The list of ship launches in 1940 includes a chronological list of some ships launched in 1940.
| Date | Country | Builder | Location | Ship | Class | Notes | |
|---|---|---|---|---|---|---|---|
| 2 January | Charles Hill & Sons Ltd. | Bristol | Coaster | For Osborn & Wallis Ltd. | |||
| 8 January | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[1] | ||||
| 9 January | Sir James Laing & Sons Ltd. | Sunderland | Tanker | For Athel Line Ltd. | |||
| 9 January |  United Kingdom | Cargo ship | For West Hartlepool Steam Navigatio Co. Ltd. | ||||
| 9 January | J. L. Thompson & Sons Ltd. | Sunderland | Cargo ship | For Confield Steamship Co. Ltd. | |||
| 9 January | John Brown and Company | Clydebank | |||||
| 9 January | United Kingdom | Barclay, Curle & Co. Ltd. | Glasgow | Cargo ship | For Hain Steamship Co. | ||
| 11 January | James Pollock & Sons | Faversham | Coaster | For London & Rochester Trading Co. Ltd. | |||
| 18 January | Charles Hill & Sons Ltd. | Bristol | Tug | For Poole Harbour Commissioners. | |||
| 24 January | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Cargo ship | For Ellermans Wilson Line Ltd. | |||
| 24 January | United Kingdom | Cargo ship | For Pontypridd Steamship Co. | ||||
| 24 January | S. P. Austin & Sons Ltd. | Sunderland | C-type coaster | For Wm. France, Fenwick & Co. Ltd. | |||
| 24 January |  United States | Sun Shipbuilding | Mormacmail | Merchant | Converted to escort carrier in 1941 | ||
| 24 January | Smiths Dock Company | River Tees | |||||
| 25 January | Short Brothers Ltd. | Sunderland | Cargo ship | For Rowland & Marwoods Steamship Co. Ltd. | |||
| 25 January | Rowhedge Ironworks Ltd | Rowhedge | Coastal tanker | For National Benzole Co. Ltd. | |||
| 25 January | Vickers-Armstrongs | Tyneside | |||||
| 25 January | Scott & Sons Ltd. | Bowling | Coaster | For J. Summers & Sons Ltd. | |||
| 25 January | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For Ellerman & Papayannie Lines Ltd. | ||
| 25 January | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For Constants Ltd. | ||
| 27 January | Harland & Wolff | Govan | For Royal Navy.[2] | ||||
| 29 January | Cammel Laird | Birkenhead | |||||
| 2 February | United Kingdom | Cargo ship | For British & Burmese Steam Navigation Co. Ltd. | ||||
| 7 February | Fleming & Furguson Ltd. | Paisley | Ferry | For Government of Newfoundland. | |||
| 8 February | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[3] | ||||
| 8 February | Swan Hunter | Wallsend | |||||
| 8 February | United Kingdom | Furness Shipbuilding Co Ltd | Haverton Hill-on-Tees | Cargo ship | For Reardon Smith Line Ltd. | ||
| 8 February | United Kingdom | Charles Connell & Co Ltd | Glasgow | Cargo ship | For J. Nourse Ltd. | ||
| 10 February | Blythswood Shipbuilding Co. Ltd. | Glasgow | Cargo ship | For Manchester Liners Ltd. | |||
| 12 February | Cook, Welton & Gemmell Ltd. | Beverley | Fishing trawler | For T. Hambling & Co. Ltd. | |||
| 13 February | Greenock | ||||||
| 14 February | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 14 February | John Brown and Company | Clydebank | |||||
| 21 February | Sir James Laing & Sons Ltd. | Sunderland | Cargo ship | For J. I. Jacobs Ltd. | |||
| 22 February | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Cargo ship | For Ellermans Wilson Line Ltd. | |||
| 22 February | Yarrow | Glasgow | |||||
| 22 February | Hong Kong & Whampoa Dock Co. Ltd. | Hong Kong | Cargo ship | For Rhederi M. Jebsen A/S. | |||
| 22 February | Lithgows Ltd. | Port Glasgow | Cargo ship | For Bolton Steam Shipping Co Ltd. | |||
| 23 February | J. L. Thompson & Sons Ltd. | Sunderland | Cargo ship | For Graig Shipping Co. Ltd. | |||
| 24 February | Swan Hunter | Wallsend | |||||
| 24 February | Harland & Wolff | Belfast | For Royal Navy.[4] | ||||
