Gaston Jèze (Toulouse, March 2, 1869 – August 5, 1953 in Deauville) was a French academic, humanitarian and Human Rights activist. He was a professor of public law , president of the International Law Institute , founder and director of the Journal of Science and financial legislation (from 1903) Director of the Public Law Review (1904 to 1953).

During the 1930's he served as legal counsel to Emperor Haile Sailassie of Ethiopia, who had been deposed and exiled by the Italian Fascists. During World War II he spoke out against the persecution of Jews and other minorities by Vichy France.

Gaston Jeze was a leading proponent of and was largely responsible for promoting the establishment of finance as a separate discipline in the universities of France. He contributed to the shift in thinking from the notion of "power in the public sphere" to the idea of "public service".

A specialist in public finance and administrative law, Gaston Jeze was one of the first academics to author a study of legal phenomena such as financial phenomena that takes into account all factors, whether legal, economic, financial, social or political . And was a leading proponent of and was largely responsible for promoting the establishment of finance as a separate discipline in the universities of France. He contributed to the shift in thinking from the notion of "power in the public sphere" to the idea of "public service".