When copying data from this family tree, please include a reference to the origin: Ton Deunhouwer, "Ancestors Patrick Johan Deunhouwer", database, Genealogy Online (https://www.genealogieonline.nl/kwartierstaat-patrick-johan-deunhouwer/I9145.php : accessed May 24, 2024), "Willem van Normandie (????-1050)".
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