| 24 February | William Pickersgill & Co. Ltd. | Southwick | Cargo ship | For W. J. Tatum Ltd. | |||
| 26 February | United Kingdom | Cargo ship | For B. J. Sutherland & Co. Ltd. | ||||
| 27 February | Henry Robb Ltd. | Leith | Tug | For Manchester Ship Canal Company. | |||
| 27 February | Cochrane & Sons Ltd | Selby | Lighthouse Tender | For Trinity House. | |||
| 28 February | John Brown and Company | Clydebank | |||||
| 29 February | Ailsa Shipbuilding Co Ltd. | Troon | C-type coaster | For P. & A. Campbell Ltd. Requisitioned by the Admiralty, converted to a troopship. | |||
| February | G. Seebeck A.G. | Wesermünde | Malangen | Trawler | Captured by Norway 13 April 1940 and renamed | ||
| 4 March | United States | Federal Shipbuilding and Drydock Company | Kearny, New Jersey | Markay | Maritime Commission Type N tanker | ||
| 6 March | Chantiers de la Loire and Chantiers de Penhoët | Saint-Nazaire | |||||
| 7 March | Harland & Wolff | Belfast | For Royal Navy.[5] | ||||
| 7 March | Smith's Dock Co. Ltd. | Middlesbrough | Cargo ship | For Prince Line Ltd. | |||
| 7 March | United Kingdom | Furness Shipbuilding Co Ltd | Haverton Hill-on-Tees | Cargo ship | For Reardon Smith Line Ltd. | ||
| 9 March | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Pool Shipping Co. Ltd. | |||
| 12 March | United Kingdom | Barclay, Curle & Co. Ltd. | Glasgow | Cargo ship | For British India Steam Navigation Company. | ||
| 14 March | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Ambrose, Davies & Matthews Ltd. | |||
| 16 March | Schichau Seebeckwerft | Bremerhaven | PG-555 | Fishing trawler | For Grundmann & Gröschel | ||
| 21 March | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 21 March | Harland & Wolff | Belfast | Cargo ship | For Court Line.[6] | |||
| 21 March | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 21 March | United Kingdom | Cargo ship | For Red 'R' Shipping Co. Ltd. | ||||
| 21 March | United Kingdom | Caledon Shipbuilding & Engineering Co. Ltd. | Dundee | Cargo ship | For Britain Steamship Co. | ||
| 22 March | United Kingdom | Bartram & Sons Ltd | Sunderland | Cargo ship | For J & C. Harrison Ltd. | ||
| 22 March | John Readhead & Sons Ltd. | South Shields | Cargo ship | For Strick Line. | |||
| 23 March | Harland & Wolff | Belfast | Cargo ship | For Lamport & Holt.[7] | |||
| 23 March | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For Metcalfe Shipping Co. Ltd. | ||
| 26 March | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Cable laying ship | For H. M. Postmaster General. | |||
| 26 March | Lithgows Ltd. | Port Glasgow | Cargo ship | For T. & J. Harrison. | |||
| 26 March | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Uskport Steamship Co. Ltd. | |||
| 27 March | J. Samuel White | Cowes | |||||
| 27 March | Scott & Sons Ltd. | Bowling | Coaster | For J. Summers & Sons Ltd. | |||
| March | Taikoo Dockyard & Engineering Company of Hong Kong Ltd. | Hong Kong | Cargo ship | For China Navigation Co. Ltd. | |||
| 6 April | Harland & Wolff | Belfast | For Royal Navy.[8] | ||||
| 9 April | Fairfield | Govan | |||||
| 9 April | Swan Hunter | Wallsend | |||||
| 9 April | J. L. Thompson & Sons Ltd. | Sunderland | Cargo ship | For The Albyn Line Ltd. | |||
| 9 April | Sir James Laing & Sons Ltd. | Sunderland | Cargo ship | For Burnett Steamship Co. | |||
| 10 April | United Kingdom | William Hamilton & Co. Ltd. | Port Glasgow | Cargo ship | For Leith Hill Shipping Co. Ltd. | ||
| 10 April | Alexander Stephen & Sons Ltd. | Linthouse | Cargo ship | For Hain Steamship Co. Ltd. | |||
| 11 April | Cook, Welton & Gemmell Ltd. | Beverley | Vizalma | Fishing trawler | For Atlas Steam Fishing Co. Ltd. | ||
| 19 April | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[9] | ||||
