Ernst Sachs
Ernst Sachs is the name of the following people:
- Ernst Sachs (entrepreneur) (1867–1932), German industrialist, inventor of the freewheel hub with coaster brake on bicycles
- Ernst Sachs (General) (1880–1956), German officer, SS-Obergruppenführer
- Ernst Sachs (engineer) (1890–1977), German engineer, inventor of the soldering iron
- Ernst Wilhelm Sachs (1929–1977), German industrialist