Chaim Shaul Abud (Hebrew: חיים שאול עבוד‎‎; 1890–1977) was an Israeli poet, rabbi, educator, and philanthropist.

Abud was the author of the book "Shirayi Zimra Ha-Shalem", which combines the poetry of Baqashot form the Jewish community of Aleppo (halab or aram tzoba) and songs that he wrote himself.

In 1907, he relocated to Buenos Aires to serve as a cantor (Hazzan) and a school teacher in the Jewish community of the city.

He also established and managed a fund loan for the residents of Jerusalem and supported financially at Yeshivat Porat Yosef in the city.

The most famous of his students is Rabbi Ovadia Yosef among others the cantors Moshe Habusha and Yehiel Nahari.