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Male Gwilym Ap Gruffydd Click to view Gwilym Ap Gruffydd in the family tree

Gwilym was born in 1376 in Penrhyn, Llandygai, Caernarvonshire, Wales.  He died at the age of 55 in 1431 in Austria, Hungary.

Gwilym's family with Jonet Stanley

They had a son named William.

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