Owain Fawr Gwynedd ap Gruffydd
Owain Fawr Gwynedd ap was born about 1110 in Caernarvonshire, Wales.  He died in December 1169 in Caernarvonshire, Wales.  He was buried in 1169 in Bangor.

 Cristin (Christina) verch Gronwy
Cristin (Christina) verch was born about 1111.

 Gwenllian verch Owain Gwynedd
Gwenllian verch Owain was born about 1124 in Caenarvonshire, Wales.

 Angharad verch Owain Gwynedd
Angharad verch Owain was born before 1150.

 Dafydd ap Owain Gwynedd
Dafydd ap Owain was born before 1150.  He died about 1194.

 Ievan ap Owain Gwynedd
Ievan ap Owain was born before 1150.

 Marared verch Owain Gwynedd
Marared verch Owain was born before 1150.