Meijer Heertje was the son of Hartog Heertje and Saartje Hamel. He married to Engeltje Croonenberg. They had three children:
Henri, Celien and one child who of whom it is uncertain whether it survived the war.
Addition of a visitor of the website
In addition, Jokos files (numbers 728, 729) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.