| 20 April | Harland & Wolff | Belfast | For Royal Navy | ||||
| 22 April | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[10] | ||||
| 22 April | Scotts | Greenock | |||||
| 22 April | Hawthorn Leslie | Newcastle | L-class destroyer | ||||
| 23 April | Short Brothers Ltd. | Sunderland | Cargo ship | For Hindustan Steam Shipping Co. Ltd. | |||
| 23 April | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Cargo ship | For Port Line. Requisitioned by the Admiralty and completed as the minelayer HMS Port Napier. | |||
| 23 April | United Kingdom | Cargo ship | For Putney Hill Steamship Co Ltd. | ||||
| 24 April | S. P. Austin & Sons Ltd. | Sunderland | C-type coaster | For Fenwick, Fisher Steamship Co. | |||
| 23 April | Blythswood Shipbuilding Co. Ltd. | Glasgow | Cargo ship | For Prince Line Ltd. | |||
| 24 April | Yarrow | Glasgow | |||||
| 24 April | United Kingdom | Cammell Laird & Co. Ltd. | Birkenhead | Cargo liner | For Ellerman Lines Ltd. | ||
| 27 April | A. & J. Inglis Ltd. | Glasgow | Paddle steamer | For London & North Eastern Railway. | |||
| 29 April | Lithgows Ltd. | Port Glasgow | Cargo ship | For Cape of Good Hope Motorship Co. Ltd. | |||
| 29 April | Lithgows Ltd. | Port Glasgow | Cargo ship | For Hain Steamship Co. | |||
| 4 May | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 7 May | United Kingdom | Caledon Shipbuilding & Engineering Co. Ltd. | Dundee | Cargo ship | For Adelaide Steamship Co. | ||
| 7 May | John Brown and Company | Clydebank | N-class destroyer | To Poland as Piorun 1940, returned as HMS Noble 1946, sold for scrap in 1955 | |||
| 7 May | Sir James Laing & Sons Ltd. | Sunderland | Cargo ship | For Ropner Shipping Co. Ltd. | |||
| 8 May | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For Bowring Steamship Co. Ltd. | ||
| 9 May | Goole Shipbuilding & Repairing Co. Ltd. | Goole | Coaster | For S. Morris Ltd. | |||
| 9 May | Grangemouth Dockyard Co. Ltd. | Grangemouth | Icemaid type collier | For G. Gibson & Co. Ltd. | |||
| 18 May | United Kingdom | Cargo ship | For Thomasson Shipping Co. Ltd. | ||||
| 21 May | Lithgows Ltd. | Port Glasgow | Cargo ship | For Cape York Motorship Co. Ltd. | |||
| 21 May | Lithgows Ltd. | Port Glasgow | Cargo ship | For Asiatic Steam Navigation Co. Ltd. | |||
| 21 May | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For British India Steam Navigation Co. Ltd. | ||
| 21 May | Harland & Wolff | Belfast | Refrigerated cargo ship | For Royal Mail Line.[11] | |||
| 22 May | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 22 May | Fairfield | Govan | N-class destroyer | For Royal Australian Navy | |||
| 22 May | William Pickersgill & Co. Ltd. | Southwick | Cargo ship | For Stanhope Steamship Co. Ltd. | |||
| 23 May | Harland & Wolff | Govan | For Royal Navy. | ||||
| 23 May | United Kingdom | Barclay, Curle & Co. Ltd. | Glasgow | Cargo ship | For Burns, Philip & Co. | ||
| 23 May | Harland & Wolff | Belfast | For Royal Navy.[12] | ||||
| 23 May | Scott & Sons Ltd. | Bowling | Tug | Completed as Cardiff for Great Western Railway. | |||
| 23 May | J. L. Thompson & Sons Ltd. | Sunderland | Cargo ship | For South American Saint Line Ltd. | |||
| 23 May | Smith's Dock Co. Ltd. | Middlesbrough | Cargo ship | For Prince Line Ltd. | |||
| May | Cochrane & Sons Ltd. | Selby | For the Admiralty. | ||||
| 1 June | United States | Philadelphia Navy Yard | Philadelphia, Pennsylvania | ||||
| 4 June | Harland & Wolff | Belfast | Cargo ship | For T. & J. Harrison.[13] | |||
| 4 June | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 5 June | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[14] | ||||
| 5 June | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[15] | ||||
| 5 June | Alexander Stephens and Sons | Glasgow | |||||
| 6 June | Harland & Wolff | Belfast | Cargo ship | For Bank Line.[16] | |||
