Rebecca Reindorp was a daughter of Mozes Reindorp and Betje Blitz. This was a family with fourteen children, among them Izak Philip, Flora and Rebecca herself, who have not survive the Holocaust. Her sister Saartje passed away in October 1940 in Amsterdam, but could be buried on 16t October 1940 at the Jewish Cemetery of Muiderberg.
Rebecca married on 14 December 1907 to Hijman Pinnes (Pinas) Vri…