Life of Owain Gwynedd
Owain Gwynedd 1100 - 1170 Become King of Gwynedd after the death of his dad Gruffudd ap Cynan in 1137 He became known as Owain Gwynedd to distinguish him from the king of Powys Wenwynwyn, Owain ap Gruffydd ap Maredudd, who became known as Owain Cyfeiliog Owain is thought to have been born on Anglesey about the year 1100, he was Gruffudd ap Cynan's second child, grandchild of Owain ab Edwin of Tegeingl via his mother Angharad ferch Owain. By about 1120 Gruffydd had grown too old to lead his forces in battle and Owain and his brothers Cadwallon and later Cadwaladr led the forces of Gwynedd against the Normans with great success Older brother killed His elder brother Cadwallon was killed in a battle against the forces of Powys in 1132, leaving Owain as his father's heir Battle of Crug mawr Owain and Cadwaladr, in alliance with Gruffydd ap Rhys of Deheubarth, won a major victory over the Normans at Crug Mawr near Cardigan in 1136 and annexed Ceredigion to their father's real