Levie Kops was a son of Samuel Kops and Matje Peper. He married Femmetje Verdoner in Amsterdam on 27 January 1909. She passed away on 21 July 1933 and Levie remarried Aaltje Hakker on 14 August 1935.
Stadsarchief Amsterdam, archiefkaart Levie Kops.
In addition, a Jokos file (number 8940) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.