| Date | Country | Builder | Location | Ship | Class / type | Notes |
| 27 January | United Kingdom | Harland & Wolff | Belfast | Cazador | Tanker | For Estrella Maritima SA.[1] |
| 15 February | United Kingdom | Harland & Wolff | Belfast | Explorador | Tanker | For Estrella Maritima SA.[2] |
| 17 February | United Kingdom | Harland & Wolff | Belfast | Setter 4 | Whaler | For United Whalers Ltd.[3] |
| 28 February | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Vila do Porto | Refrigerated cargo ship | For Compagnia de Navigacion Carregadores Acoreanos.[4] |
| 12 March | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-198 | Kronshtadt-class submarine chaser | [5] |
| 17 March | United Kingdom | Harland & Wolff | Belfast | Vestfoss | Tanker | For A/S Thor Thorsen.[6] |
| 21 March | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-196 | Kronshtadt-class submarine chaser | [5] |
| 29 March | United Kingdom | Harland & Wolff | Belfast | Amarna | Cargo ship | For Moss Hutchinson Line.[7] |
| 29 March | United Kingdom | Harland & Wolff | Belfast | Champavati | Ferry | For Bombay Steam Navigation Co.[8] |
| 29 March | United Kingdom | Yarrow Shipbuilders | Glasgow, Scotland | Decoy | Daring-class destroyer | |
| 30 March | United Kingdom | Harland & Wolff | Belfast | Rohidas | Ferry | For Bombay Steam Navigation Co.[9] |
| 2 April | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-199 | Kronshtadt-class submarine chaser | [5] |
| 7 April | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-200 | Kronshtadt-class submarine chaser | [5] |
| 11 April | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-201 | Kronshtadt-class submarine chaser | [5] |
| 13 April | United Kingdom | Harland & Wolff | Belfast | Helenus | Cargo ship | For Blue Funnel Line.[10] |
| 19 April | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-247 | Kronshtadt-class submarine chaser | [5] |
| 28 April | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Vilhelm Torkildsen | Cargo ship | For Skibs A/S Vilhelm Torkildsens Rederi.[11] |
| 24 May | United Kingdom | Harland & Wolff | Belfast | Setter 5 | Whaler | For United Whalers Ltd.[12] |
| 31 May | United Kingdom | Harland & Wolff | Belfast | Assiout | Cargo ship | For Moss Hutchinson Line.[13] |
| 10 June | United Kingdom | Harland & Wolff | Belfast | Vikingen | Tanker | For Panama City Tanker Co.[14] |
| 19 June | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-251 | Kronshtadt-class submarine chaser | [5] |
| 22 June | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-249 | Kronshtadt-class submarine chaser | [5] |
| 28 June | United Kingdom | Vickers-Armstrongs | Barrow-in-Furness, England | Chusan | Himalaya-class ocean liner | For P&O |
| 28 June | United Kingdom | Harland & Wolff | Belfast | Setter 6 | Whaler | For United Whalers Ltd.[15] |
| 28 June | France | Societe des Ateliers & Chantiers | Dunkirk | Cambodge | Ocean liner | For Messageries Maritimes |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | D.E. 44 | Barge | For Duval Engineering & Construction.[16] |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | S-10 | Barge | For Benton & Co. Inc.[16] |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | No. 2 | Barge | For Ideal Cement Co.[16] |
| June | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | 2 unnamed vessels | Barges | For private owners.[16] |
| 1 July | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-250 | Kronshtadt-class submarine chaser | [5] |
| 27 July | United Kingdom | Harland & Wolff | Belfast | Hector | Cargo liner | For Blue Funnel Line.[17] |
| 28 July | United Kingdom | Harland & Wolff | Belfast | Ernst Larsen | Whaler | For Union Whaling Co.[18] |
| August | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-248 | Kronshtadt-class submarine chaser | [5] |
| 4 August | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-252 | Kronshtadt-class submarine chaser | [5] |
