Abraham Halevi (Adolf) Fraenkel (; February 17, 1891, Munich, Germany – October 15, 1965, Jerusalem, Israel), known as Abraham Fraenkel, was a German-born Israeli mathematician. He was an early Zionist and the first Dean of Mathematics at the Hebrew University of Jerusalem. He is known for his contributions to axiomatic set theory, especially his addition to Ernst Zermelo's axioms which resulted in Zermelo–Fraenkel axioms.