# List of ship launches in 1891

The list of ship launches in 1891 includes a chronological list of some ships launched in 1891.
| Date | Country | Builder | Location | Ship | Class / type | Notes |
| 8 January | United Kingdom | Blyth Shipbuilding Co. Ltd | Blyth | Cairnie | Steamship | For W. Todd Moffatt. |
| 29 January | United Kingdom | Charles Joseph Bigger | Londonderry | Silverstream | Barque | For William Porter Herdman. |
| 10 February | United Kingdom | Chatham Dockyard | Chatham, Kent | Apollo | Apollo-class cruiser | For Royal Navy. |
| 11 February | United Kingdom | Harland & Wolff | Belfast | Nomadic | Livestock carrier | For White Star Line |
| 26 February | United Kingdom | Portsmouth Dockyard | Portsmouth | Royal Sovereign | Royal Sovereign-class battleship | For Royal Navy |
| 12 March | United Kingdom | Harland & Wolff | Belfast | Tauric | Livestock carrier | For White Star Line |
| 14 March | United Kingdom | W. Allsup & Sons Ltd. | Preston | Gertie | Cargo ship | For Champion & Co. |
| 28 March | United Kingdom | Harland & Wolff | Belfast | Magnetic | Tender | For White Star Line |
| 4 April | Germany | Kaiserliche Werft | Kiel | Falke | Bussard-class cruiser | For Imperial German Navy |
| 9 April | United Kingdom | Blyth Shipbuilding Co. Ltd | Blyth | Croft | Steamship | For Arrow Shipping Co. Ltd. |
| 11 April | United Kingdom | Harland & Wolff | Belfast | Labrador | Passenger ship | For Dominion Steamship Co. |
| 21 April | United Kingdom | Charles Joseph Bigger | Londonderry | Ferndale | Barque | For Dale Line. |
| 23 April | United Kingdom | Frederick Braby & Co. Ltd. | Deptford | Europe | Lighter | For B. Jacob & Sons. |
| 7 May | United Kingdom | Pembroke Dockyard | Pembrokeshire | Empress of India | Royal Sovereign-class battleship | For Royal Navy |
| 9 May | United Kingdom | Harland & Wolff | Belfast | Assaye | Cargo ship | For Elder Dempster. |
| 16 May | United Kingdom | Messrs. P. Austin & Son | Sunderland | Caradog | Barque | For Messrs. William Morris & Co. |
| May | United Kingdom | Brown & Clapson | Barton-upon-Humber | Clytie | Humber Keel | For Codd & Pullen. |
| 6 June | United Kingdom | Harland & Wolff | Belfast | Cheshire | Passenger ship | For Bibby Steamship Co. |
| 8 June | United Kingdom | Blyth Shipbuilding Co. Ltd | Blyth | Kilorack | Steamship | For Kilorack Steamship Co. Ltd. |
| 15 June | United Kingdom | Frederick Braby & Co. Ltd. | Deptford | Asia | Lighter | For B. Jacob & Sons. |
| 25 June | United Kingdom | Charles Joseph Bigger | Londonderry | Beechdale | Barque | For Dale Line. |
| 27 June | United Kingdom | Harland & Wolff | Belfast | Shropshire | Passenger ship | For Bibby Steamship Co. |
| 30 June | Germany | Kaiserliche Werft | Wilhemshaven | Kurfürst Friedrich Wilhelm | Brandenburg-class battleship | For Imperial German Navy |
| 16 July | United Kingdom | Frederick Braby & Co. Ltd. | Deptford | Africa | Lighter | For B. Jacob & Sons. |
| 25 July | United Kingdom | Harland & Wolff | Belfast | Lancastrian | Cargo ship | For F. Leyland & Co. |
| 30 July | United Kingdom | Chatham Dockyard | Chatham | Hood | Royal Sovereign-class battleship | For Royal Navy |
| July | France | Forges et Chantiers de la Méditerranée | Le Havre | Zaragoza | Corvette | Flagship of the Mexican Navy |
| 8 August | United Kingdom | Charles Joseph Bigger | Londonderry | Parkdale | Barque | For J. Henry Iredale Ltd. |
| 11 August | United Kingdom | Frederick Braby & Co. Ltd. | Deptford | America | Lighter | For B. Jacob & Sons. |
| 18 August | United Kingdom | Blyth Shipbuilding Co. Ltd | Blyth | Unnamed | Barge | For Warkworth Harbour Commission. |
| 20 August | United Kingdom | Harland & Wolff | Belfast | Philadelphian | Cargo ship | For F. Leyland & Co. |
| 22 August | United Kingdom | W. Allsup & Sons Ltd. | Preston | Santa Marinha | Tug | For Companhia de Materiaes e Melhoramentos da Cidade do Rio de Janeiro. |
| 24 August | United Kingdom | Blyth Shipbuilding Co. Ltd | Blyth | Mandarin | Steamship | For Whiteleaf Steamship Co. Ltd. |
| 21 September | Germany | AG Vulcan | Stettin | Brandenburg | Brandenburg-class battleship | For Imperial German Navy |
| 17 October | France | Arsenal de Lorient | Lorient | Brennus | Pre-dreadnought battleship | For French Navy |
| 17 October | United Kingdom | Harland & Wolff | Belfast | Pindari | Cargo ship | For T. & J. Brocklebank. |
| 21 October | United Kingdom | Charles Joseph Bigger | Londonderry | Mashona | Full-rigged ship | For W. Lowdon & Co. |
| 31 October | United Kingdom | Harland & Wolff | Belfast | Ionia | Cargo ship | For D. & C. McIver. |
| 2 November | United Kingdom | W. Allsup & Sons Ltd. | Preston | George | Cargo ship | For Joseph J. Crossfield & Sons. |
| 19 November | United Kingdom | Harland & Wolff | Belfast | Mahratta | Cargo ship | For Brocklebank Line |
| 14 December | Germany | AG Vulcan | Stettin | Weissenburg | Brandenburg-class battleship | For Imperial German Navy |
| 17 December | United Kingdom | Harland & Wolff | Belfast | Massachusetts | Passenger ship | For Baltimore Lighterage Co. |
| Unknown date | United Kingdom | J. Allen & Co. | Poole | Alexandra | Yacht | For Frederick Griffin. |
| Unknown date | United Kingdom | R. Williamson & Son | Whitehaven | Black Rock | Cargo ship | For private owner. |
| Unknown date | United Kingdom | John Bell | Grimsby | Britannia | Fishing trawler | For John Bell and others. |
| Unknown date | United Kingdom | Barry Graving Dock & Engineering Company | Barry | Clive | Tug | For Barry Railway. |
| Unknown date | United Kingdom | Charles Joseph Bigger | Londonderry | Craiglands | Barque | For Sailing Ship Craiglands Co. Ltd. |
| Unknown date | United Kingdom | Bessy & Palmer | Great Yarmouth | Enterprise | Schooner | For Bessey & Palmer. |
| Unknown date | United Kingdom | W. Allsup & Sons Ltd. | Preston | Humber | Steamship | For private owner. |
| Unknown date | United Kingdom | Caledon Shipbuilding & Engineering Co. Ltd. | Dundee | Lawhill | Barque | For private owner. |
| Unknown date | United Kingdom | Ailsa Shipbuilding Co Ltd. | Troon | Ravenswood | Paddle steamer | For P. & A. Campbell. |
| Unknown date | United Kingdom | David Banks & Co. | Plymouth | Stormcock | Tug | For John Westcott, Joseph C. Cock and another. |