When copying data from this family tree, please include a reference to the origin: Ruud Hilgers, "Genealogy Hilligers (Hillegers, Hilgers, Hellegers, Heiligers etc.), Rotterdam region, Delfshaven, Schiedam", database, Genealogy Online (https://www.genealogieonline.nl/genealogie-hilligers/I751.php : accessed January 18, 2026), "Antonia van der Sijs".
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Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
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