| Family page | 
| Calman Salomon Hakker, birth 5 Dec 1894 Den Haag, died 30 Sep 1942 Auschwitz living Den Haag, occupation: dealer in vegetables, ragman, son of Salomon David Hakker and Rebecca Barend Blok
 to: Heintje Barend Fresco, birth 22 Nov 1895 Den Haag, died 30 Sep 1942 Auschwitz living Den Haag, daughter of Barend Fresco and Jetje Fresco
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| 1) Rebecca Calman Hakker, birth 24 Oct 1918 Den Haag, died 30 Sep 1942 Auschwitz living Den Haag, occupation: book-binder | 
| 2) Jetje Calman Hakker | 
| 3) Saartje Calman Hakker, birth 28 Feb 1923 Den Haag, died 30 Sep 1942 Auschwitz living Den Haag, occupation: seamstress | 
| 4) Barend Calman Hakker, birth 3 Jan 1925 Den Haag, besneden op 11-01-1925 "Isachar ben Kalonimus  Pinchas en Hanna bat Isachar", died 22 Aug 1934 Den Haag, buried 24 Aug 1934 Scheveningen on the Jewish graveyard |