Gwenllian verch Gruffydd
Gwenllian verch was born about 1082 in
Aberffraw Castle, Anglesy, Caernarvonshire, Wales
. Gwenllian verch is no longer alive.
Gwenllian verch's family with Cadwgon of Nannau
They had two sons named
Madog ap
and
Einion ap
.
Children
Madog ap Cadwgon
Madog ap was born about 1097 in
Nannau, Caernarvonshire, wales
.
Einion ap Cadwgon
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Gwenllian verch Gruffydd 
Gwenllian verch Gruffydd