Kaatje van Leeuwen, daughter of Meijer van Leeuwen and Eva van Driel, was the widow of Hijman Benjamin Vorst who died in Amsterdam on 19 July 1926. Kaatje Vorst-van Leeuwen had gone into hiding in Amsterdam. In early January 1944, she was betrayed and deported to Auschwitz via Westerbork.
M. Wolff, De nakomelingen van Wolff ben Eleazar en Moshe ben Gompertz Halevi, 1695-1995 (Arnhem, 2001) 159, 16…