| | Country | Builder | Location | Ship | Class / type | Notes |
| 29 January | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | King Theseus | Cargo ship | For Dalhousie Steam and Motorship Co. Ltd.[1] |
| 31 January | United Kingdom | J. Bolson & Son Ltd. | Poole | Y.C.467 | Lighter | For Admiralty.[2] |
| 31 January | United Kingdom | J. Bolson & Son Ltd. | Poole | Y.C.468 | Lighter | For Admiralty.[3] |
| January | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | ADDSCO 609 | Barge | For Alabama Drydock and Shipbuilding Company.[4] |
| January | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | ADDSCO 610 | Barge | For Alabama Drydock and Shipbuilding Company.[4] |
| 2 February | United States | Bath Iron Works | Bath, Maine | Bigelow | Forrest Sherman-class destroyer | |
| 14 February | United Kingdom | Harland & Wolff | Belfast | Afghanistan | Ore carrier | For Commons Bros. Ltd.[5] |
| 14 February | United Kingdom | Harland & Wolff | Belfast | Blackpool | Whitby-class frigate | For Royal Navy. |
| 15 February | United Kingdom | Harland & Wolff | Belfast | Crestbank | Cargo ship | For Bank Line.[6] |
| 16 February | West Germany | Burmester shipyard | Bremen | Lindau | Lindau-class minehunter | For German Navy |
| 18 February | United Kingdom | Brooke Marine Ltd. | Lowestoft | Tunets | Fishing trawler | For private owner.[7] |
| 28 February | United States | Avondale Shipyard | Avondale, Louisiana | De Soto County | De Soto County-class tank landing ship | |
| February | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | ADDSCO 611 | Barge | For Alabama Drydock and Shipbuilding Company.[4] |
| February | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | ADDSCO 612 | Barge | For Alabama Drydock and Shipbuilding Company.[4] |
| 5 March | United States | Newport News Shipbuilding | Newport News, Virginia | York County | De Soto County-class tank landing ship | |
| 9 March | United States | New York Shipbuilding | Camden, New Jersey | Joseph K. Taussig | Dealey-class destroyer escort | |
| 14 March | United Kingdom | Harland & Wolff | Belfast | Esso Glasgow | T2 tanker | New midsection, for Esso Petroleum Co.[8] |
| 15 March | United Kingdom | Harland & Wolff | Belfast | King Charles | Cargo ship | For King Line.[9] |
| 18 March | United States | Fore River Shipyard | Quincy, Massachusetts | Mullinnix | Forrest Sherman-class destroyer | |
| 31 March | Italy | Ansaldo Shipyards | Italy | Frederico C | Ocean liner | For Costa Line |
| March | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | ADDSCO 613 | Barge | For Alabama Drydock and Shipbuilding Company.[4] |
| March | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Margaret | Drill barge | For Ocean Drilling & Exploration.[4] |
| 6 April | United Kingdom | Brooke Marine Ltd. | Lowestoft | Rion | Fishing trawler | For private owner.[10] |
| 16 April | United Kingdom | Harland & Wolff | Belfast | Vitrinia | Tanker | For Shell Oil Co.[11] |
| 30 April | United Kingdom | Harland & Wolff | Belfast | Picardy | Refrigerated cargo ship | For Royal Mail Line.[12] |
| April | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Mr. Arthur | Submersible | For Coral Drilling Co. Inc.[4] |
| April | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | SK 217 | Barge | For International Paper Co.[4] |
| April | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | SK 218 | Barge | For International Paper Co.[4] |
| April | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | SK 219 | Barge | For International Paper Co.[4] |
| April | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | SK 220 | Barge | For International Paper Co.[4] |
| 1 May | United Kingdom | J. Bolson & Son Ltd. | Poole | Rampisham | Ham-class minesweeper | For Royal Navy.[13] |
| 16 May | United States | Electric Boat | Groton, Connecticut | Skate | Skate-class submarine | |
| 17 May | United Kingdom | Brooke Marine Ltd. | Lowestoft | Stavrida | Fishing trawler | For private owner.[14] |
| 29 May | United Kingdom | Harland & Wolff | Belfast | Thessaly | Refrigerated cargo ship | For Royal Mail Line.[15] |
| 30 May | United Kingdom | Harland & Wolff | Belfast | Carronbank | Cargo ship | For Bank Line.[16] |
| 30 May | United Kingdom | John I. Thornycroft & Company | Southampton, England | Duncan | Blackwood-class frigate | |
| May | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | SK 221 | Barge | For International Paper Co.[4] |
| May | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | SK 222 | Barge | For International Paper Co.[4] |
| 3 June | Canada | Davie Shipbuilding | Lauzon, Quebec | Gatineau | Restigouche-class destroyer | |
| 7 June | United States | Bethlehem Steel | San Francisco, California | Bauer | Dealey-class destroyer escort | |
| 22 June | United States | American Shipbuilding | Lorain, Ohio | Lorain County | De Soto County-class tank landing ship | |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 74 | Barge | For Mene Grande Oil Company.[4] |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 75 | Barge | For Mene Grande Oil Company.[4] |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 76 | Barge | For Mene Grande Oil Company.[4] |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 77 | Barge | For Mene Grande Oil Company.[4] |
