Jodl, Alfred Gustav (1892?–1946), a German army officer. Jodl was chief of staff of the high command of the armed forces, 1938–45, rising to the rank of colonel general. He reported directly to Adolf Hitler and helped plan World War II strategy. On May 7, 1945, Jodl signed the German unconditional surrender to the Allies at Reims, France. He was found guilty of war crimes by the International Military Tribunal at Nuremberg, and was hanged.