| Date | Country | Builder | Location | Ship | Class | Notes | 
  | 22 January |  Sweden | Öresundsvarvet | Landskrona | Rose | Cargo ship | For Hvalfangerselskapet Kosmos A/S | 
  | 14 February | .svg.png) United States | Bethlehem Shipbuilding | San Francisco | Maury | Gridley-class destroyer |  | 
  | February | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Citizen No. 1 | Tank barge | For Citizens Oil Co.[2] | 
  | 3 March |  United Kingdom | Harland & Wolff | Belfast | Lochavon | Cargo ship | For Royal Mail Line.[3] | 
  | 13 March | .svg.png) United States | New York Shipbuilding Corporation | Camden, New Jersey | Phoenix | Brooklyn-class cruiser |  | 
  | 14 March |  United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd. | Blyth, Northumberland | Barbican | Bar-class boom defence vessel | For Royal Navy.[4] | 
  | 16 March | .svg.png) Germany | Deutsche Werft | Hamburg | Santa Cruz | Cargo ship | For Oldenburg Portuguese Line. | 
  | 17 March |  United Kingdom | Harland & Wolff | Belfast | Belfast | Town-class cruiser | For Royal Navy. | 
  | 19 March | .svg.png) Japan | Mitsubishi | Nagasaki | Chikuma | Tone-class cruiser | For Imperial Japanese Navy. | 
  | 15 April | .svg.png) United States | Newport News Shipbuilding & Dry Dock Company | Newport News, Virginia | St. Louis | St. Louis-class cruiser |  | 
  | 16 April | .svg.png) United States | Federal Shipbuilding | Kearny, New Jersey | Benham | Benham-class destroyer |  | 
  | 28 April |  United Kingdom | Harland & Wolff | Belfast | Donax | Tanker | For Anglo Saxon Petroleum Co.[7] | 
  | 5 May | .svg.png) United States | Norfolk Navy Yard | Norfolk, Virginia | Rowan | Benham-class destroyer |  | 
  | 5 May | .svg.png) United States | Norfolk Navy Yard | Norfolk, Virginia | Stack | Benham-class destroyer |  | 
  | 14 May | .svg.png) United States | Boston Navy Yard | Boston, Massachusetts | Mayrant | Benham-class destroyer |  | 
  | 14 May | .svg.png) United States | Boston Navy Yard | Boston, Massachusetts | Trippe | Benham-class destroyer |  | 
  | 16 May | .svg.png) Japan | Kawasaki | Kobe | Mizuho | Seaplane carrier |  | 
  | 28 May |  United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd. | Blyth, Northumberland | Barbrook | Bar-class boom defence vessel | For Royal Navy.[9] | 
  | 31 May |  United Kingdom | J. Samuel White | Cowes | Egret | Egret-class sloop | For Royal Navy. | 
  | 31 May |  United Kingdom | Harland & Wolff | Belfast | Waimarama | Cargo ship | For Shaw Savill Line.[11] | 
  | 11 June | .svg.png) United States | Federal Shipbuilding | Kearny, New Jersey | Ellet | Benham-class destroyer |  | 
  | 14 June |  United Kingdom | Harland & Wolff | Belfast | Durban Castle | Passenger ship | For Union-Castle Line.[12] | 
  | 15 June | .svg.png) Germany | DeSchiMAG | Bremen | Karl Galster | Type 1936-class destroyer |  | 
  | 28 June |  United Kingdom | Harland & Wolff | Belfast | Dromus | Tanker | For Anglo Saxon Petroleum Co. | 
  | 28 June | .svg.png) Japan | Uraga Dock Company | Uraga | Shiranui | Kagerō-class destroyer | For Imperial Japanese Navy. |  | 
  | 29 June |  United Kingdom | Caledon Shipbuilding & Engineering Co. Ltd. | Dundee | Glenearn | Cargo ship | For Blue Funnel Line. | 
  | 29 June |  United Kingdom | Grangemouth Dockyard Co. Ltd. | Grangemouth | Robert Middleton | Icemaid type collier | For Ministry of War Transport. Completed as a Dundas-class coastal stores carrier for the Royal Fleet Auxiliary. | 
  | 30 June |  United Kingdom | Denny | Dumbarton | Auckland | Egret-class sloop | For Royal Navy. | 
