Tewdwr "Mawr-The Great" ap Cadell , King S. Wales
Tewdwr "Mawr-The Great" ap was born about 1000 in Deheubarth, Wales.  Tewdwr "Mawr-The Great" ap is no longer alive.

 Gwenllian verch Gwyn
Gwenllian verch was born in 1020 in Dyvet, Wales.  Gwenllian verch is no longer alive.

 Rhydderch ap Tewdwr
Rhydderch ap was born in 1055 in Derllys, Gwarthaf, Carmarthenshire, Wales.

 Elen verch Tewdwr
Elen verch was born in 1058 in Dynevor Castle, Llandilo, Carmarthenshire, Wales.