Saartje Polak-de Rooij

Saartje de Rooij was married. The couple had one daughter, Dina Kitty Polak. The husband of Saartje de Rooij survived the war.
Amsterdam Municipal Archives; record card of Saartje de Rooij

During the war Saartje de Rooij was in hiding in Friesland (Frisia). In the autumn of 1943 she was betrayed and arrested. She sent a note from Westerbork to the people who had kept her in hiding.
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Joseph de Rooij and Keetje Waas married in 1905 in Amsterdam. They had five children, among whom Elisabeth and the here mentioned Saartje and Anna.
Stadsarchief Amsterdam, archiefkaart Joseph de Rooij

In addition, a Jokos file (number 3514) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.