Family
 Owain ap Hywel Dda of Dinefwr, King of South Wales 1)Died 988 Notes: Owain ap Hywel (died c. 988) was king of Deheubarth in south Wales and probably also controlled Powys. Owain was one of the three sons of Hywel the Good. Upon Hywel's death in 948, Owain, Rhodri, and Edwin divided his lands among themselves according to Welsh law. The sons were not able to retain Hywel's hegemony over Gwynedd, which was reclaimed for its earlier dynasty by the sons of Idwal Foel. Married/ Related to:  Unknown 1)Notes: Stewart Baldwin argues that "The claim that she was Angharad ferch Llywelyn ap Merfyn ap Rhodri appears only in late manuscripts, and should be regarded as dubious. " Children: 1. Maredudd ap Owain of Dinefwr 1)Died ± 999 Notes: Maredudd ab Owain (died c. 999) was a 10th-century king in Wales of the High Middle Ages. A member of the House of Dinefwr, his patrimony was the kingdom of Deheubarth comprising the southern realms of Dyfed, Ceredigion, and Brycheiniog. Upon the death of his father King Owain around AD 988, he also inherited the kingdoms of Gwynedd and Powys, which he had conquered for his father. He was counted among the Kings of the Britons by the Chronicle of the Princes. | |||
Sources
1) Source: Llywelyn ap Iorwerth ancestor table . External Linkhttp://sites.rootsweb.com/~medieval/llywelyn.htm (Data from secondary evidence)