Reuven Elbaz (Hebrew: ראובן אלבז; born 1944) is a Sephardi Haredi rabbi, rosh yeshiva, and a leader of the baal teshuva movement among Sephardi and Mizrahi Jews in Israel. He is the founder and head of the Ohr Hachaim network of institutions, which operates educational, humanitarian, prison, and drug rehabilitation programs in 350 branches across Israel. He is also the founder and dean of Yeshivat Ohr Hachaim in Jerusalem, which enrolls more than 500 students. He is a senior member of the Moetzet Chachmei HaTorah of the Shas political party.