| 7 June | Swan Hunter | Wallsend | |||||
| 9 June | Cantieri Riuniti dell'Adriatico | Trieste | For Regia Marina | ||||
| 10 June | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For British Channel Islands Shipping Co. Ltd. | |||
| 13 June | United States | New York Naval Shipyard | Brooklyn, New York | ||||
| 17 June | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| 18 June | Harland & Wolff | Belfast | For Royal Navy.[17] | ||||
| 18 June | Greenock Dockyard Co. Ltd. | Greenock | Cargo liner | For Ministry of War Transport. | |||
| 18 June | John Readhead & Sons Ltd. | South Shields | Cargo ship | For Bank Line. | |||
| 20 June | United Kingdom | Charles Connell & Co Ltd | Glasgow | Cargo ship | For Ben Line. | ||
| 20 June | Harland & Wolff | Belfast | Cargo ship | For Lamport & Holt.[18] | |||
| 20 June | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Turnbull, Scott & Co. Ltd. | |||
| 21 June | Sir James Laing & Sons Ltd. | Sunderland | Cargo ship | For C. G. Dunn Shipping Co. Ltd. | |||
| 22 June | United Kingdom | Cargo ship | For Tower Steamship Co. Ltd. | ||||
| 24 June | Short Brothers Ltd. | Sunderland | Cargo ship | For Charlton Steam Shipping Co. Ltd. | |||
| 24 June | United Kingdom | William Hamilton & Co. Ltd. | Port Glasgow | Cargo ship | For Dorset Steamship Co. Ltd. | ||
| 25 June | Lithgows Ltd. | Port Glasgow | Cargo ship | For Cape of Good Hope Motorship Co. Ltd. | |||
| 26 June | Harland & Wolff | Govan | For Royal Navy.[19] | ||||
| 26 June | Lithgows Ltd. | Port Glasgow | Cargo ship | For Asiatic Steam Navigation Co. Ltd. | |||
| 27 June | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For British Channel Traders Ltd. | |||
| 2 July | Harland & Wolff | Belfast | For Royal Navy.[20] | ||||
| 4 July | Harland & Wolff | Belfast | For Royal Navy.[21] | ||||
| 4 July | John Brown and Company | Clydebank | N-class destroyer | For Royal Australian Navy | |||
| 5 July | United Kingdom | Barclay, Curle & Co. Ltd. | Glasgow | Cargo ship | For Ministry of Shipping. | ||
| 5 July | J. Samuel White | Cowes | |||||
| 6 July | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For British India Steam Navigation Co. Ltd. | ||
| 6 July | Ardrossan Dockyard Ltd. | Ardrossan | Coaster | For Coast Lines Ltd. | |||
| 8 July | Cammel Laird | Birkenhead | L-class destroyer | ||||
| 9 July | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | ForTrent Maritime Co. Ltd. | ||
| 9 July | J.L. Thompson and Sons Ltd. | Sunderland | Cargo ship | For Ministry of Shipping. | |||
| 9 July | Fairfield | Govan | N-class destroyer | For Royal Australian Navy | |||
| 10 July | United Kingdom | Bartram & Sons Ltd | Sunderland | Cargo ship | For Putney Hill Steamship Co. Ltd. | ||
| 16 July | Alexander Stephens and Sons | Glasgow | |||||
| 18 July | Yarrow | Glasgow | |||||
| 18 July | United Kingdom | Cargo ship | For Trent Maritime Co. Ltd. | ||||
| 19 July | Caledon Shipbuilding & Engineering Co. Ltd. | Dundee | Tanker | For Axel Johnson. Completed as Athelvictor for Tankers Ltd. | |||
| 20 July | Harland & Wolff | Belfast | Cargo ship | For Bank Line.[22] | |||
| 23 July | United Kingdom | Cargo ship | For Australind Steam Shipping Co. Ltd. | ||||
| 29 July | Schichau | Königsberg | For the Luftwaffe | ||||
| 31 July | Harland & Wolff | Govan | For Royal Navy.[23] | ||||
| July | Lithgows Ltd. | Port Glasgow | Cargo ship | For Crest Shipping Co. Ltd. | |||
| 1 August |  Australia | Cockatoo Island Dockyard | Sydney | ||||
| 3 August | S. P. Austin & Sons Ltd. | Sunderland | C-type coaster | For Wm. France, Fenwick & Co. Ltd. | |||
| 5 August | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Cargo ship | For British India Steam Navigation Co. Ltd. | |||
| 5 August | Barrow-in-Furness | ||||||
