| Family Tree Collection | Main index A-Z | Total index | Names | Index places | Hakker | 
| Family page | 
| Abraham Barend Hakker, birth 1 Jul 1885 Den Haag, died 19 Oct 1942 Auschwitz living Den Haag, occupation: sigarmaker, merchant, son of Barend Jacob Hakker and Betje Moses Keijl
 to: Marianne Abraham Mock, birth 21 Nov 1886 Amsterdam, died 5 Mar 1943 Sobibor living Den Haag, daughter of Abraham Mock and Kaatje Polak | 
| 1) Barend Abraham Hakker, birth 3 Nov 1914 Den Haag, died 2 Jul 1943 Sobibor living Den Haag, occupation: tabacco dealer
 to: Eva Joseph van Praagh, birth 13 Dec 1914 Den Haag, died 16 Apr 1943 Sobibor living Den Haag, occupation: office-worker, daughter of Joseph van Praagh and Mietje Huisman |