Isaac van Loon was a son of Salomon van Loon and Marianna Bonewit, who both passed away already before the war.
He married 6 August 1919 in Amsterdam to Vrouwtje Ketellapper, a daughter of Marcus Ketellapper and Rachel Bonewit.
The couple had three children.
Isaac was born in a family with 10 chil…
In addition, a Jokos file (number 50593) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.