List of ship launches in 1951

The list of ship launches in 1951 includes a chronological list of all ships launched in 1951.

	Country	Builder	Location	Ship	Class / type	Notes
27 January	United States	Fore River Shipyard	Quincy, Massachusetts	Northampton	Unique command cruiser
2 March	United States	Electric Boat	Groton, Connecticut	K-1	Barracuda-class submarine	First in class
8 March	United Kingdom	John Brown and Company	Clydebank, Scotland	Norfolk Ferry	Train ferry	For British Transport Commission
9 April	United Kingdom	John I. Thornycroft & Company	Southampton, England	Duchess	Daring-class destroyer
2 May	United States	Mare Island Naval Shipyard	Vallejo, California	K-2	Barracuda-class submarine
14 June	United States	Electric Boat	Groton, Connecticut	Trigger	Tang-class submarine
16 June	Italy	Ansaldo Shipyards	Genoa	Andrea Doria	Ocean liner	For Italian Line
19 June	United States	Portsmouth Naval Shipyard	Kittery, Maine	Tang	Tang-class submarine	First in class
21 June	United Kingdom	Harland and Wolff	Belfast, Northern Ireland	Kenya Castle	Ocean liner	For Union-Castle Line
21 June	United States	Mare Island Naval Shipyard	Vallejo, California	K-3	Barracuda-class submarine
21 August	United States	Electric Boat	Groton, Connecticut	Trout	Tang-class submarine
16 October	United States	Portsmouth Naval Shipyard	Kittery, Maine	Wahoo	Tang-class submarine
30 November	Canada	Canadian Vickers	Montreal, Quebec	St. Laurent	St. Laurent-class destroyer	First in class
3 December	United States	Electric Boat	Groton, Connecticut	Harder	Tang-class submarine
Unknown date	Denmark	Helsingør Skibs og Maskinbyggeri	Helsingør	Saint Germain	Train ferry	For SNCF