Owain 'Gwynedd' ap Gruffydd
Owain 'Gwynedd' ap was born about 1087 in Caernarvonshire, Wales.  He died in December 1169 in Caernarvonshire, Wales.  He was buried in Bangor Cathedral, Is Gwyrfai, Caernarvonshire, Wales.

 Gwladus verch Llywarch
Gwladus verch was born about 1098 in Arwystli, Montgomeryshire, Wales.

 Maelgwn ap Owain
Maelgwn ap was born about 1126 in Caernarvonshire, Wales.  He died after 1174.

 Gwenllian II verch Owain
Gwenllian II verch was born about 1130 in Caernarvonshire, Wales.

 Rhirid ap Owain
Rhirid ap was born about 1132 in Caernarvonshire, Wales.

 Dafydd ap Owain Gwynedd Prince of North Wales
Dafydd ap was born about 1134.  He died about 1204.

 Cynan ap Owain
Cynan ap was born about 1140 in Caernarvonshire, Wales.

 Madog ap Owain
Madog ap was born about 1142 in Caernarvonshire, Wales.

 Cadell ap Owain
Cadell ap was born about 1143 in Caernarvonshire, Wales.

 Einion ap Owain
Einion ap was born about 1144 in Caernarvonshire, Wales.

 Iowerth 'Drwyndwn' ap Owain
Iowerth 'Drwyndwn' ap was born in 1145 in Aberffraw Castle, Aberffraw, Anglesey, Wales.  He died about 1184.¹ 

 Cynwrig II ap Owain
Cynwrig II ap was born about 1147 in Caernarvonshire, Wales.

 Angharad verch Owain Gwynedd
Angharad verch was born in 1160.