Guillaume III may refer to:
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William II, Count of Eu
William II, Count of Eu, feudal baron of Hastings (died about 1095) was a first generation Anglo-Norman nobleman, Count of Eu and rebel.
Origins
According to most authorities he was the son and heir of Robert, Count of Eu, (died before 1093), b ...
(died 1096)
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William III, Count of Ponthieu
William III of Ponthieu ( – 1172) also called William (II; III) Talvas. Orderic Vitalis and Robert de Torigny both mentioned his nickname 'Talvas' but he is not known to have used it when granting or attesting his own charters, . E. Cokayne, ' ...
(c. 1095–1172)
See also
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William III (disambiguation) William III or William the Third may refer to:
Kings
* William III of Sicily (c. 1186–c. 1198)
* William III of England and Ireland or William III of Orange or William II of Scotland (1650–1702)
* William III of the Netherlands and Luxembourg ...
, lists people and other objects referred to with the English equivalent of ''Guillaume III''
{{hndis, Guillaume III