Battleships That Never Were

This page lists battleships that were planned but for various reasons were never built. Some were cancelled during construction, some were converted into aircraft carriers and others never even made it past the drawing board.

Name/Nationality Project Status
 

Austria-Hungary

 
Ersatz Monarch class (Super-dreadnought battleship) four planned, none completed.
Ersatz Monarch (designated: Schiff VIII) Not laid down
Ersatz Wien (designated: Schiff IX) Not laid down
Ersatz Budapest (designated: Schiff X) Not laid down
Ersatz Habsburg (designated: Schiff XI) Not laid down
 

Chile

 
Almirante Latorre class (Super-dreadnought battleship) two planned, Almirante Latorre completed.
Almirante Cochrane Purchased by Britain and completed as an aircraft carrier: H.M.S. Eagle, 1917
 

Greece

 
Bretagne class (Super-dreadnought battleship) one planned for Greece (ordered from France), the three French units were completed.
Vasilefs Konstantinos Construction abandoned by France with the outbreak of World War I.
 

France

 
Normandie class (Super-dreadnought battleship) five planned, none completed.
Normandie Not completed
Flandre Not completed
Gascogne Not completed
Languedoc Not completed
Béarn Completed as an aircraft carrier
 
Lyon class (Super-dreadnought battleship) four planned, none completed.
Lyon Drawing board
Duquesne Drawing board
Lille Drawing board
Tourville Drawing board
 
Richelieu class (Super-dreadnought fast battleship) four planned, Richelieu & Jean Bart completed.
Clemenceau Sunk by aircraft incomplete, 1944
Gascogne Drawing board
 

Germany

 
Mackensen class (Super-dreadnought battlecruisers).
Mackensen Not completed
Prinz Eitel Friedrick Not completed
Graf Spee Not completed
Fürst Bismarck Not completed
 
Bayern class (Super-dreadnought battleship) four planned, Bayern & Baden completed.
Sachsen Not completed
Wurttemberg Not completed
 
H41 class (Super-dreadnought battleship) six planned, none completed.
Unnamed Not completed
Unnamed Not completed
Unnamed Drawing board
Unnamed Drawing board
Unnamed Drawing board
Unnamed Drawing board
 
Unnamed class (Super-dreadnought battlecruiser) three planned, none completed.
Unnamed Drawing board
Unnamed Drawing board
Unnamed Drawing board
 

Italy

 
Francesco Caracciolo class (Super-dreadnought fast battleship) four planned, none completed.
Cristoforo Colombo Not completed
Francesco Caracciolo Launched 12 May 1920. Scrapped incomplete
Francesco Morosini Not completed
Marcantonio Colonna Not completed
 
Vittorio Veneto class (Super-dreadnought fast battleship) four planned, Vittorio Veneto, Littorio & Roma completed.
Impero Not completed
 

Japan

 
Tosa class (Super-dreadnought fast battleship) two planned, none completed.
Kaga Completed as an aircraft carrier, 1923
Tosa Not completed due to 1922 Washington treaty. Expended as a target, 1925
 
Amagi class (Super-dreadnought battlecruiser) four planned, none completed.
Akagi Completed as aircraft carrier
Amagi To be completed as aircraft carrier, destroyed by earthquake incomplete
Atago Not completed. Cancelled Feb 1922 due to Washington treaty
Takao Not completed. Cancelled Feb 1922 due to Washington treaty
 
Yamato class (Super-dreadnought battleship) five planned, Yamato & Musashi completed.
Shinano Completed as aircraft carrier
Unnamed (hull number 111) Only 30% completed
Unnamed (hull number 797) Drawing board
 
'Super-Yamato' class (Super-dreadnought battleship) two planned, none completed.
Unnamed (hull number 798) Drawing board
Unnamed (hull number 799) Drawing board
 
B-64/65 class (Super-dreadnought battlecruiser) two planned, none completed.
Unnamed (hull number 795) Drawing board
Unnamed (hull number 796) Drawing board
 
Kii class (Super-dreadnought fast battleship) four planned, none completed.
Kii Cancelled 14 April 1924
Owari Cancelled 14 April 1924
Unnamed (battleship number 11) Cancelled 19 Nov 1923
Unnamed (battleship number 12) Cancelled 19 Nov 1923
 
1921 class (Super-dreadnought fast-battleship) four planned, none completed.
Unnamed (battleship number 13) Drawing board
Unnamed (battleship number 14) Drawing board
Unnamed (battleship number 15) Drawing board
Unnamed (battleship number 16) Drawing board
 

Ottoman Empire

 
Sultan Osman I (dreadnought battleship) Ordered by Brazil and launched as Rio de Janeiro, she was sold to Turkey whilst still fitting out. The Royal Navy then took over and re-named her Agincourt with the outbreak of World War One.
 
Reshadieh class (dreadnought battleship) two planned, Reshadieh completed, but taken over by Britain as HMS Erin with the outbreak of World War One.
Unnamed Cancelled due to Balkan war.
 

Russia/U.S.S.R.

 
Imperator Nikolai I class
Imperator Nikolai I Not completed due to capture by the Germans (Feb 1918) and destruction by the Allies (1919) to prevent it falling into Bolshevik control.
 
UP41 class
UP41 Drawing board
 
Sovietsky Soyuz class
Sovietsky Soyuz Not completed
Sovietskaya Byelorussia Material assembled. Not laid down
Sovietskaya Ukraina Not completed
 
Kirov class (Missile battlecruiser) five planned, Kirov, Frunze, Kalinin & Yuri Andropov completed.
Dzerzhinsky Cancelled
 

United Kingdom

 
Queen Elizabeth class (super-dreadnought fast battleship) six planned, Queen Elizabeth, Warspite, Barham, Malaya & Valiant completed.
Agincourt Cancelled
 
Lion class (super-dreadnought battleship) four planned, none completed.
Lion Not completed
Temeraire Not completed
Conqueror Not laid down
Thunderer Not laid down
 
L2 class (super-dreadnought battleship)
L2 Drawing board
 
L3 class (super-dreadnought battleship)
L3 Drawing board
 
M2 class (super-dreadnought battleship)
M2 Drawing board
 
N3 class (super-dreadnought battleship)
N3 Drawing board
 

United States of America

 
Colorado classs (super-dreadnought battleship) four planned, Colorado, Maryland & West Virginia completed.
Washington 75.9 percent complete, sunk as target 26 Nov 1924
 
Lexington class (super-dreadnought battlecruiser) six planned, none completed.
Lexington Completed as aircraft carrier
Saratoga Completed as aircraft carrier
Constellation Not completed
Ranger Not completed
Constitution Not completed
United States Not completed
 
South Dakota class (BB49) six planned, none completed.
South Dakota Not completed
Indiana Not completed
Montana Not completed
North Carolina Not completed
Iowa Not completed
Massachusetts Not completed
 
Iowa class six planned, Iowa, New Jeresy, Missouri & Wisconsin completed
Illinois Not completed
Kentucky Not completed
 
Alaska class (dreadnought battlecruiser) six planned, Alaska & Guam completed.
Hawaii Not completed
Philippines Drawing board
Puerto Rico Drawing board
Samoa Drawing board
 
Montana class (super-dreadnought fast battleship) five planned, none completed.
Montana Drawing board
Ohio Drawing board
Maine Drawing board
New Hampshire Drawing board
Louisiana Drawing board
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