John Jacob, Marquess of Montferrat

Marquess of Montferrat
Person human Q589230
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John Jacob, Marquess of Montferrat

Summary

John Jacob, Marquess of Montferrat is a human[1]. He was born in Trino[2]. He was born on +1395-03-23T00:00:00Z[3]. He died in Casale Monferrato[4]. He died on +1445-03-12T00:00:00Z[5]. He worked as a condottiero[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (25 views/month, #7,287 of 1,000,298).[7]

Key Facts

  • John Jacob, Marquess of Montferrat's place of birth was Trino[2].
  • John Jacob, Marquess of Montferrat died in Casale Monferrato[4].
  • John Jacob, Marquess of Montferrat was born on +1395-03-23T00:00:00Z[3].
  • John Jacob, Marquess of Montferrat died on +1445-03-12T00:00:00Z[5].
  • John Jacob, Marquess of Montferrat's father was Theodore II, Marquess of Montferrat[8].
  • John Jacob, Marquess of Montferrat's mother was Jeanne of Bar[9].
  • Among John Jacob, Marquess of Montferrat's spouses was Joan of Savoy[10].
  • A child of John Jacob, Marquess of Montferrat was John IV, Marquess of Montferrat[11].
  • A child of John Jacob, Marquess of Montferrat was William VIII, Marquess of Montferrat[12].
  • A child of John Jacob, Marquess of Montferrat was Boniface III[13].
  • A child of John Jacob, Marquess of Montferrat was Isabella Palaiologina of Montferrat[14].
  • A child of John Jacob, Marquess of Montferrat was Amadea Palaiologina of Montferrat[15].
  • A child of John Jacob, Marquess of Montferrat was Teodoro Paleologo di Montferrato[16].
  • John Jacob, Marquess of Montferrat held citizenship in Byzantine Empire[17].
  • John Jacob, Marquess of Montferrat worked as a condottiero[6].
  • John Jacob, Marquess of Montferrat held the position of marquis of Montferrat[18].
  • John Jacob, Marquess of Montferrat is recorded as male[19].
  • John Jacob, Marquess of Montferrat's instance of is recorded as human[20].
  • John Jacob, Marquess of Montferrat's family is recorded as Palaiologos[21].
  • John Jacob, Marquess of Montferrat's coat of arms image is recorded as Arms of the house of Palaiologos-Montferrat (2).svg[22].
  • John Jacob, Marquess of Montferrat's noble title is recorded as margrave[23].
  • John Jacob, Marquess of Montferrat's VIAF cluster ID is recorded as 1553169261700009510005[24].
  • John Jacob, Marquess of Montferrat's GND ID is recorded as 1298878799[25].
  • John Jacob, Marquess of Montferrat's Freebase ID is recorded as /m/03h5zcp[26].
  • John Jacob, Marquess of Montferrat's given name is recorded as John[27].

Body

Origins and Family

John Jacob, Marquess of Montferrat was born in Trino[2]. He was born on +1395-03-23T00:00:00Z[3]. His father was Theodore II, Marquess of Montferrat[8]. His mother was Jeanne of Bar[9].

Career and Affiliations

John Jacob, Marquess of Montferrat's professions included condottiero[6]. He held the position of marquis of Montferrat[18].

Personal Life

Among John Jacob, Marquess of Montferrat's spouses was Joan of Savoy[10]. Children include John IV, Marquess of Montferrat[11], a condottiero[28], 1413–1464[29], of Byzantine Empire[30]; William VIII, Marquess of Montferrat[12], a condottiero[31], 1420–1483[32], of Byzantine Empire[33]; Boniface III[13], a ruler[34], 1424–1494[35], of Byzantine Empire[36]; Isabella Palaiologina of Montferrat[14], 1427–1470[37]; Amadea Palaiologina of Montferrat[15], a consort[38], 1420–1440[39], of Byzantine Empire[40]; and Teodoro Paleologo di Montferrato[16], a Catholic priest[41], 1425–1481[42].

Death and Burial

John Jacob, Marquess of Montferrat died on +1445-03-12T00:00:00Z[5]. He passed away in Casale Monferrato[4].

Why It Matters

John Jacob, Marquess of Montferrat ranks in the top 0.73% of human entities by monthly Wikipedia readership (25 views/month, #7,287 of 1,000,298).[7] He has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[43] He is known by 6 alternative names across languages and contexts.[44]

FAQs

Where was John Jacob, Marquess of Montferrat born?

Born in Trino[2], John Jacob, Marquess of Montferrat…

Where did John Jacob, Marquess of Montferrat die?

John Jacob, Marquess of Montferrat died in Casale Monferrato[4].

Who were John Jacob, Marquess of Montferrat's parents?

John Jacob, Marquess of Montferrat's father was Theodore II, Marquess of Montferrat[8]. John Jacob, Marquess of Montferrat's mother was Jeanne of Bar[9].

Who was John Jacob, Marquess of Montferrat married to?

John Jacob, Marquess of Montferrat's spouses include Joan of Savoy[10].

What did John Jacob, Marquess of Montferrat do for work?

John Jacob, Marquess of Montferrat worked as condottiero[6].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [4] . wikidata.org.
  3. [19] . wikidata.org.
  4. [8] . wikidata.org.
  5. [9] . wikidata.org.
  6. [10] . Retrieved . wikidata.org.
  7. [17] . wikidata.org.
  8. [20] . wikidata.org.
  9. [18] . wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . Genealogics. wikidata.org.
  16. [21] . wikidata.org.
  17. [22] . wikidata.org.
  18. [23] . wikidata.org.
  19. [6] . wikidata.org.
  20. [24] . wikidata.org.
  21. [25] . wikidata.org.
  22. [3] . wikidata.org.
  23. [5] . wikidata.org.
  24. [26] . Freebase Data Dumps. wikidata.org.
  25. [27] . 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
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [36] . Wikidata. wikidata.org. → on this site
  10. [37] . Wikidata. wikidata.org. → on this site
  11. [38] . Wikidata. wikidata.org. → on this site
  12. [39] . Wikidata. wikidata.org. → on this site
  13. [40] . Wikidata. wikidata.org. → on this site
  14. [41] . Wikidata. wikidata.org. → on this site
  15. [42] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [43] . Wikidata sitelinks. wikidata.org.
  3. [44] . Wikidata aliases. 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). John Jacob, Marquess of Montferrat. Retrieved April 10, 2026, from https://4ort.xyz/entity/john-jacob-marquess-of-montferrat
MLA “John Jacob, Marquess of Montferrat.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/john-jacob-marquess-of-montferrat.
BibTeX @misc{4ortxyz_john-jacob-marquess-of-montferrat_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{John Jacob, Marquess of Montferrat}}, year = {2026}, url = {https://4ort.xyz/entity/john-jacob-marquess-of-montferrat}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): John Jacob, Marquess of Montferrat — https://4ort.xyz/entity/john-jacob-marquess-of-montferrat (retrieved 2026-04-10)

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