Szmul Berek Bengelsdorf
M, b. 9 December 1860, d. 22 September 1862
| Father* | Jankiel Bengelsdorf b. 7 Mar 1838, d. b 1904 |
| Mother* | Chaja Sora Iworejkes b. 13 Jul 1838, d. 1919 |
Szmul Berek Bengelsdorf was born on 9 December 1860 at Ostrow Mazowiecka, Ostrow, Lomza. He was the son of Jankiel Bengelsdorf and Chaja Sora Iworejkes. He died on 22 September 1862 at Ostrow Mazowiecka, Ostrow, Lomza, at age 1.