Rabbi Jakob de Wilde was married to Hanna Smeer. The couple lived in the Willem II-straat in Tilburg. They had no children.
Amsterdam municipal archive, Records Jokos, Möbel-claim 17266; property Joods Maatschappelijk Werk
In addition, a Jokos file (number 17266) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.