| 6 August | Cammel Laird | Birkenhead | |||||
| 6 August | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Dalhousie Steam & Motorship Co. Ltd. | |||
| 6 August | William Pickersgill & Co. Ltd. | Southwick | Cargo ship | For Ministry of Shipping. | |||
| 6 August | United Kingdom | Cargo ship | For British India Steam Navigation Co. Ltd. | ||||
| 6 August | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 8 August | G. Brown & Co (Marine) Ltd. | Greenock | Coastal tanker | For F. T. Everard & Sons Ltd. | |||
| 10 August | Australia | Mort's Dock and Engineering Co | Sydney | ||||
| 15 August | Hong Kong & Whampoa Dock Co. Ltd. | Hong Kong | Tug | For Luzon Stevedoring Co. | |||
| 15 August | Smith's Dock Co. Ltd. | Middlesbrough | Cargo ship | For Prince Line Ltd. | |||
| 19 August | R & W Hawthorn, Leslie & Co Ltd | Newcastle upon Tyne | Ocean type tanker | For Ministry of Shipping. | |||
| 19 August | Sir James Laing & Sons Ltd. | Sunderland | Cargo ship | For Pool Shipping Co. Ltd. | |||
| 19 August | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 19 August | Vickers-Armstrongs | Newcastle upon Tyne | |||||
| 29 August | William Gray & Co. Ltd. | West Hartlepool | Collier | For Ministry of Shipping. | |||
| 20 August | Swan Hunter | Tyne and Wear | |||||
| 22 August | Harland & Wolff | Belfast | Tanker | For Royal Fleet Auxiliary. | |||
| 22 August |  Finland | Wärtsilä Crichton-Vulcan | Turku | Minelayer | For Finnish Navy | ||
| 24 August | United Kingdom | Cargo ship | For Stephens, Sutton Ltd. | ||||
| 24 August | Blohm & Voss | Hamburg | Vaterland | passenger ship | For HAPAG | ||
| 26 August | Lithgows Ltd. | Port Glasgow | Cargo ship | For Dornoch Shipping Co. Ltd. | |||
| 29 August | Harland & Wolff | Govan | For Royal Navy.[24] | ||||
| 30 August | Lithgows Ltd. | Port Glasgow | Cargo ship | For Bolton Steam Shipping Co. Ltd. | |||
| 2 September | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[25] | ||||
| 2 September | Lithgows | Greenock | Cargo ship | For Ministry of Shipping | |||
| 2 September | Schichau | Königsberg | light seaplane tender | For the Luftwaffe | |||
| 2 September | Harland & Wolff | Belfast | For Royal Navy.[26] | ||||
| 3 September | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Hartlepools Steamship Co. | |||
| 3 September | J.L. Thompson and Sons Ltd. | Sunderland | Cargo ship | For Ministry of Shipping. | |||
| 3 September | United Kingdom | Barclay, Curle & Co. Ltd. | Glasgow | Cargo ship | For Ministry of Shipping. | ||
| 3 September | Harland & Wolff | Belfast | Cargo ship | For Ulster Steamship Co.[27] | |||
| 3 September | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For British India Steam Navigation Co. Ltd. | ||
| 4 September | United Kingdom | Cargo ship | For Leeds Shipping Co. Ltd. | ||||
| 4 September | Short Brothers Ltd. | Sunderland | Cargo ship | For Ministry of War Transport. | |||
| 4 September | Harland & Wolff | Belfast | Refrigerated cargo ship | For Royal Mail Line.[28] | |||
| 5 September | Yarrow | Glasgow | |||||
| 15 September | Cochrane & Sons | Selby | For Royal Navy | ||||
| 16 September | Grangemouth Dockyard Co. Ltd. | Grangemouth | Icemaid type collier | For G. Gibson & Co. Ltd. | |||
| 16 September | John Readhead & Sons Ltd. | South Shields | Cargo ship | For North Shipping Co. Ltd. | |||
| 17 September | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 17 September | United Kingdom | Caledon Shipbuilding & Engineering Co. Ltd. | Dundee | Cargo ship | For Britain Steamship Co. | ||
| 30 September | Cammel Laird | Birkenhead | |||||
| 30 September | Swan Hunter | Wallsend | |||||
| 1 October | United Kingdom | Greenock Dockyard Co. Ltd. | Greenock | Cargo ship | For Clan Line Steamers Ltd. Requisition by the Admiralty, completed as HMS Athene. | ||
