Isaäc Verdooner was a son of Tobias Verdooner and Margaretha Cohen Bromet. He married Rebecca Wertheim in 1898 in Amsterdam. She passed away in 1927. They had at least ten children, among whom Margaretha. Isaäc Verdooner remarried in 1930 to Leena Kampion.
Stadsarchief Amsterdam, archiefkaart Isaac Verdooner
Biography