Owain 'Gwynedd' ap Gruffydd
Owain 'Gwynedd' was born in 1087 in Caernarvonshire,Wales.  He died at the age of 82 in 1169 in Caernarvonshire,Wales.

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

 Gwenllian verch OWEN GWYNEDD
Gwenllian was born about 1120 in Caernarvonshire,Wales.

 Gwenllian I verch Owain
Gwenllian I verch was born in 1124 in Caernarvonshire,Wales.