| Date | Navy/Country | Builder | Location | Ship | Class / type | Notes |
| 16 January | United Kingdom | Scotts Shipbuilding and Engineering Company | Greenock | Agapenor | Cargo ship | For Ocean Steam Ship Company. 7550 Gross Tons[1] |
| 17 January | Austria-Hungary | Ganz-Danubius | Fiume | Szent István | Tegetthoff-class battleship | For Austro-Hungarian Navy |
| 29 January | United Kingdom | Harland & Wolff | Belfast | Euripides | Passenger ship | For Aberdeen Line. |
| 29 January | Germany | AG Vulcan | Stettin | V25 | V25-class torpedo boat | For Kaiserliche Marine. |
| 7 February | United Kingdom | Yarrow | Scotstoun | Landrail | Laforey-class destroyer | For Royal Navy. |
| 11 February | United Kingdom | Harland & Wolff | Belfast | Mississippi | Passenger ship | For Atlantic Transport Co.[4] |
| 21 February | Germany | Germaniawerft | Kiel | Kronprinz Wilhelm | König-class battleship | For Imperial German navy |
| 21 February | Germany | AG Vulcan | Stettin | V26 | V25-class torpedo boat | For Imperial German Navy. |
| 24 February | Germany | Blohm & Voss | Hamburg | Fritz | diesel motor ship | |
| 25 February | United Kingdom | John I. Thornycroft & Company | | Lance | Laforey-class destroyer | For Royal Navy |
| 26 February | United Kingdom | Harland and Wolff | Belfast | Britannic | Olympic-class ocean liner | For Royal Navy Sister ship of Titanic |
| 26 February | United Kingdom | Hawthorn Leslie | | Lydiard | Laforey-class destroyer | For Royal Navy |
| 28 February | Germany | Schichau-Werke | Elbing | S32 | V25-class torpedo boat | For Imperial German Navy. |
| 12 March | United Kingdom | Blyth Shipbuilding & Dry Docks Co. Ltd | Blyth | Aydon | Cargo ship | For Aydon Steamship Co. Ltd.[5] |
| 12 March | United Kingdom | Harland & Wolff | Belfast | Falstria | Cargo ship | For East Asiatic CoEast Asiatic Co.[6] |
| 14 March | United States | Union Iron Works | San Francisco, California | K-3 | K-class submarine | For United States Navy |
| 17 March | United States | Fore River Shipyard | Quincy, Massachusetts | K-5 | K-class submarine | For United States Navy |
| 19 March | United States | Moran Company | Seattle, Washington | K-4 | K-class submarine | For United States Navy |
| 23 March | United States | New York Shipbuilding | Camden, New Jersey | Oklahoma | Nevada-class battleship | For United States Navy |
| 26 March | United States | Fore River Shipyard | Quincy, Massachusetts | K-6 | K-class submarine | For United States Navy |
| 26 March | Germany | AG Vulcan | Stettin | V27 | V25-class torpedo boat | For Kaiserliche Marine. |
| 4 April | Germany | Schichau-Werke | Elbing | S33 | V25-class torpedo boat | For Imperial German Navy. |
| 8 April | United Kingdom | Irvine's Shipbuilding and Drydock Co Ltd | West Hartlepool, Co Durham | Pengreep | Cargo ship | For R B Chellew Steam Navigation Company |
| 22 April | United Kingdom | Harland & Wolff | Belfast | Egori | Cargo ship | For Elder Dempster.[7] |
| 22 April | United States | Bath Iron Works | Bath, Maine | McDougal | O'Brien-class destroyer | For United States Navy |
| 23 April | United Kingdom | | | E11 | E-class submarine | For Royal Navy |
| 25 April | Germany | AG Weser | Bremen | Regensburg | Graudenz-class cruiser | For Imperial German Navy |
| 11 May | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Kingsholm | Tug | For W. M. Butler & Co (Bristol) Ltd.[8] |
| 13 June | Germany | Schichau-Werke | Elbing | S34 | V25-class torpedo boat | For Imperial German Navy. |
| 20 June | United States | Union Iron Works | San Francisco, California | K-7 | K-class submarine | For United States Navy |
| Seattle Construction and Drydock Company | Seattle, Washington | Arapaho | tug | For United States Navy[9] |
Germany | Blohm + Voss | Hamburg | Bismarck | Imperator-class ocean liner | For Hamburg America Line |
| 24 June | United Kingdom | William Denny | Dunbarton | Princess Margaret | Passenger liner | For Canadian Pacific Railway[10] |
| 7 July | United Kingdom | Harland & Wolff | Belfast | Orbita | Ocean liner | For Pacific Steam Navigation Company[11] |
| 9 July | United Kingdom | Harland & Wolff | Belfast | Lalandia | Cargo ship | For Western Australian Government, completed as Kangaroo.[12] |
| 9 July | United Kingdom | Harland & Wolff | Belfast | Statendam | Ocean Liner | For Holland America Line[13] |
| 11 July | United States | Union Iron Works | San Francisco, California | K-8 | K-class submarine | For United States Navy |
| 11 July | United States | Fore River Shipyard | Quincy, Massachusetts | Nevada | Nevada-class battleship | For United States Navy |
| 20 July | United States | William Cramp & Sons | Philadelphia, Pennsylvania | O'Brien | O'Brien-class destroyer | For United States Navy |
| Seattle Construction and Drydock Company | Seattle, Washington | Mohave | tug | For United States Navy[14] (or 20 June[15]) |
| 6 August | United Kingdom | Palmers Shipbuilding & Iron Company | Hebburn, Tyneside | Murray | Admiralty M-class destroyer | For Royal Navy. |
