Dyfnwal Dyfnwal may refer to: Dyfnwal Hen (fl. 6th century), King of Alt Clut Dyfnwal, King of Strathclyde (died 908-915) Dyfnwal ab Owain (died 975), King of Strathclyde See also[edit] Dumnagual (disambiguation) Topics referred to by the same termThis disambiguation page lists articles about people with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article.