Yitzhak Yaakov Rabinovich
Yitzhak Yaakov Rabinovich, יצחק יעקב ראבינאוויטש, known also as reb Itzele Ponevezher, was an Orthodox rabbi, supporter of socialist ideas and founder of the Ponevezh Yeshiva. Wikipedia
Born: 1854, Russian Empire
Died: February 21, 1919 (age 65 years), Panevėžys, Lithuania