 Sonja van CleefBorn 24-8-1922 Amsterdam, Netherland, died 8-10-1942 Auschwitz-Biala Podleska, Poland, 19 or 20 years Marriage/ Related to:  Barend Zwaaf - Verdooner PRIVACY FILTER1st marriage/ related to: Clara Vischjager - Cohen, 2nd marriage/ related to: Sonja van Cleef. Son of Israel Zwaaf - Roodveldt and Matje Verdooner - Cohen-Bromet | |||