| Elkan Hakker (1883 - 1943) |
|
| Rachel Waas Kijl (1875 - 1917) |
| Gerrit van der Hoek | Sientje Hakker |
| b. 9 Feb 1904, Amsterdam, Nord-Holland, Netherlands d. 4 Jun 1943, Sobibor Death Camp, Biala Podleska, Poland. bur. occ. edu. rel. |
b. 17 Dec 1904, Amsterdam, Nord-Holland, Netherlands d. 4 Jun 1943, Sobibor Death Camp, Biala Podleska, Poland. bur. occ. edu. rel. |
| Elkan van der Hoek |