| 1 October | William Gray & Co. Ltd. | West Hartlepool | Collier | For Ministry of Shipping. | |||
| 1 October | United Kingdom | William Denny and Brothers | Sutlej | ||||
| 2 October |  France | Ch. de St. Nazaire Penhoet | Saint-Nazaire | Jupiter | light seaplane tender | Former French Sans Souci | |
| 3 October | J. L. Thompson & Sons Ltd. | Sunderland | Cargo ship | For Ministry of Shipping | |||
| 3 October | Harland & Wolff | Belfast | For Royal Navy.[29] | ||||
| 3 October | William Pickersgill & Co. Ltd. | Southwick | Cargo ship | For Stanhope Steamship Co. Ltd. | |||
| 4 October | Furness Shipbuilding Co. Ltd. | Haverton-Hill-on-Tees | For Ministry of Shipping. | ||||
| 4 October | United Kingdom | Bartram & Sons Ltd | Sunderland | Cargo ship | For Putney Hill Steamship Co. Ltd. | ||
| 15 October | United Kingdom | Cargo ship | For Leeds Shipping Co. Ltd. | ||||
| 15 October | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 16 October | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[30] | ||||
| 16 October | Goole Shipbuilding & Repairing Co. Ltd. | Goole | Coaster | For Ministry of Shipping. | |||
| 17 October | United Kingdom | William Hamilton & Co. Ltd. | Port Glasgow | Cargo ship | For Putney Hill Steamship Co. Ltd. | ||
| 18 October | United Kingdom | Charles Connell & Co Ltd | Glasgow | Cargo ship | For T. & J. Harrison. | ||
| 19 October | Blythswood Shipbuilding Co. Ltd. | Glasgow | For Ministry of Shipping. Completed as RFA Denbydale for Royal Fleet Auxiliary. | ||||
| 20 October | Swan Hunter | Tyne and Wear | |||||
| 23 October | John Brown and Company | Clydebank | |||||
| 25 October | Australia | Mort's Dock and Engineering Co | Sydney | ||||
| 29 October | United Kingdom | Cargo ship | For Ministry of Shipping. | ||||
| 30 October | John Readhead & Sons Ltd. | South Shields | Cargo ship | For Ministry of Shipping. | |||
| 30 October | S. P. Austin & Sons Ltd. | Sunderland | C-type coaster | For Wm. France, Fenwick & Co. Ltd. | |||
| 30 October | Vickers-Armstrong | Walker, Newcastle | M-class destroyer | Transferred to Turkey 1959 as Maresal Fevzi Cakmak | |||
| 30 October | France | Ch. de St. Nazaire Penhoet | Saint-Nazaire | Merkur | light seaplane tender | Former French Sans Peur | |
| 30 October | John I. Thornycroft & Company | Southampton | N-class destroyer | For Royal Australian Navy | |||
| 30 October | Vickers-Armstrong | River Tyne | To the Polish Navy as Kujawiak in 1941 | ||||
| 30 October | France | Ch. de St. Nazaire Penhoet | Saint-Nazaire | Saturn | light seaplane tender | Former French Sans Reproche | |
| 30 October | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Crest Shipping Co. | |||
| 30 October | France | Ch. de St. Nazaire Penhoet | Saint-Nazaire | Uranus | light seaplane tender | Former French Sans Pareil | |
| 31 October | Blyth Dry Docks & Shipbuilding Co. Ltd | Blyth, Northumberland | For Royal Navy.[31] | ||||
| 31 October | William Gray & Co. Ltd. | West Hartlepool | Collier | For Ministry of Shipping. | |||
| 31 October | Harland & Wolff | Belfast | For Royal Navy.[32] | ||||
| 31 October | Short Brothers Ltd. | Sunderland | For Northumbrian Shipping Co. Ltd. | ||||
| 31 October | Harland & Wolff | Govan | For Royal Navy. | ||||
| October | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| 1 November | United Kingdom | Cargo ship | For New Egypt & Levant Shipping Co. Ltd. | ||||
| 2 November | Harland & Wolff | Belfast | Refrigerated cargo ship | For Royal Mail Line.[33] | |||
| 4 November | Scotts Shipbuilding & Engineering | Greenock | L-class destroyer | ||||
| 13 November | A & J Inglis Ltd | Glasgow | Empire Deep | Coaster | For Ministry of Shipping | ||
| 13 November | A & J Inglis Ltd | Glasgow | Empire Gat | Coaster | For Ministry of Shipping.[34] | ||
