Guglielmo d'Ivrea (Othon-Guillaume, Comte de Mâcon by Cawley, Charles and the Fo...

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Guglielmo d'Ivrea (Othon-Guillaume, Comte de Mâcon 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: Burgundy Duchy, Beaune & Chalon v5.0 Updated 14 Feb 2025 (see also WikiTree's source page for MedLands)

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