| Family page | 
| Zacharias Levie (Jacques) Hakker, birth 2 Jun 1887 Amsterdam, died 2 Jul 1943 Sobibor living Amsterdam, occupation: travelagent, son of Levie Jonas Hakker and Betje Zacharias Velleman
 to: Jenny Rafalowitz, birth 14 Dec 1890 Amsterdam, died 2 Jul 1943 Sobibor living Amsterdam, daughter of Philip Rafalowitz and Ernestine Henoch
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| 1) Bertha Hakker, birth 6 Sep 1914 Watergraafsmeer (Amsterdam), died 2 Jul 1943 Sobibor | 
| 2) Marcel Philip Hakker, birth 18 Mar 1923 Den Haag, died 9 Feb 1944 Auschwitz |