Karl Jarres (21 September 1874 - 20 October 1951) was a politician of the German People's Party (Deutsche Volkspartei, or DVP) during the Weimar Republic. Jarres was born in the city of Remscheid. Rhenish Prussia, and after legal studies in Bonn as a young adult, pursued an administrative career. He was mayor of his native Remscheid from 1910 until 1914 and was subsequently the mayor of Duisburg, located in the Ruhr region, from 1914 until 1933. During the Weimar period he served as Interior Minister and Vice Chancellor in the cabinets of Gustav Stresemann and Wilhelm Marx.