Family
ClaimDetailEvidence
FatherGuillaume V, Duke of Aquitaine (~969-1030) [S756] [S929]
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MotherAgnes de Mâcon (~990-1068) [S929]
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Spouse 3rdHildegarde de Bourgogne (e1050-) 
Child +William IX, Duke of Aquitaine (1071-1127) [S756] [S929]
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Attributes
ClaimDetailEvidence
GenderMale
NameWilliam VIII, Duke of Aquitaine [S929] [S965]
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NameGeoffrey , Count of Poitou [S756]
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NameWilliam VI, Count of Poitou [S756]
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NameGuillaume VIII, Duke of Aquitaine [S897] [S929] [S929] [S971]
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NameGuillaume VI, Comte de Poitou [S897] [S929]
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NameGeoffroy [S929]
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NameGuillaume VI Comte de Poitou [S971]
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NameGuy d'Aquitaine [S929]
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NameGuy de Poitou [S929]
birth name
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FatherGuillaume V, Duke of Aquitaine (~969-1030) [S756] [S929]
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MotherAgnes de Mâcon (~990-1068) [S929]
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Timeline
ClaimDateDetailAgeEvidence
Birth1023France [S929]
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Marriage 1stJan 1044 [S929]
Aina de Perigord, dau of Boson III, Comte de Perigord and Aina de Montignac
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Title1058Count of Poitou [S756] [S897] [S929] [S971]
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Title1058Duke of Aquitaine [S897] [S929] [S971]
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Marriage 2ndaft Nov 1058 [S929]
Mathilde
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Marriage 3rd1069Hildegarde de Bourgogne (e1050-) [S929] [S971]
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Seperation1076 [S929] [S971]
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DeathSep 25, 1086Chize, near Noirt, Poitou, France [S756] [S929]
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Sources
IndexTitle
[S756] Weis, Frederick Lewis, "Ancestral Roots of Sixty Colonists Who Came To New England before 1700, 7th Ed." (Genealogical Publishing Co., Inc., Baltimore, 1999).
[S897] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Toulouse)" (2006-7 (v1.1 Updated 02 November 2006)) (https://fmg.ac/Projects/MedLands/TOULOUSE.htm).
[S929] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Aquitiane Dukes)" (2006-7 (v1.3 Updated 18 July 2007)) (https://fmg.ac/Projects/MedLands/AQUITAINE.htm).
[S965] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Maine: Counts)" (2006-7) (https://fmg.ac/Projects/MedLands/MAINE.htm).
[S971] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Burgundy Dukes)" (2006-7 (v1.1 Updated 25 September 2006)) (https://fmg.ac/Projects/MedLands/BURGUNDY.htm).
Kinship Lines for William VIII, Duke of Aquitaine
Spouse/PartnerDegreeRelationshipMRCA
Hildegarde de Bourgogne (e1050-)93rd Cousin 1x removedHerbert de Vermandois II, Count of Vermandois and Troyes (~880-943)
Hildegarde de Bourgogne (e1050-)93rd Cousin 1x removedLiegarde of France (e887-)
Hildegarde de Bourgogne (e1050-)104th CousinHenry I, King of Germany (~876-936)
Hildegarde de Bourgogne (e1050-)104th CousinMechtilde of Ringelheim (~890-968)