallet's instance of is recorded as human[20].
  • Sir William Ivo Mallet's ISNI is recorded as 000000038799787X[21].
  • Sir William Ivo Mallet's VIAF cluster ID is recorded as 281093981[22].
  • Sir William Ivo Mallet's honorific prefix is recorded as Sir[23].
  • Sir William Ivo Mallet's Freebase ID is recorded as /m/0gh83xf[24].
  • Sir William Ivo Mallet's family name is recorded as Mallet[25].
  • Sir William Ivo Mallet's given name is recorded as Ivo[26].

Body

Origins and Family

Sir William Ivo Mallet was born on +1900-04-07T00:00:00Z[2]. His father was Charles Mallet[6]. His mother was Margaret Roscoe[7].

Education

Educated at Balliol College[15], a college of the University of Oxford[27], in United Kingdom[28], founded in 1263[29], headquartered in Oxford[30] and Harrow School[16], a public school[31], in United Kingdom[32], founded in 1572[33].

Career and Affiliations

Sir William Ivo Mallet's professions included diplomat[5]. He was employed by Foreign Office[14]. Positions held include ambassador of the United Kingdom to Spain[12], a position[34], in Spain[35], founded in 1927[36] and ambassador of the United Kingdom to Yugoslavia[13].

Recognition

Awards received include Knight Grand Cross of the Order of the British Empire[17], a grade of an order[37], in United Kingdom[38] and Knight Commander of the Order of St Michael and St George[18], a grade of an order[39], in United Kingdom[40].

Personal Life

Sir William Ivo Mallet was married to Marie Aniela Wierusz-Kowalska[8]. A child of him was Joan Elizabeth Mallet[9].

Death and Burial

Sir William Ivo Mallet died on +1988-12-07T00:00:00Z[4]. He passed away in Switzerland[3].

FAQs

Where did Sir William Ivo Mallet die?

Sir William Ivo Mallet died in Switzerland[3].

Who were Sir William Ivo Mallet's parents?

Sir William Ivo Mallet's father was Charles Mallet[6]. Sir William Ivo Mallet's mother was Margaret Roscoe[7].

Who was Sir William Ivo Mallet married to?

Sir William Ivo Mallet's spouses include Marie Aniela Wierusz-Kowalska[8].

What did Sir William Ivo Mallet do for work?

Sir William Ivo Mallet worked as diplomat[5].

Where did Sir William Ivo Mallet go to school?

Sir William Ivo Mallet was educated at Balliol College[15] and Harrow School[16].

What awards did Sir William Ivo Mallet receive?

Honors received include Knight Grand Cross of the Order of the British Empire[17] and Knight Commander of the Order of St Michael and St George[18].

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [19] . wikidata.org.
  3. [6] . wikidata.org.
  4. [7] . The Peerage. wikidata.org.
  5. [8] . Retrieved . wikidata.org.
  6. [10] . wikidata.org.
  7. [11] . wikidata.org.
  8. [20] . wikidata.org.
  9. [12] . British Diplomatic Directory (1820-2005). wikidata.org.
  10. [13] . British Diplomatic Directory (1820-2005). wikidata.org.
  11. [9] . The Peerage. wikidata.org.
  12. [15] . wikidata.org.
  13. [16] . Who's Who. wikidata.org.
  14. [5] . wikidata.org.
  15. [14] . British Diplomatic Directory (1820-2005). wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . Who's Who. wikidata.org.
  18. [21] . wikidata.org.
  19. [22] . wikidata.org.
  20. [23] . wikidata.org.
  21. [2] . wikidata.org.
  22. [4] . wikidata.org.
  23. [24] . wikidata.org.
  24. [25] . wikidata.org.
  25. [26] . wikidata.org.

Inline context (facts about related entities)

  1. [34] . Wikidata. wikidata.org. → on this site
  2. [35] . Wikidata. wikidata.org. → on this site
  3. [36] . Wikidata. wikidata.org. → on this site
  4. [27] . Wikidata. wikidata.org. → on this site
  5. [28] . Wikidata. wikidata.org. → on this site
  6. [29] . Wikidata. wikidata.org. → on this site
  7. [30] . Wikidata. wikidata.org. → on this site
  8. [31] . Wikidata. wikidata.org. → on this site
  9. [32] . Wikidata. wikidata.org. → on this site
  10. [33] . Wikidata. wikidata.org. → on this site
  11. [37] . Wikidata. wikidata.org. → on this site
  12. [38] . Wikidata. wikidata.org. → on this site
  13. [39] . Wikidata. wikidata.org. → on this site
  14. [40] . Wikidata. wikidata.org. → on this site

Class ancestry

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

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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). Sir William Ivo Mallet. Retrieved May 3, 2026, from https://4ort.xyz/entity/sir-william-ivo-mallet
MLA “Sir William Ivo Mallet.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/sir-william-ivo-mallet.
BibTeX @misc{4ortxyz_sir-william-ivo-mallet_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Sir William Ivo Mallet}}, year = {2026}, url = {https://4ort.xyz/entity/sir-william-ivo-mallet}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Sir William Ivo Mallet — https://4ort.xyz/entity/sir-william-ivo-mallet (retrieved 2026-05-03)

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