The 50th Reserve Division (50. Reserve-Division) was a unit of the Imperial German Army in World War I. The division was formed in September 1914 and organized over the next month, arriving in the line in October. It was part of the first wave of new divisions formed at the outset of World War I, which were numbered the 43rd through 54th Reserve Divisions. The division was initially part of XXV Reserve Corps. It was disbanded in 1919 during the demobilization of the German Army after World War I.