German submarine U-41

U-41 may refer to one of the following German submarines:


 * SMU U-41 (Germany), was a Type U 31 submarine launched in 1914 and that served in the First World War until sunk 24 September 1915
 * During the First World War, Germany also had these submarines with similar names:
 * SMU UB-41, a Type UB II submarine launched in 1916 and sunk on 5 October 1917
 * SMU UC-41, a Type UC II submarine launched in 1916 and sunk on 21 August 1917
 * GS U-41 (1939), a Type IX submarine that served in the Second World War until sunk on 5 February 1940

U-41 or U-XLI may also refer to:
 * SMU U-41 (Austria-Hungary), a U-27 class submarine of the Austro-Hungarian Navy