Maelgwn ab Owain Gwynedd was a prince of part of Gwynedd. Little is known about him, but he was the son of

Owain Gwynedd Owain ap Gruffudd ( 23 or 28 November 1170) was King of Gwynedd, North Wales, from 1137 until his death in 1170, succeeding his father Gruffudd ap Cynan. He was called Owain the Great ( cy, Owain Fawr) and the first to be ...

and Gwladus ferch Llywarch ap Trahaearn, and therefore full brother to

Iorwerth Drwyndwn Iorwerth mab Owain Gwynedd (or Iorwerth Drwyndwn meaning "the flat-nosed"), (c. 1130–1174), was the eldest legitimate son of Owain Gwynedd (the king of Gwynedd) and his first wife Gwladys (Gladys) ferch Llywarch. He married Marared ferch Madog. ...

, the father of Llywelyn the Great. On the death of Owain Gwynedd in 1170, Maelgwn received

Anglesey Anglesey (; cy, (Ynys) Môn ) is an island off the north-west coast of Wales. It forms a principal area known as the Isle of Anglesey, that includes Holy Island across the narrow Cymyran Strait and some islets and skerries. Anglesey island ...

as his share of the kingdom, but in 1173, his brother

Dafydd ab Owain Gwynedd Dafydd ab Owain Gwynedd ( – 1203) was Prince of Gwynedd from 1170 to 1195. For a time he ruled jointly with his brothers Maelgwn ab Owain Gwynedd and Rhodri ab Owain Gwynedd. Dafydd was the son of Owain Gwynedd by Cristin ferch Goronwy ab ...

attacked him and forced him to flee to

Ireland Ireland ( ; ga, Éire ; Ulster Scots dialect, Ulster-Scots: ) is an island in the Atlantic Ocean, North Atlantic Ocean, in Northwestern Europe, north-western Europe. It is separated from Great Britain to its east by the North Channel (Grea ...

. He returned later that same year, but was taken prisoner by Dafydd. There is no further record of his fate.

References

Monarchs of Gwynedd Welsh people of Irish descent 12th-century Welsh people 12th-century Welsh monarchs {{Wales-bio-stub