Chacham Ben-Zion Abba Shaul (1923–1998) was one of the leading Sephardic sages of the modern era and served as Rosh Yeshiva of Porat Yosef in Jerusalem. Renowned for his profound Torah scholarship, humility, and clear halachic guidance, he influenced thousands of students and communities worldwide. His teachings continue to inspire through his renowned works, including Or LeTzion, which remains a widely studied source of Sephardic Jewish law and thought.