Norbert Jacques (6 June 1880 – 15 May 1954) was a Luxembourgian German-language novelist, journalist and screenwriter. He was born in Luxembourg-Eich, Luxembourg, and died in Koblenz, West Germany. He created the character Doctor Mabuse who was a feature of some of his novels, including "Mabuse's Colony". Jacques is known best for his work for German cinema. He is credited with writing the scripts for 16 films made between 1922 and 1990. In 1922 he received German citizenship.