| Abraham de Jacob de Isaac de Jacob de Leon (1891 - ) |
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| Rachel de Wolf de Groot (1828 - ) |
| Jacob de Leon de Leon | Alida de Uri Sluis |
| b. 26 Sep 1853, Amsterdam, Nord-Holland, Netherlands d. 4 Jun 1938, Amsterdam, Nord-Holland, Netherlands bur. 7 Jun 1938, Ouderkerk aan de Amstel, Noord-Holland, Netherlands. occ. edu. rel. |
b. 26 Jun 1863, Amsterdam, Nord-Holland, Netherlands d. 15 Apr 1943, Westerbork, Drenthe, Netherlands. bur. 9 Aug 1943, Ouderkerk aan de Amstel, Noord-Holland, Netherlands. occ. edu. rel. |
| Spouses: 1, 2 |