Owain ap Dyfnwal may refer to:
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Owain ap Dyfnwal (fl. 934)
Owain ap Dyfnwal ( fl. 934) was an early tenth-century King of Strathclyde. He was probably a son of Dyfnwal, King of Strathclyde, who may have been related to previous rulers of the Kingdom of Strathclyde. Originally centred in the valley of t ...
, King of Strathclyde
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Owain ap Dyfnwal (died 1015), possible King of Strathclyde
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