Chaim Yisroel HaLevi Belsky (August 22, 1938 – January 28, 2016) was an American rabbi and posek of Orthodox and Haredi Judaism. He was one of the roshei yeshiva (deans) at Yeshiva Torah Vodaas, and rabbi of the summer camp network run by Agudath Israel of America. Belsky served for more than 28 years as a senior kashrut advisor to the Orthodox Union (OU).