| 13 November | J.L. Thompson and Sons Ltd. | Sunderland | Cargo ship | For Ministry of Shipping. | |||
| 13 November | Ardrossan Dockyard Ltd. | Ardrossan | Coaster | For British Channel Islands Shipping Co. Ltd. | |||
| 14 November | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| 15 November | Blythswood Shipbuilding | Scotstoun | For the Ministry of Shipping. Completed as RFA Darkdale for Royal Fleet Auxiliary. | ||||
| 15 November | Barclay, Curle & Co. Ltd. | Glasgow | Cargo liner | For . | |||
| 16 November | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 16 November | Australia | Cockatoo Island Dockyard | Sydney | ||||
| 16 November | United Kingdom | William Denny and Brothers | Jumna | ||||
| 16 November | Harland & Wolff | Belfast | For Royal Navy.[35] | ||||
| 20 November | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| 21 November | Lithgows Ltd | Port Glasgow | Cargo ship | For Ministry of Shipping | |||
| 21 November | Lithgows Ltd | Port Glasgow | Cargo ship | For Ministry of Shipping | |||
| 27 November | United States | Sun Shipbuilding | Chester, Pennsylvania | Rio Hudson | C3 merchant freighter | Converted to escort carrier in 1942 | |
| 28 November | Harland & Wolff | Belfast | For Royal Navy. | ||||
| 28 November | Sir J. Laing & Sons Ltd. | Sunderland | Norwegian type tanker | For Ministry of Shipping. | |||
| 28 November | Furness Shipbuilding Co. Ltd | ||||||
| 28 November | Yarrow Shipbuilders | Scotstoun | L-class destroyer | ||||
| 28 November | Blythswood Shipbuilding Co. Ltd. | Glasgow | For Royal Fleet Auxiliary. | ||||
| 29 November | R. & W Hawthorn, Leslie & Co. Ltd. | Newcastle upon Tyne | For Ministry of Shipping. Completed as RFA Echodale for Royal Fleet Auxiliary. | ||||
| 29 November | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. Requisitioned by Royal Navy. | |||
| 30 November | Harland & Wolff | Belfast | Submarine depot ship | For Royal Navy. | |||
| 30 November | United Kingdom | William Gray & Co. Ltd. | West Hartlepool | Cargo ship | For British India Steam Navigation Co. Ltd. | ||
| November | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| 2 December | Goole Shipbuilding & Repairing Co. Ltd. | Goole | Coaster | For Ministry of Shipping. | |||
| 2 December | Lithgows Ltd. | Port Glasgow | Ore carrier | For Ministry of Shipping. | |||
| 4 December | Cammell Laird & Co. Ltd. | Birkenhead | Ocean type tanker | For Ministry of Shipping. | |||
| 4 December | J. Samuel White | Cowes | To the Polish Navy as Krakowiak in 1941 | ||||
| 9 December | Harland & Wolff | Belfast | Tank Landing Craft | For Royal Navy.[36] | |||
| 9 December | Harland & Wolff | Belfast | Tank Landing Craft | For Royal Navy.[37] | |||
| 10 December | Australia | Williamstown Naval Dockyard | Williamstown | ||||
| 10 December | Bethlehem Steel | Sparrows Point, Maryland | Type C2-S cargo ship | Built for Robin Line, but requisitioned on completion and delivered to Ministry of Shipping as Empire Curlew. | |||
| 12 December | Harland & Wolff | Belfast | Tanker | For Royal Fleet Auxiliary. | |||
| 12 December | Furness Shipbuilding Co. Ltd. | Haverton-Hill-on-Tees | Ocean type tanker | For Ministry of Shipping. | |||
| 12 December | Vickers-Armstrong | Walker, Newcastle | M-class destroyer | ||||
| 12 December | Swan, Hunter & Wigham Richardson Ltd. | Wallsend | Cargo ship | For Ellerman & Papyanni Lines. | |||
| 14 December | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For Morrison Steamship Co. | |||
| 14 December | William Doxford & Sons | Sunderland | Cargo ship | For Ministry of Shipping | |||
| 14 December | Swan Hunter | Tyne and Wear | Sold to Indian Navy; commissioned as INS Gomati (D93) in 1953 | ||||
