Rabbi Zalman Leib (Yekusiel Yehuda) Teitelbaum (born 1952) is one of two Grand Rebbes of Satmar, and the third son of Grand Rabbi Moshe Teitelbaum, the late Rebbe of the Satmar Hasidim. He is the son-in-law of the previous Bistritzer Rebbe of Brooklyn. He is a rabbi in one of the Satmar congregations in Williamsburg and the Dean of a Satmar Yeshiva of Queens. In 2007 Newsweek named him the 15th most prominent rabbi.