Machiel Reens and Dina de Jonge Urbach married in 1907 in Amsterdam.
Stadsarchief Amsterdam, archiefkaart Machiel Reens
Machiel Reens and Dina de Jonge Urbach had two children. Two of them were married to non-Jewish partners and survived the war.
Addition of a visitor of the website
In addition, a Jokos file (number 4456) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos file reveals that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 9889/5050).