1. GRUFFYDD AP CYNAN¹ OF GWYNEDD, KING OF GWYNEDD was born in 1054/5 in Dublin, Ireland^[3], died in 1137^[3] and was buried in Bangor, Ireland^[3]. He married ANGHARAD OF DEHEUBARTH, who died in 1161^[2]. ^{[3, 3]}
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OWAIN AP GRUFFYDD2 OF GWYNEDD, KING OF GWYNEDD, d. in Nov. 1169.

2. OWAIN AP GRUFFYDD² OF GWYNEDD, KING OF GWYNEDD (Gruffydd ap Cynan¹), son of (1) Gruffydd ap Cynan¹, King of Gwynedd and Angharad (of DEHEUBARTH), was born between 1069 and 1115, and died in Nov. 1169^[3]. ^{[1, 3]}
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GWENLLIAN3 OF GWYNEDD, m. (AHJ-3) OWAIN AP GRUFFYDD OF SOUTHERN POWYS, PRINCE OF SOUTHERN POWYS, d. in 1195[4], son of (AHJ-2) Gruffydd and Gwerfyl (of CAER) OF POWYS.

3. GWENLLIAN³ OF GWYNEDD (Owain ap Gruffydd², Gruffydd ap Cynan¹), daughter of (2) Owain ap Gruffydd², King of Gwynedd, was born between 1073 and 1170, and died between 1106 and 1279. She married (AHJ-3) OWAIN AP GRUFFYDD OF SOUTHERN POWYS, PRINCE OF SOUTHERN POWYS, son of (AHJ-2) Gruffydd and Gwerfyl (of CAER) OF POWYS, who died in 1195^[4]. ^{[3, 5]}
Child: See (AHJ-3) Owain ap Gruffydd of SOUTHERN POWYS, Prince of Southern Powys