  | 7 July |  Norway | Royal Norwegian Navy Shipyard | Horten | Gyller | Sleipner-class destroyer |  | 
  | 17 July |  United Kingdom | Smiths Dock Company | South Bank-on-Tees, Middlesbrough | Bembridge | Pilot cutter | For Trinity House.[15] | 
  | 27 July |  United Kingdom | Swan Hunter & Wigham Richardson | Wallsend, England | Dominion Monarch | Cargo liner | For Shaw, Savill & Albion Line | 
  | 28 July |  United Kingdom | Cammell Laird | Birkenhead, England | Mauretania | Ocean liner | For Cunard Line | 
  | 28 July | .svg.png) United States | Philadelphia Naval Shipyard | Philadelphia | Rhind | Benham-class destroyer |  | 
  | July | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Todd Johnson 17 | Tank barge | For Todd Johnson Drydocks Inc.[2] | 
  | July | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | 4 unnamed vessels | Tank barges | For Southern Kraft Corporation.[2] | 
  | 22 August | .svg.png) Germany | Germaniawerft | Kiel | Prinz Eugen | Modified Admiral Hipper-class cruiser |  | 
  | 23 August |  United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd. | Blyth, Northumberland | Barcastle | Bar-class boom defence vessel | For Royal Navy.[16] | 
  | 25 August |  United Kingdom | Harland & Wolff | Belfast | British Fidelity | Tanker | For British Tanker Company.[17] | 
  | 28 August | .svg.png) Germany | DeSchiMAG | Bremen | Wilhelm Heidkamp | Type 1936-class destroyer |  | 
  | 28 August | .svg.png) United States | Federal Shipbuilding | Kearny, New Jersey | Lang | Benham-class destroyer |  | 
  | August | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | J.H.C. No. 4 | Tank barge | For J. H. Coppedge.[2] | 
  | date | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Error: {{SS}} missing name (help) | Steamship | For .[2] | 
  | August | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | 2 unnamed vessels | Tank barges | For Southern Kraft Corporation.[2] | 
  | 1 September |  Denmark | Nylands Verksted | Copenhagen | Dr. Heinrich Wiegand | Cargo ship | For Argo Line. | 
  | 9 September |  United Kingdom | Hawthorn Leslie and Company | Hebburn-on-Tyne | Jervis | J-class destroyer | [18] | 
  | 12 September |  United Kingdom | Thornycroft | Woolston | Pelican | Egret-class sloop | For Royal Navy. | 
  | 15 September | .svg.png) Germany | Germaniawerft | Kiel | Steiermark | Cargo ship | For Hamburg America Line. | 
  | 20 September | .svg.png) Germany | DeSchiMAG | Bremen | Anton Schmitt | Type 1936-class destroyer |  | 
  | 22 September | .svg.png) Germany | Blohm + Voss | Hamburg | Mircea | Gorch-Fock-class sail training ship | For Romanian Navy | 
  | 24 September |  Finland | Wärtsilä Hietalahti Shipyard | Helsinki | Sisu | Icebreaker | For Finnish Board of Navigation | 
  | 26 September |  United Kingdom | J. Samuel White | Cowes | Jersey | J-class destroyer |  | 
  | 27 September |  United Kingdom | John Brown & Company | Clydebank, Scotland | Queen Elizabeth | Ocean liner | For Cunard Line | 
  | 27 September | .svg.png) Japan | Maizuru Naval Arsenal | Maizuru | Kagerō | Kagerō-class destroyer | [19] | 
  | 29 September | .svg.png) Germany | Deschimag Seebeckwerft | Wesermünde | Jan Mayen | Fishing trawler | For Norddeutsche Hochseefischerei AG | 
  | September | .svg.png) Germany | Deschimag Seebeckwerft | Wesermünde | Weser | Fishing trawler | For Hanseatische Hochseefischerei AG | 
  | 11 October |  United Kingdom | Swan Hunter & Wigham Richardson | Wallsend | Janus | J-class destroyer |  | 
  | 11 October |  United Kingdom | Blythwood Shipbuilding Co. Ltd. | Glasgow | San Demetrio | Tanker | For Eagle Oil & Shipping Co. Ltd. | 
