| 释义 |
{{italic title prefixed|16}} U-103 may refer to one of the following German submarines: - {{SMU|U-103}}, a Type U 57 submarine launched in 1917 and that served in the First World War until sunk 12 May 1918
- During the First World War, Germany also had these submarines with similar names:
- {{SMU|UB-103}}, a Type UB III submarine launched in 1917 and sunk after 14 August 1918
- {{SMU|UC-103}}, a Type UC III submarine launched in 1918 and surrendered on 22 November 1918; broken up at Cherbourg in 1921
- {{GS|U-103|1940}}, a Type IXB submarine that served in the Second World War until taken out of service in March 1944; sunk on 15 April 1945
{{Shipindex}}{{DEFAULTSORT:U-103}} 1 : Submarines of Germany |