# List of ship launches in 1784

The list of ship launches in 1784 includes a chronological list of some ships launched in 1784.
| Date | Country | Builder | Location | Ship | Class | Notes |
| 5 March | Dutch Republic | | Hoorn | Verwagting | Third rate | For Dutch Navy. |
| 9 March | Great Britain | Cleveley | Gravesend | Director | St Albans-class ship of the line | For Royal Navy. |
| 22 March | Dutch Republic | | Amsterdam | Cerberus | Third rate | For Dutch Navy. |
| 22 March | India | | Bombay Dockyard | Sir Edward Hughes | East Indiaman | For British East India Company. |
| 23 March | Great Britain | Robert Batson | Limehouse | Guardian | Roebuck-class ship | For Royal Navy. |
| 25 March | Republic of Venice | Giacomo Giacomazzo | Venice | Palma | Palma-class frigate | For Venetian Navy. |
| 31 March | Republic of Venice | Giovanni Domenico Giacomazzi | Venice | Fama | Fama-class ship of the line | For Venetian Navy. |
| 19 April | Great Britain | Perry, Wells & Green | Blackwall Yard | Venerable | Culloden-class ship of the line | For Royal Navy. |
| 21 April | Great Britain | John Sutton & Co. | Liverpool | Andromeda | Hermione-class frigate | For Royal Navy. |
| April | Kingdom of France | Raymond-Antoine Haran | Bayonne | La Sincère | Corvette | For French Navy. |
| April | Kingdom of France | Raymond-Antoine Haran | Bayonne | Utile | Gabarre | For French Navy. |
| 2 May | Russia | F. Ignatyev | Kazan | Astrakhan | Kavkaz-class corvette | For Imperial Russian Navy. |
| 6 May | Great Britain | Phineus Jacobs | Sandgate | Brisk | Echo-class sloop | For Royal Navy. |
| 8 May | Denmark-Norway | Henrik Gerner | Copenhagen | Kronprinds Frederik | Prindsesse Sophia Frederica-class ship of the line | For Dano-Norwegian Navy. |
| 9 May | Russia | Ivan I. Afanaseyev | Olonetsk | Unnamed | Corvette | For Imperial Russian Navy. |
| 12 May | Russia | M. D. Portnov | Archangelsk | Iaroslavets | Frigate | For Imperial Russian Navy. |
| 12 May | Russia | M. D. Portnov | Archangelsk | Vladislav | Iaroslav-class ship of the line | For Imperial Russian Navy. |
| 12 May | Russia | M. D. Portnov | Archangelsk | Yaroslav | Iaroslav-class ship of the line | For Imperial Russian Navy. |
| 16 May | Russia | M. D. Portnov | Archangelsk | Iziaslav | Third rate | For Imperial Russian Navy. |
| 17 May | Russia | M. D. Portnov | Archangelsk | Mstislavets | Fifth rate | For Imperial Russian Navy. |
| 23 May | Russia | G. Ignatyev | Cronstadt | Rostislav | Ches'ma-class frigate | For Imperial Russian Navy. |
| 18 June | Kingdom of France | Hubert Pennevert | Rochefort | Perdrix | Fauvette-class corvette | For French Navy. |
| 13 July | Dutch Republic | | Amsterdam | Hector | Fourth rate | For Dutch Navy. |
| 19 July | Great Britain | Philip Perry | Blackwall | Adventure | Adventure-class frigate | For Royal Navy. |
| July | Great Britain | Henry Adams | Buckler's Hard | Indefatigable | Ardent-class ship of the line | For Royal Navy. |
| 17 August | Great Britain | Andrew Hills | Sandwich | Ferret | Childers-class brig-sloop | For Royal Navy. |
| 28 August | Kingdom of France | | Lorient | Audacieux | Téméraire-class ship of the line | For French Navy. |
| 1 September | Great Britain | Fabian, Clayton & Willson | Sandgate | Hussar | Enterprise-class frigate | For Royal Navy. |
| 17 September | Kingdom of France | Pierre-Augustin Lamothe Kercaradec | Brest | Deux Frères | Ship of the line | For French Navy. |
| 28 September | Spain | Reales Astilleros de Esteiro | El Ferrol | Santa Ana | Santa Ana-class ship of the line | For Spanish Navy. |
| 12 October | Russia | S. I. Afanaseyev | Kherson | Sviatoi Pavel | Slava-Ekateriny-class ship of the line | For Imperial Russian Navy. |
| 28 October | Great Britain | John Nowlan & Thomas Calhoun | Bursledon | Crescent | Flora-class frigate | For Royal Navy. |
| 30 October | Great Britain | Barnard | Deptford | Tremendous | Ganges-class ship of the line | For Royal Navy. |
| 11 November | Kingdom of France | | Brest | Superbe | Téméraire-class ship of the line | For French Navy. |
| 27 November | Great Britain | Stewart & Hall | Sandgate | Dido | Frigate | For Royal Navy. |
| 27 November | Great Britain | Daniel Furzer | East Cowes | Experiment | Roebuck-class ship | For Royal Navy. |
