Hermann Fischer may refer to:
Hermann Fischer (athlete) (1912–1984), German wrestler and Communist resistance fighter Hermann Fischer (banker) (1873–1940), German banker, member of the 4th German Reichstag (Weimar Republic) Hermann Fischer (general) (1894–1968), Generalleutnant in the Wehrmacht during World War II Hermann Emil Fischer (1852–1919), German chemist Hermann Otto Laurenz Fischer, German American chemist Hermann Willibald Fischer (1896–1922), German mechanical engineer and assassin