Rhywallon Prince of Powys
He had a biological daughter named
Gwladys Ferch
.
Personal Details
Rhywallon Prince of Powys
Rhywallon Prince of is no longer alive.
Children
Gwladys Ferch Rhiwallon
Gwladys Ferch was born in 1051. She died at the age of 88 in 1139.
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Rhywallon Prince of Powys 
