SM U-2 (Germany)

SM U-2 was a German U-boat built for the Imperial German Navy. Only one of the type, sometimes called German Type U 2 submarine, was built. U-2 was ordered from Kaiserliche Werft of Danzig on 4 March 1906, launched on 18 June 1908, and commissioned into the Kaiserliche Marine on 18 July 1908. She conducted no war patrols and spent World War I as a training platform.

After Germany's surrender, she was broken up at Stinnes on 19 February 1919.