Louis Frank was a son of Hartog Frank and Grietje van der Kar. He married 11 October 1933 in Amsterdam to Hendrika van de Kar, a daughter of Gompert van de Kar and Rachel Tas.
Louis had another sister Marie and two brothers, David and Salomon, who also have been killed during the Holocaust.
City Archive of Amsterdam, archive card of Hartog Frank, Hendrika van de Kar an and addition of a visitor of…