Judith Coezijn was a daughter of Philip Coezijn and Vrouwtje Poppegaai. She married 25 June 1938 in Amsterdam to Tobias da Silva Rosa.
City Archive of Amsterdam, archive card and family registration card of Philip Coezijn .
In addition, a Jokos file (number 8957) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.