Rachel Polak was a daughter of Isaac Polak and 500114. She married 24 march 1937 in Amsterdam Michel de Vries, a son of Hijman de Vries and Branca Zak.
City Archive of Amsterdam, family registration card of Isaac Polak and archive card of Hijman de Vries.
This person is commemorated on the monument Schaduwkade in Amsterdam. The names of the 200 jewish inhabitants of the Nieuwe Keizersgracht are placed on the canal wall opposite the houses where they once lived.