About Jacob de Jong

Jacob de Jong was a son of Michel de Jong and Naatje Polak. He previously married Roosje Roodenburg in 1910 in Rotterdam. She died in 1935. Together they had nine children of whom one survived the war. Children not living with their parents anymore were Hartog, Michel, Susanna, Isaac, Sophie, Sientje and Naatje. He remarried Kaatje van Gelder around 1937.
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