Menachem Mendel Taub (Hebrew: מנחם מנדל טאוב) (1923–2019) was the Rebbe of the Kaliv (Rozlo) Hasidic dynasty in Jerusalem, Israel. Born in Transylvania in 1923, he was seventh in a direct paternal line to the founder of the dynasty, Rabbi Yitzchak Izak of Kaliv, a disciple of Elimelech of Lizhensk. His second cousin, Rabbi Moshe Taub, is the Kalover Rebbe in Brooklyn, New York.