Isaak de Wolf was a son from the first marriage of his father Jacob de Wolf and Rebecca Blog, who passed away in 1932. He married Frederika Springer in Amsterdam on 24 May 1939; she has survived the Holocaust. The couple had no children. Isaak has been killed already on 10 August 1941 in Mauthausen. The family lived at Nieuwe Uilenburgerstraat 36 II in Amsterdam.
Isaak was born into a family of se…