Samuel de Jong was a son of Marcus de Jona and Judith Buitenkant. He married 18 February in Amsterdam to Anna Luza, a daughter of Salomon Luza and Eva Berkhof. Both marriage partners were wed before; their marriages have ended by divorce.
website www.wiewaswie.nl.
In addition, a Jokos file (number 31117) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.