| 1 July | Japan | | | Ayanami | Ayanami-class destroyer | |
| 1 July | United Kingdom | Brooke Marine Ltd. | Lowestoft | Shonguy | Fishing trawler | For private owner.[17] |
| 2 July | United States | Mare Island Naval Shipyard | Vallejo, California | Grayback | Grayback-class submarine | |
| 31 July | United Kingdom | Brooke Marine Ltd. | Lowestoft | Kotlas | Fishing trawler | For private owner.[18] |
| 1 August | United States | Bethlehem Steel | San Francisco, California | Hooper | Dealey-class destroyer escort | |
| 9 August | United Kingdom | Harland & Wolff | Belfast | Loch Loyal | Refrigerated cargo ship | For Royal Mail Line.[19] |
| 10 August | United States | Bath Iron Works | Bath, Maine | Hull | Forrest Sherman-class destroyer | |
| 27 August | United Kingdom | Harland & Wolff | Belfast | King George | Cargo ship | For King Line.[20] |
| 27 August | United States | Portsmouth Naval Shipyard | Kittery, Maine | Swordfish | Skate-class submarine | |
| 28 August | United Kingdom | Harland & Wolff | Belfast | Dartbank | Cargo ship | For Bank Line.[21] |
| 28 August | United States | Newport News Shipbuilding | Newport News | Santa Rosa | Santa-Rosa-class cargo liner | For Grace Line[22] |
| 29 August | Japan | | | Uranami | Ayanami-class destroyer | |
| 9 September | United States | Newport News Shipbuilding | Newport News, Virginia | Graham County | De Soto County-class tank landing ship | |
| 10 September | United Kingdom | Harland & Wolff | Belfast | Accord | Confiance-class tug | For Royal Navy.[23] |
| 24 September | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Blyth Adventurer | Tanker | For Blyth Dry Docks & Shipbuilding Co. Ltd.[24] |
| 25 September | United Kingdom | Harland & Wolff | Belfast | British Honour | Tanker | For British Tanker Company.[25] |
| 25 September | Japan | | | Shikinami | Ayanami-class destroyer | |
| 27 September | United States | Puget Sound Bridge and Dredging Company | Seattle, Washington | Richard S. Edwards | Forrest Sherman-class destroyer | |
| 30 September | Japan | | | Isonami | Ayanami-class destroyer | |
| 8 October | United Kingdom | Harland & Wolff | Belfast | Alaric | Cargo ship | For Shaw Savill Line.[26] |
| 10 October | United States | Mare Island Naval Shipyard | Vallejo, California | Sargo | Skate-class submarine | |
| 17 October | United Kingdom | Berthon Boat Co. Ltd | Lymington | Saxlingham | Ham-class minesweeper | For Royal Navy.[27] |
| 25 October | United Kingdom | Vickers-Armstrongs | Barrow-in-Furness | Narwhal | Porpoise-class submarine | [28] |
| 26 October | United Kingdom | Brooke Marine Ltd. | Lowestoft | Okun | Fishing trawler | For private owner.[29] |
| 13 November | Canada | Halifax Shipyards | Halifax, Nova Scotia | Chaudière | Restigouche-class destroyer | |
| 17 November | Canada | Marine Industries Limited | Sorel, Quebec | St. Croix | Restigouche-class destroyer | |
| 22 November | United Kingdom | Harland & Wolff | Belfast | Port Invercargill | Refrigerated cargo ship | For Port Line.[30] |
| 11 December | United Kingdom | Brooke Marine Ltd. | Lowestoft | Bolton Abbey | Cargo liner | For Associated Humber Lines Ltd.[31] |
| 11 December | United Kingdom | Scotts Shipbuilding and Engineering Company | Greenock Scotland | Cachalot | Porpoise-class submarine | |
| 11 December | United Kingdom | Harland & Wolff | Belfast | Flying Dipper | Tug | For Clyde Shipping Co.[32] |
| 14 December | United States | American Shipbuilding | Lorain, Ohio | Wood County | De Soto County-class tank landing ship | |
| 21 December | France | Arsenal de Brest | Brest, France | Clemenceau | Clemenceau-class aircraft carrier | |
| 24 December | United Kingdom | Harland and Wolff | Belfast | Pendennis Castle | Ocean liner | For Union-Castle Line. |
| 27 December | United Kingdom | Harland & Wolff | Belfast | Garrybank | Cargo ship | For Bank Line.[33] |
| December | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 80 | Barge | For Mene Grande Oil Company.[4] |
| December | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 81 | Barge | For Mene Grande Oil Company.[4] |
| December | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 82 | Barge | For Mene Grande Oil Company.[4] |
| December | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | MGO 83 | Barge | For Mene Grande Oil Company.[4] |
| Unknown date | United Kingdom | J. Bolson & Son Ltd. | Poole | F.C.36 | Lighter | For Admiralty.[34] |
| Unknown date | United Kingdom | J. Bolson & Son Ltd. | Poole | F.C.37 | Lighter | For Admiralty.[35] |
| Unknown date | United Kingdom | J. Bolson & Son Ltd. | Poole | F.C.38 | Lighter | For Admiralty.[36] |
| Unknown date | United Kingdom | J. Bolson & Son Ltd. | Poole | Gwato Creek | Tug | For Shell BP Petroleum Development Co. of Nigeria.[37] |