| 8 August | United Kingdom | Armstrong Whitworth | Elswick, Tyne and Wear | Bjørgvin | Nidaros-class coastal defence ship | For Royal Norwegian Navy[16] |
| 15 August | United States | Seattle Construction and Drydock Company | Seattle, Washington | Tillamook | tug | For United States Navy[17] |
| 19 August | United States | William Cramp & Sons | Philadelphia, Pennsylvania | Nicholson | O'Brien-class destroyer | For United States Navy |
| 22 August | United States | New York Shipbuilding | Camden, New Jersey | Ericsson | O'Brien-class destroyer | For United States Navy |
| 4 September | United Kingdom | Alexander Stephen and Sons | Linthouse, Govan | Tuscania | Passenger liner | For Anchor Line[18] |
| 5 September | United Kingdom | Blyth Shipbuilding & Dry Docks Co. Ltd | Blyth | Ark Royal | Seaplane carrier | For Royal Navy.[19] |
| 8 September | United Kingdom | Workman, Clark and Company | Belfast | Ebro | Ocean Liner | For Royal Mail Steam Packet Company[20] |
| 21 September | Spain | SECN | Ferrol | Jaime I | España-class battleship | For Spanish Navy.[21] |
| 30 September | United Kingdom | Harland & Wolff | Glasgow | Apapa | Passenger ship | For Elder Dempster Line.[22] |
| 12 October | United Kingdom | Yarrow | Scotstoun | Manly | Yarrow M-class destroyer | |
| 20 October | United Kingdom | William Denny and Brothers Ltd | Dumbarton, Scotland | Princess Irene | Ocean liner | For Canadian Pacific Railway |
| 31 October | United Kingdom | John Brown & Company | Clydebank, Scotland | Barham | Queen Elizabeth-class battleship | For Royal Navy |
| 4 November | United Kingdom | Fairfield Shipbuilding | Govan, Scotland | Valiant | Queen Elizabeth-class battleship | For Royal Navy |
| 17 November | United Kingdom | Devonport Dockyard | Devonport, England | Royal Oak | Revenge-class battleship | For Royal Navy |
| 19 November | United Kingdom | Harland & Wolff | Belfast | Almanzora | Passenger ship | For Royal Mail Line.[23] |
| 21 November | Germany | Schichau-Werke | Danzig | Elbing | Pillau-class light cruiser | For Kaiserliche Marine |
| 19 December | Australia | Cockatoo Dockyard | Sydney, New South Wales | Huon | River-class torpedo-boat destroyer | For Royal Australian Navy |
| 31 December | United Kingdom | Harland & Wolff | Belfast | Belgenland | Passenger ship | For International Navigation Co. Completed as Belgic. |
| 3rd Quarter | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Sir William | Coaster | For John H. Vernon.[24] |
| Unknown date | Sweden | | | Baychimo | Cargo ship | For Hudson's Bay Company |
| Unknown date | United Kingdom | Harland & Wolff LTd. | Glasgow | Egba | Cargo ship | For Elder Dempster Lines. |
| Unknown date | United Kingdom | Beeching Brothers Ltd. | Great Yarmouth | Eskburn | Steam drifter | For Robert Milburn.[26] |
| Unknown date | United Kingdom | Ailsa Shipbuilding Co Ltd. | Troon | Glen Usk | Paddle steamer | For P. & A. Campbell. |
| Unknown date | United Kingdom | Palmers Ltd. | River Tyne | Maricopa | Tanker | For private owner. |
| Unknown date | United Kingdom | Beeching Brothers Ltd. | Great Yarmouth | Ocean Emperor | Steam drifter | For Bloomfields Ltd.[29] |
| Unknown date | United States | Fore River Shipyard | Quincy, Massachusetts | Pacific | Cargo ship | For J S Emery Steamship Co |
| Unknown date | United Kingdom | J. Allen & Co. | Poole | Skylark | Motor vessel | For Jake Bolson.[30] |
| Unknown date | United Kingdom | Frederick Braby & Co. Ltd. | Deptford | The Flame | Motor lighter | For London Motor Lighterage Co. Ltd.[31] |
| Unknown date | Norway | Kaldnes Mekaniske Verksted | Tønsberg | Viking II | Whaler | For A/S Tønsberg Hvalfangeri |
| Unknown date | United Kingdom | Joseph Russell & Co. | Port Glasgow | War Ermine | Cargo ship | For British Shipping Controller. |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | 7 G.W.R. | Barge | For Great Western Railway.[33] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | 8 G.W.R. | Barge | For Great Western Railway.[34] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | 9 G.W.R. | Barge | For Great Western Railway.[35] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | 10 G.W.R. | Barge | For Great Western Railway.[36] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | 11 G.W.R. | Barge | For Great Western Railway.[37] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | 12 G.W.R. | Barge | For Great Western Railway.[38] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Unnamed | Sailing ship | For private owner.[39] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Unnamed | Sailing ship | For private owner.[40] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Unnamed | Sailing ship | For private owner.[41] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Unnamed | Sailing ship | For private owner.[42] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Unnamed | Sailing ship | For private owner.[43] |
| Unknown date | United Kingdom | I. J. Abdela & Mitchell Ltd. | Queensferry | Unnamed | Sailing ship | For private owner.[44] |