  | 12 October |  United Kingdom | Harland & Wolff | Belfast | Pretoria Castle | Passenger ship | For Union-Castle Line. | 
  | 25 October |  United Kingdom | Harland & Wolff | Belfast | Cairndale | Tanker | For Royal Fleet Auxiliary.[20] | 
  | 25 October |  United Kingdom | John Brown & Company | Clydebank | Jackal | J-class destroyer | [18] | 
  | 25 October |  United Kingdom | Hawthorn Leslie and Company | Hebburn-on-Tyne | Kelly | K-class destroyer |  | 
  | 25 October | .svg.png) Japan | Fujinagata Shipyard | Osaka | Kuroshio | Kagerō-class destroyer | For Imperial Japanese Navy. | 
  | 27 October |  United Kingdom | Yarrow & Company | Scotstoun | Jupiter | J-class destroyer |  | 
  | 27 October | .svg.png) United States | Charleston Naval Shipyard | North Charleston, South Carolina | Sterett | Benham-class destroyer |  | 
  | October | .svg.png) Germany | Deutsche Schiff- und Maschinenbau AG | Bremen | Neidenfels | Cargo liner | For Deutsche Dampfschiffahrts-Gesellschaft "Hansa" | 
  | 8 November |  United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Bayonet | Net-class boom defence vessel | For Royal Navy.[21] | 
  | 8 November |  United Kingdom | Harland & Wolff | Belfast | Richmond Castle | Refrigerated cargo ship | For Union-Castle Line.[22] | 
  | 22 November |  United Kingdom | William Denny & Brothers | Dumbarton | Jaguar | J-class destroyer |  | 
  | 29 November | .svg.png) Japan | Maizuru Naval Arsenal | Maizuru | Oyashio | Kagerō-class destroyer | For Imperial Japanese Navy. | 
  | 5 December |  United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | Falconet | Net-class boom defence vessel | For Royal Navy.[23] | 
  | 8 December | .svg.png) Germany | Deutsche Werke | Kiel | Graf Zeppelin | Graf Zeppelin-class aircraft carrier |  | 
  | 8 December |  United Kingdom | Fairfield Shipbuilding & Engineering Company | Govan | Juno | J-class destroyer |  | 
  | 8 December | .svg.png) Japan | Harima Zōsen KK | Aioi, Harima | Kuroshio Maru | Kawasaki-type oiler | For Chigai Kisen KK | 
  | 8 December |  United Kingdom | Harland & Wolff | Belfast | Rowallan Castle | Refrigerated cargo ship | For Union-Castle Line.[24] | 
  | 20 December |  United Kingdom | Harland & Wolff | Belfast | San Emiliano | Tanker | For Eagle Oil and Shipping Company.[25] | 
  | 21 December |  United Kingdom | John Brown & Company | Clydebank | Javelin | J-class destroyer |  | 
  | December | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | B 5 | Dredger | For Atlantic Dredging.[2] | 
  | Unknown date | .svg.png) Germany | Lübecker Maschinenbau Gesellschaft | Lübeck | Adler | Cargo liner | For Argo Reederei Richard Adler & Co | 
  | Unknown date |  Danzig | Danziger Werft AG | Danzig | Amrum | Coastal tanker | For Kriegsmarine. | 
  | Unknown date |  United Kingdom | Goole Shipbuilding & Repairing Co. Ltd. | Goole | Barcombe | Bar-class boom defence vessel | For Royal Navy. | 
  | Unknown date |  United Kingdom | Goole Shipbuilding & Repairing Co. Ltd. | Goole | Barcroft | Bar-class boom defence vessel | For Royal Navy. | 
  | Unknown date |  United Kingdom | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | B.H.M. Motor Ferry No. 4 | Ferry | For Blyth Harbour Commissioners.[28] | 
  | Unknown date |  United Kingdom | Cochrane & Son Ltd. | Selby | Brahman | Tug | For United Towing Co. Ltd. | 
  | Unknown date | .svg.png) Germany | Schulte & Bruns | Emden | Coburg | Fishing trawler | For H. Bischoff & Co | 
  | Unknown date |  Netherlands | Nederlands Scheepsbouw Maatschappij | Vlissingen | Denbighshire | Cargo ship | For Blue Funnel Line. | 
