Marchwystl Ap Marchweithian 
He had a biological son named Ystryth.
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Personal Details
Marchwystl Ap Marchweithian
Marchwystl was born in Berain, Llannefydd, denbigh, Wales. Marchwystl is no longer alive.
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Children
Ystryth Ap Marchwystl Ap Marchweithian
Ystryth was born in Berain, Llannefydd, denbigh, Wales. Ystryth is no longer alive.
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