| Family page | 
| Marcus Salomon (Maurits) Hakker, birth 30 Mar 1901 Den Haag, died 30 Sep 1942 Auschwitz living Den Haag, son of Salomon David Hakker and Rebecca Barend Blok
 to: Doortje David Blok, birth 1 Dec 1902 Den Haag, died 23 Aug 1942 Auschwitz living Den Haag, daughter of David Blok and Heintje de Vries
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| 1) Rebecca Marcus Hakker, birth 6 Jul 1926 Den Haag, died 30 Sep 1942 Auschwitz, occupation: seller | 
| 2) Heintje Marcus Hakker, birth 5 Jan 1929 Den Haag, died 23 Aug 1942 Auschwitz | 
| 3) Sara Marcus Hakker, birth 15 Jan 1937 Den Haag, died 23 Aug 1942 Auschwitz |