Llywarch ap Trahaiarn
Llywarch ap was born in 1070 in Arwystli, Montgomeryshire, Wales.  He died at the age of 58 in 1128 in North Wales.

 Dyddgu verch Iorweth
Dyddgu verch was born in 1060 in Radnorshire, Wales.

 Gwladys verch Llywarch
Gwladys verch was born in 1098 in Pembrokeshire, Wales.

 Robert ap Llywarch
Robert ap was born in 1100.

 Elen verch Llywarch
Elen verch was born in 1102.

 Iorwerth ap Llywarch
Iorwerth ap was born in 1104.

 Maredudd ap Llywarch
Maredudd ap was born in 1106.

 Madog ap Llywarch
Madog ap was born in 1108.