Hillel Zaks

Hillel Zaks (הלל זקס; February 2, 1931 – January 13, 2015) was the founder and rosh yeshiva of Yeshivas Knesses Hagedolah in Kiryat Sefer.

He was the son of Mendel and Faiga Chaya Zaks, the youngest daughter of Israel Meir Kagan.

He served as one of Hebron Yeshiva's senior roshei yeshiva until he founded Yeshivas Knesses Hagedolah in Kiryat Sefer.