Elsje Lelie was a daughter of Moses Levie Lelie and Catolina de Haas. She married Salomon de Jong in 1895 in Alkmaar. They had at least three children, among whom Judith.
Addition of a visitor of the website
In addition, a Jokos file (number 40233) on this person is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.