KnowraDafydd ap LlywelynLinked fromLinked fromThe 2 pages that link to Dafydd ap Llywelyn, each with the reason it gives.All 2Broader topic 1Related 1Llywelyn ap GruffuddRelated: His death without a legitimate heir opened the way for Llywelyn and his brothers to contest Gwynedd.Llywelyn ab IorwerthBroader topic: Llywelyn’s choice of Dafydd as heir provoked opposition from other members of the dynasty.