Leendert Waterman married 6 August 1941 in Amsterdam to Rosalie Zwaab, a daughter of Philip Zwaab and Judith Blog.
City Archive of Amsterdam, archive card of Rosalie Zwaab .
In addition, Jokos files (numbers 54615, 54635) on this family or other family members are at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.