Roza Hirsch had a great many relatives living in The Hague. She had three maternal aunts, all of whom were killed in the war, as were two of her uncles and five cousins. For these families in the Monument, see Rosa Sievers-Menczer, Ilona Hamme-Menczer and Margit Hamme-Menczer.
Addition of a visitor of the website
In addition, a Jokos file (number 7519) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.