Guillaume "le Grand" comte de Poitou, Guillaume V duc d'Aquitaine by Cawley, Cha...

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Guillaume "le Grand" comte de Poitou, Guillaume V duc d'Aquitaine by Cawley, Charles and the Foundation for Medieval Genealogy (FMG) in Medieval Lands: A prosopography of medieval European noble and royal families, including source citations and relevant texts; hosted online by FMG: Aquitaine Dukes v5.0 Updated 5 Apr 2025 (see also WikiTree's source page for MedLands)

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