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Sign up freeWilliam IX Aquitaine 1071–1126
What is a Public Tree Person?
A YourRoots Public Tree Person is a tree person based on aggregated data from family trees uploaded to the YourRoots network.
Our system scans the entire tree network and detects tree persons shared between multiple trees uploaded by different tree owners.
Using our proprietary algorithm and AI tools, we evaluate Public Tree Person matching based on name, birth date/location, death date/location, and parents/descendants matching.
We regularly update our database to produce more Public Tree Persons.
Birth Date: October 22, 1071
Birth Location: Poitiers, Vienne, Poitou-Charentes, France
Death Date: February 10, 1126
Death Location: Poitiers, Vienne, Poitou-Charentes, France
Father:
Mother:
The story of William IX Aquitaine began in 1071 in Poitiers, Vienne, Poitou-Charentes, France. William IX Aquitaine married Countess Dangereuse, Dangereuse Maubergeonne Delaisle Bouchard, Ermengarde De Anjou, Maud Toulouse Duchess Aquitaine, Philippa Of Toulouse, and had children including Adbelahide D Aquitaine, Agnaes D Aquitaine, Agnes D Aquitaine Et Poitou, Agnes Daquitaine Et Poitou, Agnes Of Aragon, Aimar Depoitiers, Aimar I Depoitiers, Aquitaine Maud, Gerard I Of Vienne, Guillaume, Henri D Aquitaine, Henry Of Aquitaine, Matilda Acquitaine, Matilda Of Aquitaine, Maud Depoitou, Poitou Guillaume X, Raimund I Daquitaine Et Poitou, Ramiro Ii Dearagon, Raymond I Raimond Prnc Antioch Depoitiers, Raymond Poitiers Of Antioch, William X Duc De Aquataine. William IX Aquitaine passed away in 1126 in Poitiers, Vienne, Poitou-Charentes, France.
Why This Is a Public Tree Person
This person was detected across multiple family trees uploaded by different tree owners in the YourRoots network. Using our proprietary algorithm and AI tools, we evaluate matching based on name, birth/death dates and locations, and parents/descendants matching.
Reliability Score
This score reflects the reliability of the source family tree. A high rating indicates a trustworthy source with strong data consistency.
- A 3 criteria (Strong)
- B 2 criteria (Medium)
- C 1 criteria (Basic)
Verification checklist:
- Record available
- Descendant's record available
- Star tree owner
Immediate Family
No immediate family data available.
Biography
Early Life
The story of William IX Aquitaine began in 1071 in Poitiers, Vienne, Poitou-Charentes, France.
Family
William IX Aquitaine married Countess Dangereuse, Dangereuse Maubergeonne Delaisle Bouchard, Ermengarde De Anjou, Maud Toulouse Duchess Aquitaine, Philippa Of Toulouse, and had children including Adbelahide D Aquitaine, Agnaes D Aquitaine, Agnes D Aquitaine Et Poitou, Agnes Daquitaine Et Poitou, Agnes Of Aragon, Aimar Depoitiers, Aimar I Depoitiers, Aquitaine Maud, Gerard I Of Vienne, Guillaume, Henri D Aquitaine, Henry Of Aquitaine, Matilda Acquitaine, Matilda Of Aquitaine, Maud Depoitou, Poitou Guillaume X, Raimund I Daquitaine Et Poitou, Ramiro Ii Dearagon, Raymond I Raimond Prnc Antioch Depoitiers, Raymond Poitiers Of Antioch, William X Duc De Aquataine.
Later Years
William IX Aquitaine passed away in 1126 in Poitiers, Vienne, Poitou-Charentes, France.
Sources
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1
Burial Records Global, Find a Grave® Index for Burials at Sea and other Select Burial Locations, 1300s-Current
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2
Family Tree Ancestry Family Trees
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3
Land Records Web: Netherlands, GenealogieOnline Trees Index, 1000-Current
Life Timeline
Related Records
Found in 6 Family Trees
Each researcher's tree may show different family connections for this ancestor.