SM U-102 or SM Unterseeboot 102 was a German Type U 57 submarine used by the Imperial German Navy in World War I. U-102 was launched on 12 May 1917.
SM U-102 or SM Unterseeboot 102 was a German naval vessel of the Type U 57 employed during World War I by the Imperial German Navy. It was commissioned on 12 May 1917, highlighting its military significance.