Willem Ziekenoppasser, also known as Wolf, was a diamond dealer. He was married to Rachel Polak (also known as Chel) a daughter of Salomon Polak and Rosalia de Winter. Willem Ziekenoppasser had three children from a previous marriage: Henriette and two children that survived the war. Willem Ziekenoppasser died of cancer.
Addition of a visitor of the website
In addition, a Jokos file (number 52468) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.