- 1905 - Birth, Bialystok
- 1942 - Death - Y, Treblinka, Poland
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| PARENT (M) Lew Leib Kowalek Kowalski | |||
| Birth | 1880 | ||
| Death | 1943 | Getto Bialystok | |
| Marriage | 12 March 1904 | to Rejzla Lewin at Bialystok | |
| Father | Shimon Arie Kowalek Kowalski | ||
| Mother | Sara Leha | ||
| PARENT (F) Rejzla Lewin | |||
| Birth | 1886 | Zabludow, Poland | |
| Death | 1943 | Getto Bialystok | |
| Marriage | 12 March 1904 | to Lew Leib Kowalek Kowalski at Bialystok | |
| Father | Pinchus Lewin | ||
| Mother | ? | ||
| CHILDREN | |||
| M | Izrael Kowalek Kowalski | ||
| Birth | 8 February 1915 | Bialystok, Poland | |
| Death | 23 May 2001 | Moscow, Russia | |
| Marriage | 19 August 1944 | to Klara Kremer at Uffa | |
| M | Izaak Izydor kowalek-Kowalski | ||
| Birth | 13 June 1907 | Bialystok | |
| Death | 10 March 1972 | Israel | |
| Marriage | to Malwina Malka Mala Hurwicz | ||
| M | Abram Kowalek Kowalski | ||
| Birth | 1905 | Bialystok | |
| Death | 1942 | Treblinka, Poland | |
