William IX, Count of Poitiers

first son of Henry, Duke of Normandy (later Henry II of England) and Eleanor of Aquitaine (1153-1156)
Person human Q719148
William IX, Count of Poitiers
Press Enter · cited answer in seconds

William IX, Count of Poitiers

Summary

William IX, Count of Poitiers is a human[1]. His place of birth was Normandy[2]. He was born on August 17, 1153[3]. He passed away in Berkshire[4]. He died on April 1156[5]. He worked as a politician[6]. He ranks in the top 0.69% of human entities by monthly Wikipedia readership (432 views/month, #6,922 of 1,000,298).[7]

Key Facts

  • William IX, Count of Poitiers's place of birth was Normandy[2].
  • William IX, Count of Poitiers died in Berkshire[4].
  • William IX, Count of Poitiers passed away in Wallingford Castle[8].
  • William IX, Count of Poitiers was born on August 17, 1153[3].
  • William IX, Count of Poitiers died on April 1156[5].
  • William IX, Count of Poitiers died on 1156[9].
  • William IX, Count of Poitiers died on December 25, 1156[10].
  • Burial took place at Reading Abbey[11].
  • William IX, Count of Poitiers's father was Henry II of England[12].
  • William IX, Count of Poitiers's mother was Eleanor of Aquitaine[13].
  • William IX, Count of Poitiers held citizenship in Kingdom of England[14].
  • William IX, Count of Poitiers's professions included politician[6].
  • William IX, Count of Poitiers held the position of crown prince[15].
  • William IX, Count of Poitiers is recorded as male[16].
  • William IX, Count of Poitiers's instance of is recorded as human[17].
  • William IX, Count of Poitiers's family is recorded as House of Anjou[18].
  • William IX, Count of Poitiers's noble title is recorded as count of Poitiers[19].
  • William IX, Count of Poitiers's Commons category is recorded as William IX, Count of Poitiers[20].
  • William IX, Count of Poitiers's given name is recorded as William[21].
  • William IX, Count of Poitiers's sibling is recorded as Eleanor of England[22].
  • William IX, Count of Poitiers's sibling is recorded as Joan of England[23].
  • William IX, Count of Poitiers's sibling is recorded as Matilda of England, Duchess of Saxony[24].
  • William IX, Count of Poitiers's sibling is recorded as Alice of France[25].
  • William IX, Count of Poitiers's sibling is recorded as Marie of France, Countess of Champagne[26].
  • William IX, Count of Poitiers's sibling is recorded as John, King of England[27].

Body

Origins and Family

William IX, Count of Poitiers's place of birth was Normandy[2]. He was born on August 17, 1153[3]. His father was Henry II of England[12]. His mother was Eleanor of Aquitaine[13].

Career and Affiliations

William IX, Count of Poitiers worked as a politician[6]. He held the position of crown prince[15].

Death and Burial

Recorded date of death include April 1156[5], 1156[9], and December 25, 1156[10]. Recorded place of death include Berkshire[4], a ceremonial county of England[28], in United Kingdom[29] and Wallingford Castle[8], a castle[30], in United Kingdom[31], founded in 1067[32]. Burial took place at Reading Abbey[11].

Why It Matters

William IX, Count of Poitiers ranks in the top 0.69% of human entities by monthly Wikipedia readership (432 views/month, #6,922 of 1,000,298).[7] He has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[33] He is known by 12 alternative names across languages and contexts.[34]

FAQs

Where was William IX, Count of Poitiers born?

Born in Normandy[2], William IX, Count of Poitiers…

Where did William IX, Count of Poitiers die?

William IX, Count of Poitiers passed away in Berkshire[4].

Who were William IX, Count of Poitiers's parents?

William IX, Count of Poitiers's father was Henry II of England[12]. William IX, Count of Poitiers's mother was Eleanor of Aquitaine[13].

What did William IX, Count of Poitiers do for work?

William IX, Count of Poitiers worked as politician[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. [8] . The Peerage. wikidata.org.
  4. [16] . The Peerage. wikidata.org.
  5. [12] . The Peerage. wikidata.org.
  6. [13] . The Peerage. wikidata.org.
  7. [14] . wikidata.org.
  8. [17] . wikidata.org.
  9. [15] . wikidata.org.
  10. [18] . wikidata.org.
  11. [19] . The Peerage. wikidata.org.
  12. [6] . pantheon.world. pantheon.world. Provenance: wikidata.org.
  13. [11] . wikidata.org.
  14. [20] . wikidata.org.
  15. [3] . Genealogics. wikidata.org.
  16. [5] . The Peerage. wikidata.org.
  17. [9] . wikidata.org.
  18. [10] . The Peerage. wikidata.org.
  19. [21] . The Peerage. wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . 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

Class ancestry

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

Aggregate / graph-position facts

  1. [7] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [33] . Wikidata sitelinks. wikidata.org.
  3. [34] . 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 IX, Count of Poitiers. Retrieved April 10, 2026, from https://4ort.xyz/entity/william-ix-count-of-poitiers
MLA “William IX, Count of Poitiers.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/william-ix-count-of-poitiers.
BibTeX @misc{4ortxyz_william-ix-count-of-poitiers_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{William IX, Count of Poitiers}}, year = {2026}, url = {https://4ort.xyz/entity/william-ix-count-of-poitiers}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): William IX, Count of Poitiers — https://4ort.xyz/entity/william-ix-count-of-poitiers (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/william-ix-count-of-poitiers · 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 · CathSoph · 2026-05-14 view diff on Wikidata ↗
    Noble title count of Poitiers
    "/* wbremoveclaims-remove:1| */ [[Property:P97]]: [[Q21096229]]"
  2. 7w ago · Saldanha-mareo · 2026-05-13 view diff on Wikidata ↗
    Occupation politician
    Given name William
    Country of citizenship Kingdom of England
    Family House of Anjou
    + 14 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1|1 */ [[Property:P18]]: William IX, Count of Poitiers.jpg"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.