Yitzhak Aharon Korff

Yitzchok A. Korff (Ira A.)
Nationality	American
Other names	Yitzhak Aharon Korff Yitzhak Korff Y.A. Korff
Occupation	Grand Rabbi, chaplain, lawyer, diplomat, businessman and entrepreneur

Grand Rabbi Yitzhak Aharon (Ira A.) Korff is the Rebbe of Zvhil – Mezhbizh. Since 1975 he has been the Chaplain of the City of Boston (serving the Boston Police and Fire Departments, Mayor's Office, and other City departments and agencies) and spiritual leader of Congregation Bnai Jacob, Zvhil–Mezhbizh Beis Medrash of Boston, Miami, Florida, and Jerusalem, Israel. He is a dayan (judge of Jewish law) of the BaDaTz Boston Beth din (rabbinical court) and Vaad HaRabbonim (council of rabbis). He is also Honorary Consul to the government of Austria and publisher of the Boston-based Jewish newspaper The Jewish Advocate.

Rabbi Korff's father was Rabbi Nathan (Nochum or Menachem Nochum) Korff, who served as founding rabbi of Congregation B'nai Jacob in Milton, Massachusetts. His uncle Rabbi Baruch Korff was well known as a spiritual advisor to Richard Nixon.

Rabbi Korff is a direct descendant of the Baal Shem Tov, the 18th century founder of the Hasidic movement, through the Baal Shem Tov’s grandson Rabbi Boruch of Medzhybizh, founder of the Mezhbizh Hasidic dynasty. Rabbi Korff is also descended from numerous other Hasidic dynasties, including Zlotshev, Chernobyl, Apt, Yampol and Karlin, as well as Zvhil.

He is also a descendant of the Chabad chasidic dynasty through the Chabad Mitler Rebbe's daughter and son-in-law Rabbi Yaakov Yisroel of Cherkass, son of Grand Rabbi Mordechai (Magid of Chernobyl).

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