# Josef Mojsze Biderman (b.1891) <!-- AUTO:BEGIN — generated from GEDCOM; do not edit, overwritten on rebuild --> > 🔵 **Bernstein — Ozzy's side** · Relationship to Ozzy: **3rd cousin 3x removed** **Born** 1891 — [[Łęczna]] **Parents** [[Jankiel Dawid Biderman (b.1866)]] · [[Estera Malka Frydman]] **Spouse** [[Ruchla Herszenstras]] **Siblings** [[Abram Berek Biderman (b.1888)]] · [[Chaskel Menachem Biderman (d.1942)]] *GEDCOM I513317 · Bernstein tree · synced 2026-07-01* <!-- AUTO:END --> ## Research *(your reasoning — preserved across every rebuild)* ## Evidence ## Open questions