The 50th Infantry Division (50.Infanterie-Division) was a division of the Imperial German Army during World War I. The division was formed on March 10, 1915 from units taken from other divisions or newly raised. Its infantry core was from Westphalia: the 39th Lower Rhine Fusilier Regiment, taken from the 14th Reserve Division (German Empire), the 53rd Westphalian Infantry Regiment, taken from the 14th Infantry Division, and the 158th Lorraine Infantry Regiment, taken from the 13th Infantry Division.