  | Unknown date |  United Kingdom | Sir James Laing & Sons Ltd. | Sunderland | Eisdanger | Norwegian-type tanker | For Westfal-Larsen & Co. A/S. | 
  | Unknown date | .svg.png) Germany | Neptun Werft | Rostock | Friedrich Karl | Cargo ship | For Reederei Wendenhof GmbH | 
  | Unknown date | .svg.png) Germany | F. Schichau GmbH. | Elbing | Gabelsflach | tanker | For Kriegsmarine. | 
  | Unknown date | .svg.png) Germany | Flensburger Schiffbau-Gesellschaft | Flensburg | Haga | Cargo ship | For Mathies Reederei | 
  | Unknown date | .svg.png) Germany | Neptun AG | Rostock | Hannah Boge | Cargo ship | For J. M. K. Blumenthal. | 
  | Unknown date | .svg.png) Germany | Bremer Vulkan Schiffs- und Maschinenbau | Stettin | Hohenfels | Cargo ship | For Hansa Line. | 
  | Unknown date |  United Kingdom |  |  | John Holt | Cargo ship | For John Holt & Co (Liverpool) Ltd. | 
  | Unknown date |  United Kingdom |  |  | Johnathan Holt | Cargo ship | For John Holt & Co (Liverpool) Ltd. | 
  | Unknown date |  United Kingdom | Cochrane & Son Ltd. | Selby | Krooman | Tug | For United Towing Co Ltd. | 
  | Unknown date | .svg.png) Germany | Schiffbau-Gesellschaft Unterweser AG, | Wesermünde | Luna | Passenger ship | For Dampfschiffahrts Gesellschaft Neptun AG (Neptun Line). | 
  | Unknown date |  United Kingdom | British Power Boat Company | Hythe | MMS 51 | MMS-class minesweeper | For Royal Navy.[36] | 
  | Unknown date |  United Kingdom | Charles Connell & Co Ltd | Glasgow | Mountpark | Cargo ship | For J. & J. Denholm Ltd. | 
  | Unknown date |  United Kingdom | Cochrne & Sons Ltd. | Selby | Marinia | tug | For Overseas Towage & Salvage Co. Ltd. | 
  | Unknown date |  United Kingdom | Cochrne & Sons Ltd. | Selby | Neptunia | tug | For Overseas Towage & Salvage Co. Ltd. | 
  | Unknown date |  United Kingdom | Cochrane & Son Ltd. | Selby | Norman | Tug | For United Towing Co. Ltd. | 
  | Unknown date | .svg.png) Germany | Deutsche Werft. | Hamburg | Patria | Ocean liner | For private owner. | 
  | Unknown date | .svg.png) Germany | Deutsche Werft | Hamburg | Pomona | Cargo ship | For F. Laiesz & Co. | 
  | Unknown date |  United States | Campbell Industries | San Diego | Prospect | Tuna clipper | For Star & Crescent Boat Company | 
  | Unknown date | .svg.png) Germany | Studen und Reederei GmbH | Beidenfleth | Sachsen | Sealer | For Studen und Reederei GmbH. | 
  | Unknown date |  United Kingdom | Cochrane & Sons Ltd. | Selby | Salvonia | tug | For Overseas Towage & Salvage Co. Ltd. | 
  | Unknown date |  United Kingdom | Sir James Laing & Sons Ltd. | Sunderland | Sandanger | Norwegian-type tanker | For Westfal-Larsen & Co. A/S. | 
  | Unknown date | .svg.png) Germany | Howaldtswerke | Kiel | Schwan | Cargo ship | For Argo Line | 
  | Unknown date | .svg.png) Germany | H. C. Stulcken | Hamburg | Sperber | Light seaplane tender | For Luftwaffe use | 
  | Unknown date | .svg.png) Germany | Deutsche Schiff- und Maschinenbau AG | Bremen | Süderau | Cargo ship | For Bugsier Reederei und Bergungs AG | 
  | Unknown date |  Sweden | Oresunds Varvet. | Landskrona | Viator | Cargo ship | For private owner. | 
  | Unknown date |  Norway | Moss Vaerft & Dokk. | Moss | Wandsbek | Cargo ship | For Knohr & Burchard. | 
  | Unknown date |  United Kingdom | Charles Connell & Co Ltd | Glasgow | Wellpark | Cargo ship | For J. & J. Denholm Ltd. | 
  | Unknown date | .svg.png) United States | Alabama Drydock and Shipbuilding Company | Mobile, Alabama | Unnamed | Tank barge | For private owner.[2] |