Cadwgon of Nannau
Cadwgon of was born about 1047 in Nannau, Caernarvonshire, wales.  He died in 1111 in Welshpool y Trallwm, Powys, Wales.

 Gwenllian verch Gruffydd
Gwenllian verch was born about 1082 in Aberffraw Castle, Anglesy, Caernarvonshire, Wales.  Gwenllian verch is no longer alive.

 Madog ap Cadwgon
Madog ap was born about 1097 in Nannau, Caernarvonshire, wales.

 Einion ap Cadwgon