Whakaotihia te rerenga e whai ake nei: Ko Aryeh Tzvi Frumer (; ka tuhia hoki "Fromer" ranei "Frommer"; 18842 Mei 1943) he kaiarahi Orthodox, rosh yeshiva, me posek (mana halachic) i te rautau 20 o Poland. I mohiotia ko te Kozhiglover Rav i muri i tana wa poto hei Rav o Koziegłowy, i mahi ia hei rosh yeshiva o te yeshiva i Sochaczew (Sochatchov) mai i te 1910 ki te 1914 me te rosh yeshiva o Yeshivas Chachmei Lublin, te yeshiva tuatahi o Poland, mai i te 1934 ki te 1939. I te wā o te Pakanga Tiamana
I te whakaekenga o Poland, i herea ia ki te Warsaw Ghetto. I te puna o te tau 1943 i whakahekea ia ki te puni whakarau o Majdanek, i reira ia i kohurutia ai. Ko tana pukapuka responsa, "Eretz Tzvi" (Te Whenua Tino Ataahua) e whakahuahia ana a tae noa ki tenei ra.