When copying data from this family tree, please include a reference to the origin: Bertho Derikx, "Family tree Derikx - Hendriks", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-derikx/I3952.php : accessed June 25, 2024), "Henrick Willems van der Heijden (????-± 1485)".
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