Family
ClaimDetailEvidence
FatherAmadeus I, Count of Geneva (1100-1178) [S756]
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MotherMatilda (e1101-<1137) [S756]
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Spouse 2ndBeatrix de Faucigny (e1140-) 
Child +Beatrix de Geneve (~1180-1257) [S756] [S966]
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Attributes
ClaimDetailEvidence
GenderMale
NameWilliam I, Count of Geneva [S756]
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NameGuillaume I Comte de Geneve [S966]
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FatherAmadeus I, Count of Geneva (1100-1178) [S756]
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MotherMatilda (e1101-<1137) [S756]
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Timeline
ClaimDateDetailAgeEvidence
Birth1130Switzerland [S756]
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Title 1178 to 1195Count of Geneva [S756] [S966]
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DeathJul 27, 1195 [S756]
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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).
[S966] Cawley, Charles, "Foundation of Medieval Genealogy (Medieval Lands - Savoy)" (2006-7 (v3.0 Updated 24 May 2014)) (https://fmg.ac/Projects/MedLands/SAVOY.htm).
Note
According to 'Ancestral Roots', it is doubtful that he married Beatrix de Faucigny, the daughter of Aimon I of Faucigny and of Clementia.