Benjamin van der Sluis was a son of Joseph van der Sluis and Eshter Spaanbroek. His siblings were Simon and Elisabeth, who have survived the Holocaust, Klara, Gerrit, Ephraim, Jaantje, Sientje, Isak, Leentje, and Marcus.
Benjamin married Helena van Tijn in Amsterdam on 10 August 1938, a daugther of Mozes van Tijn and Debora Roosje Engelsman. The couple had no children.
City Archive of Amsterdam, archive card of Benjamin van der Sluis, Helena van Tijn and website www.wiewaswie.nl.
Biography