''U-7'' may refer to one of the following
submarines
A submarine (or sub) is a watercraft capable of independent operation underwater. It differs from a submersible, which has more limited underwater capability. The term is also sometimes used historically or colloquially to refer to remotely o ...
:
Germany
* , was a
Type U 5 submarine launched in 1910 and served in the
First World War until sunk on 21 January 1915
** During the First World War, Germany also had these submarines with similar names:
*** , a
Type UB I submarine launched in 1915 and sunk on 27 September 1916
*** , a
Type UC I submarine launched in 1915 and grounded on 5 July 1916
* , a
Type IIB submarine that served in the
Second World War and stricken on 18 February 1944
* , a
Type 205 submarine of the
Bundesmarine that was launched in 1964 and sold in 1965
Austria-Hungary
* was the designation applied to two submarines:
** , ordered as ''U-7'', the
lead boat for the Austro-Hungarian Navy
''U-7'' class; sold to Germany before her 1915 launch; became lead boat of
German Type U 66 submarine; disappeared September 1917
** , a
German Type UB I submarine that operated in the
Mediterranean; co-flagged as the Austro-Hungarian U-boat SM ''U-7''; disappeared September 1916
{{DEFAULTSORT:U-0007
Submarines of Germany