Marcus Polak was a son of Emanuel Polak and Sophia Levee. He married 30 January 1919 in Amsterdam to Mietje Polak, a daughter of Machiel Polak and Betje Grishaver. The couple had one daughter: Sophia.
City Archive of Amsterdam, family registration card and archive card of Marcus Polak, Municipal Archive of Den Haag, family registration card of Marcus Polak and website www.wiewaswie.nl.
Biography