| 29 November | Great Britain | J. Pollard | Sheerness Dockyard | Mermaid | Active-class frigate | For Royal Navy. |
| 27 December | Republic of Venice | Iseppo Livio | Venice | Eolo | Leon Trionfante-class ship of the line | For Venetian Navy. |
| 27 December | Great Britain | Raymond | Northam | Stately | Ardent-class ship of the line | For Royal Navy. |
| Unknown date | Great Britain | Thomas Walton | Hull | Alexander | Merchantman | For private owner. |
| Unknown date | Sweden | | Karlskrona | Äran | Third rate | For Royal Swedish Navy. |
| Unknown date | Dutch Republic | | Enkhuizen | Beschermer | Fourth rate | For Dutch Navy. |
| Unknown date | Ottoman Empire | | Constantinople | Beşîr-i Zafer | Fourth rate | For Ottoman Navy. |
| Unknown date | Ottoman Empire | | Constantinople | Bin Zafer | Fifth rate | For Ottoman Navy. |
| Unknown date | Great Britain | Blaydes Yard | Hull | Bethia | Collier | For private owner. |
| Unknown date | Great Britain | | River Thames | Charlotte | Merchantman | For Mathews & Co. |
| Unknown date | Great Britain | | | Clinton | East Indiaman | For British East India Company. |
| Unknown date | Great Britain | Nicholas Bools | Bridport | Dash | Sloop | For private owners. |
| Unknown date | Bermuda | | Bermuda | Dispatch | Merchantman | For private owner. |
| Unknown date | Great Britain | | Ipswich | Dolphin | Packet ship | For HM Postmaster General. |
| Unknown date | Great Britain | Wells | Deptford | Dublin | East Indiaman | For British East India Company. |
| Unknown date | Great Britain | | Leith | Duchess of Buccleugh | Merchantman | For private owner. |
| Unknown date | New Spain | | | Fair American | Schooner | For private owner. |
| Unknown date | Denmark-Norway | Henrik Gerner | Copenhagen | Fredrichswaern | Fifth rate | For Dano-Norwegian Navy. |
| Unknown date | Great Britain | | Scarborough | Friendship | Brig | For George Moorson, and Thomas, George & John Hopper. |
| Unknown date | Great Britain | | River Thames | Harriot | West Indiaman | For private owner. |
| Unknown date | Dutch Republic | | Amsterdam | Havik | Brig-sloop | For Dutch Navy. |
| Unknown date | Ottoman Empire | | Constantinople | Hısn-ı Gazat | Fifth rate | For Ottoman Navy. |
| Unknown date | Dutch Republic | | Delft | Horssen | East Indiaman | For Dutch East India Company. |
| Unknown date | Russia | F. Ignatyev | Kazan | Kavkaz | Kavkaz-class corvette | For Imperial Russian Navy. |
| Unknown date | Great Britain | Perry | Blackwall | King George | East Indiaman | For Henry Hide Pelly. |
| Unknown date | Dutch Republic | | Rotterdam | Leeuw | Sixth rate | For Dutch Navy. |
| Unknown date | Great Britain | | Broadstairs | Liberty | West Indiaman | For private owner. |
| Unknown date | Great Britain | | Liverpool | Little Joe | Slave ship | For private owner. |
| Unknown date | Denmark-Norway | | | Mars | Indfrødsretten-class ship of the line | For Dano-Norwegian Navy. |
| Unknown date | Dutch Republic | | Vlissingen | Meermin | Brig | For Dutch Navy. |
| Unknown date | Dutch Republic | | Rotterdam | Panter | Cutter | For Dutch Navy. |
| Unknown date | Russia | | | Pink No. 1 | Pink | For Imperial Russian Navy. |
| Unknown date | Russia | | | Pink No. 2 | Pink | For Imperial Russian Navy. |
| Unknown date | Dutch Republic | | Rotterdam | Raaf | Corvette | For Dutch Navy. |
| Unknown date | Ottoman Empire | | Constantinople | Rehber-i Nusret | Fifth rate | For Ottoman Navy. |
| Unknown date | Dutch Republic | F. van Zwijndregt | Rotterdam | Scipio | Corvette | For Dutch Navy. |
| Unknown date | Great Britain | | Sunderland | Walker | Snow | For private owner. |
| Unknown date | Dutch Republic | J. Swerus | Harlingen | Westergo | Third rate | For Dutch Navy. |
| Unknown date | Dutch Republic | | Vlissingen | Zeeland | Third rate | For Dutch Navy. |
| Unknown date | Dutch Republic | J. Swerus | Harlingen | Zevenwolden | Third rate | For Dutch Navy. |
| Unknown date | Kingdom of France | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Great Britain | | Dover | Name unknown | Smack | For private owner. |
| Unknown date | Kingdom of France | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Great Britain | | London | Name unknown | Merchantman | For private owner. |
| Unknown date | Kingdom of France | | | Name unknown | Schooner | For private owner. |