| 14 December | United States | Newport News Shipbuilding | Newport News, Virginia | ||||
| 15 December | J.L. Thompson and Sons Ltd. | Sunderland | Cargo ship | For Ministry of Shipping (United Kingdom)Ministry of Shipping. | |||
| s16 December | William Gray & Co. Ltd. | West Hartlepool | Collier | For Ministry of Shipping. | |||
| 16 December | United Kingdom | C. Connell & Co. Ltd. | Glasgow | Cargo ship | For Ministry of Shipping. | ||
| 17 December | Harland & Wolff | Belfast | For Royal Navy.[38] | ||||
| 18 December | United States | Sun Shipbuilding | Chester, Pennsylvania | Rio Parana | C3 merchant freighter | Converted to escort carrier in 1942 | |
| 19 December | John Brown and Company | Clydebank | |||||
| 27 December | William Pickersgill & Sons Ltd | Sunderland | Cargo ship | For Ministry of Shipping | |||
| 27 December | Lithgows Ltd. | Port Glasgow | Cargo ship | For Ministry of Shipping. | |||
| 27 December | United Kingdom | Greenock Dockyard Co. Ltd. | Greenock | Cargo ship | For Ministry of Shipping | ||
| 27 December | Short Brothers Ltd. | Sunderland | Cargo ship | For Ministry of Shipping. | |||
| 28 December | United Kingdom | Cargo ship | For West Hartlepool Steam Navigation Co. Ltd. | ||||
| 31 December | Burntisland Shipbuilding Company | Burntisland | Cargo ship | For British Channel Islands Shipping Co. Ltd. | |||
| December | Hong Kong & Whampoa Dock Co. Ltd. | Hong Kong | Cargo ship | For Indo-China Steam Navigation Co. Ltd. | |||
| December | Taikoo Dockyard & Engineering Company of Hong Kong Ltd. | Hong Kong | Cargo ship | For China Navigation Co. Ltd. | |||
| Unknown date | Tanker | For Kriegsmarine. | |||||
| Unknown date | W. J. Yarwood & Sons Ltd. | Northwich | Bishops Pointer | Lighter | For Liverpool Lighterage Co. Ltd. and/or Bishops Wharf Carrying Co. Ltd. | ||
| Unknown date |  Netherlands | Van Diepen Scheepswerf Gebroeders NV | Waterhuizen | Caribe II | Cargo ship | For S G Hallstrom, Amsterdam. | |
| Unknown date | D. W. Kremer Sohn | Elmshorn | Tanker | For Kriegsmarine. | |||
| Unknown date | D W Kremer Sohn | Elmshorn | Else | coastal Tanker | For Kriegsmarine. | ||
| Unknown date | Lübecker Maschinenbau Gesellschaft | Lübeck | Cargo ship | For Argo Reederei Richard Adler & Co | |||
| Unknown date | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| Unknown date | Nakskov Skibs. Akt. | Nakskov | Tanker | For A. P. Moller. | |||
| Unknown date | Howaltswerke. | Kiel | Tanker | Requisitioned by Kriegsmarine on completion. | |||
| Unknown date | Nobiskrug Werft | Rendsburg | Cargo ship | For Hilmar Reksten, Bergen, Norway. Seized on completion in May 1942 | |||
| Unknown date | Norderwerft Koser und Meyer | Hamburg | For the Luftwaffe | ||||
| Unknown date | Swan, Hunter & Wigham Richardson Ltd. | Newcastle upon Tyne | Ferry | For Turkish Government. | |||
| Unknown date | Norderwerft Koser und Meyer | Hamburg | For the Luftwaffe | ||||
| Unknown date | Richard Dunston Ltd. | Thorne | Tug | For River Lighterage Co. Ltd. | |||
| Unknown date | Kockums Mekaniska Verkstad. | Malmö | Cargo ship | Completed in 1946 as El Gaucho for Societe Anonyme Comercial de Exportación y Importación y Financiera. | |||
| Unknown date | Rotterdamsche Droogdock Maatschappij | Rotterdam | Tanker | For NV Phs. van Ommeren's Scheepsvaartbedrijf. | |||
| Unknown date | Rowhedge Ironworks Co. Ltd. | Rowhedge | Salvage vessel | For Admiralty. | |||
| Unknown date | Trondheims Mekaniske Verkstad. | Trondheim | Cargo ship | For Springwell Shipping Co. Ltd. Seized by Germany, completed as Rudesheimer of Hansa Line. | |||
| Unknown date | Burmeister & Wain. | Copenhagen | Tanker | For Compagnie Auxilaire de Navigation. Seized by Germany completed sas Heide for J. T. Essberger. | |||
| Unknown date | Richard Dunston Ltd. | Thorne | Tug | For Vokins & Co. |