Gersz Lejzor Potaznik
M, b. 3 September 1899
| Father* | Chaim Jankel Potaznik b. c 1871 |
| Mother* | Dwojra Rozencwajg b. 17 May 1876 |
Gersz Lejzor Potaznik was born on 3 September 1899 at Obozisko, Radom, Radom. He was the son of Chaim Jankel Potaznik and Dwojra Rozencwajg.