German submarine U-20

U-20 may refer to one of the following German submarines:

• SM U-20 (Germany), was a Type U 19 submarine launched in 1912 and that served in the First World War until grounded on 4 November 1916; notable for sinking RMS Lusitania
  • During the First World War, Germany also had these submarines with similar names:
    • SM UB-20, a Type UB II submarine launched in 1915 and sunk 28 July 1917
    • SM UC-20, a Type UC II submarine launched in 1916 and surrendered on 16 January 1919
• German submarine U-20 (1936), a Type IIB submarine that served in the Second World War and was scuttled on 10 September 1944
• German submarine U-20 (S199), a Type 206 submarine of the Bundesmarine that was launched in 1974 and scrapped in 1996 and sold to Indonesia

List of ships with the same or similar names

This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.