William FitzOsbern, 1st Earl of Hereford

Norman earl (c. 1020–1071)
Person human Q1244579
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William FitzOsbern, 1st Earl of Hereford

Summary

William FitzOsbern, 1st Earl of Hereford is a human[1]. Born in Flanders[2], he… he was born on +1020-01-01T00:00:00Z[3]. He passed away in Cassel[4]. He died on +1071-02-22T00:00:00Z[5]. He worked as a feudatory[6] and regent[7]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (153 views/month, #7,158 of 1,000,298).[8]

Key Facts

  • William FitzOsbern, 1st Earl of Hereford's place of birth was Flanders[2].
  • William FitzOsbern, 1st Earl of Hereford died in Cassel[4].
  • William FitzOsbern, 1st Earl of Hereford was born on +1020-01-01T00:00:00Z[3].
  • William FitzOsbern, 1st Earl of Hereford died on +1071-02-22T00:00:00Z[5].
  • William FitzOsbern, 1st Earl of Hereford is buried at Cormeilles Abbey[9].
  • William FitzOsbern, 1st Earl of Hereford's father was Osbern the Steward[10].
  • William FitzOsbern, 1st Earl of Hereford's mother was Emma d'Ivry[11].
  • Among William FitzOsbern, 1st Earl of Hereford's spouses was Richilde of Hainaut[12].
  • Among William FitzOsbern, 1st Earl of Hereford's spouses was Alice de Toeni[13].
  • A child of William FitzOsbern, 1st Earl of Hereford was William of Breteuil[14].
  • A child of William FitzOsbern, 1st Earl of Hereford was Roger de Breteuil, 2nd Earl of Hereford[15].
  • A child of William FitzOsbern, 1st Earl of Hereford was Emma de Guader, Countess of Norfolk[16].
  • William FitzOsbern, 1st Earl of Hereford's professions included feudatory[6].
  • William FitzOsbern, 1st Earl of Hereford's professions included regent[7].
  • William FitzOsbern, 1st Earl of Hereford was a member of Companions of William the Conqueror[17].
  • William FitzOsbern, 1st Earl of Hereford is recorded as male[18].
  • William FitzOsbern, 1st Earl of Hereford's instance of is recorded as human[19].
  • William FitzOsbern, 1st Earl of Hereford's family is recorded as Q729234[20].
  • William FitzOsbern, 1st Earl of Hereford's coat of arms image is recorded as William FitzOsbern Coat of Arms.svg[21].
  • William FitzOsbern, 1st Earl of Hereford's noble title is recorded as lord[22].
  • William FitzOsbern, 1st Earl of Hereford's noble title is recorded as Earl of Hereford[23].
  • William FitzOsbern, 1st Earl of Hereford's noble title is recorded as Earl of Wessex[24].
  • William FitzOsbern, 1st Earl of Hereford's VIAF cluster ID is recorded as 1228155411321508940003[25].
  • William FitzOsbern, 1st Earl of Hereford's Library of Congress authority ID is recorded as no2019046023[26].
  • William FitzOsbern, 1st Earl of Hereford's Commons category is recorded as William FitzOsbern[27].

Body

Origins and Family

William FitzOsbern, 1st Earl of Hereford was born in Flanders[2]. He was born on +1020-01-01T00:00:00Z[3]. His father was Osbern the Steward[10]. His mother was Emma d'Ivry[11].

Career and Affiliations

Recorded occupations include feudatory[6] and regent[7].

Personal Life

Spouses include Richilde of Hainaut[12], a politician[28], 1100–1086[29] and Alice de Toeni[13]. Children include William of Breteuil[14], a feudatory[30]; Roger de Breteuil, 2nd Earl of Hereford[15], a feudatory[31], 1056–1087[32], of Kingdom of England[33]; and Emma de Guader, Countess of Norfolk[16], 1059–1096[34], of Kingdom of England[35].

Death and Burial

William FitzOsbern, 1st Earl of Hereford died on +1071-02-22T00:00:00Z[5]. He passed away in Cassel[4]. He is buried at Cormeilles Abbey[9].

Why It Matters

William FitzOsbern, 1st Earl of Hereford ranks in the top 0.72% of human entities by monthly Wikipedia readership (153 views/month, #7,158 of 1,000,298).[8] He has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[36] He is known by 15 alternative names across languages and contexts.[37]

FAQs

Where was William FitzOsbern, 1st Earl of Hereford born?

William FitzOsbern, 1st Earl of Hereford was born in Flanders[2].

Where did William FitzOsbern, 1st Earl of Hereford die?

William FitzOsbern, 1st Earl of Hereford died in Cassel[4].

Who were William FitzOsbern, 1st Earl of Hereford's parents?

William FitzOsbern, 1st Earl of Hereford's father was Osbern the Steward[10]. William FitzOsbern, 1st Earl of Hereford's mother was Emma d'Ivry[11].

Who was William FitzOsbern, 1st Earl of Hereford married to?

William FitzOsbern, 1st Earl of Hereford's spouses include Richilde of Hainaut[12] and Alice de Toeni[13].

What did William FitzOsbern, 1st Earl of Hereford do for work?

William FitzOsbern, 1st Earl of Hereford worked as feudatory[6] and regent[7].

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. [18] . wikidata.org.
  4. [10] . Q75653886. wikidata.org.
  5. [11] . The Peerage. wikidata.org.
  6. [12] . wikidata.org.
  7. [13] . Q75653886. Retrieved . wikidata.org.
  8. [19] . wikidata.org.
  9. [14] . Genealogics. wikidata.org.
  10. [15] . Q75653886. wikidata.org.
  11. [16] . Q75653886. wikidata.org.
  12. [20] . wikidata.org.
  13. [21] . wikidata.org.
  14. [22] . wikidata.org.
  15. [23] . wikidata.org.
  16. [24] . wikidata.org.
  17. [6] . wikidata.org.
  18. [7] . wikidata.org.
  19. [9] . wikidata.org.
  20. [25] . wikidata.org.
  21. [26] . wikidata.org.
  22. [27] . wikidata.org.
  23. [17] . wikidata.org.
  24. [3] . wikidata.org.
  25. [5] . 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

Class ancestry

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

Aggregate / graph-position facts

  1. [8] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [36] . Wikidata sitelinks. wikidata.org.
  3. [37] . 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). William FitzOsbern, 1st Earl of Hereford. Retrieved April 10, 2026, from https://4ort.xyz/entity/william-fitzosbern-1st-earl-of-hereford
MLA “William FitzOsbern, 1st Earl of Hereford.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/william-fitzosbern-1st-earl-of-hereford.
BibTeX @misc{4ortxyz_william-fitzosbern-1st-earl-of-hereford_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{William FitzOsbern, 1st Earl of Hereford}}, year = {2026}, url = {https://4ort.xyz/entity/william-fitzosbern-1st-earl-of-hereford}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): William FitzOsbern, 1st Earl of Hereford — https://4ort.xyz/entity/william-fitzosbern-1st-earl-of-hereford (retrieved 2026-04-10)

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