| 10 August | United Kingdom | Swan Hunter | Wallsend, England | Daring | Daring-class destroyer | |
| 11 August | United Kingdom | Harland & Wolff | Belfast | British Captain | Tanker | For British Tanker Company.[19] |
| 16 August | United Kingdom | Harland & Wolff | Belfast | Natalia | Whaler | For Union Whaling Co. Completed as Arnt Karlsen.[20] |
| 24 August | United Kingdom | Harland & Wolff | Belfast | Bloemfontein Castle | Passenger ship | For Union-Castle Line. |
| 28 August | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-253 | Kronshtadt-class submarine chaser | [5] |
| 29 August | United Kingdom | Harland and Wolff | Belfast, Northern Ireland | Bloemfontein Castle | Ocean liner | For Union-Castle Line |
| 31 August | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-254 | Kronshtadt-class submarine chaser | [5] |
| 11 September | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-255 | Kronshtadt-class submarine chaser | [5] |
| 22 September | United Kingdom | Harland & Wolff | Belfast | Ternoy | Tanker | For A/S Truma.[21] |
| 23 September | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Nelly Maersk | Tanker | For A/S D/S Svendborg and D/S af 1912 A/S.[22] |
| 24 September | United Kingdom | James Pollock & Sons | Faversham | Sea Hurricane | Aircraft transport ship | For Fleet Air Arm. Contract cancelled, completed as the coaster Goldlynx for E. J. & W. Goldsmith Ltd. |
| 25 September | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-271 | Kronshtadt-class submarine chaser | [5] |
| 30 September | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-272 | Kronshtadt-class submarine chaser | [5] |
| 10 October | United Kingdom | Harland & Wolff | Belfast | Africana 2 | Research trawler | For South African Government.[24] |
| 21 October | United Kingdom | Harland & Wolff | Belfast | Runic | Refrigerated cargo ship | For Shaw Savill Line.[25] |
| 23 October | Singapore | Robin Kilroy | Singapore | Boleh | junk yacht | [26] |
| 26 October | United Kingdom | Harland & Wolff | Belfast | Kurdistan | Tanker | For Commons Bros. Ltd.[27] |
| 1 November | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-273 | Kronshtadt-class submarine chaser | [5] |
| 21 November | United Kingdom | Harland & Wolff | Belfast | British Commander | Tanker | For British Tanker Company.[28] |
| 21 November | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Fana | Cargo ship | For Skibs A/S Vilhelm Torkildsens Rederi.[29] |
| 26 November | Germany | | Lübeck | Brook | | For H. M. Gehrcken[30] |
| 21 November | United Kingdom | Short Brothers Ltd. | Sunderland | Soya Christina | Tanker | For O. Wallenius.[32] |
| 4 December | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-274 | Kronshtadt-class submarine chaser | [5] |
| 6 December | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Baro | Cargo ship | For Elder Dempster Lines Ltd.[33] |
| 20 December | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-275 | Kronshtadt-class submarine chaser | [5] |
| 28 December | Soviet Union | Zelenodolsk Gorky Plant | Zelenedolsk | BO-276 | Kronshtadt-class submarine chaser | [5] |
| 1st Quarter | United Kingdom | Brooke Marine Ltd. | Lowestoft | Jorundur | Fishing trawler | For Gudmundur Jorundsson.[34] |
| Unknown date | United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | B.H.C. Motor Ferry No. 5 | Ferry | For Blyth Harbour Commissioners.[35] |
| Unknown date | United Kingdom | Scotts Shipbuilding and Engineering Co. Ltd. | Greenock | Changsha | Passenger ship | For China Navigation Co. Ltd. |
| Unknown date | United Kingdom | J. Bolson & Son Ltd. | Poole | Field | Motor barge | For Hayes Wharfe.[37] |
| Unknown date | United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Papoose | Towboat | For Warrior & Gulf Navigation.[16] |
| Unknown date | United Kingdom | Scotts Shipbuilding and Engineering Co. Ltd. | Greenock | Taiyuan | Passenger ship | For China Navigation Co. Ltd. |