Benjamin Ruben de Swarte and Ellen Sanders married on 6 June 1940 in Amsterdam. They had one child that survived the war.
Stadsarchief Amsterdam, archiefkaart Benjamin Ruben de Swarte
In addition, Jokos files (numbers 55743, 6308) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.The Jokos files reveal that a claim was lodged for compensation for valuables surrendered to the Lippmann-Rosenthal looting bank (L-claim, number 2311/18613).