William I De Alencon & Mathilde De Ganelon
They had a son named
William Talvas II
.
Personal Details
William I De Alencon
He died in 1028.
Mathilde De Ganelon
Mathilde was born in 0975.
Children
William Talvas II De Alencon
William Talvas II is no longer alive.
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William I De Alencon & Mathilde De Ganelon 
William I De Alencon & Mathilde De Ganelon