Roosjen de Leeuw was a daughter of Julius de Leeuw and Geertruida Spits.
website www.wiewaswie.nl .
This person is commemorated on a memorial in 's Heerenberg. More information on this memorial can be found (in Dutch) on the website of the Nationaal Comité 4 en 5 mei.
In addition, a Jokos file (number 13165) on this family is at the Amsterdam Municipal Archive. Access is subject to authorization from the Stichting Joods Maatschappelijk Werk.