# List of ship launches in 1786

The list of ship launches in 1786 includes a chronological list of some ships launched in 1786.
| Date | Country | Builder | Location | Ship | Class | Notes |
| 20 January | Cuba | | Havana | Mexicano | Santa Ana-class ship of the line | For Spanish Navy. |
| 5 February | Great Britain | | Itchenor | Hartwell | East Indiaman | For British East India Company. |
| 23 February | Kingdom of France | | Toulon | Réunion | Magicienne-class frigate | For French Navy. |
| February | Great Britain | William Barnard | Deptford | Bridgewater | East Indiaman | For British East India Company. |
| 18 March | Kingdom of France | | Toulon | Modeste | Magicienne-class frigate | For French Navy. |
| 11 April | Russia | S. I. Afanaseyev | Kherson | Saint Alexander | Slava Ekateriny-class ship of the line | For Imperial Russian Navy. |
| 13 April | Russia | S. I. Afanaseyev | Kherson | Apostolov Andrei | Frigate | For Imperial Russian Navy. |
| 15 April | Great Britain | Perry | Blackwall Yard | Hannibal | Arrogant-class ship of the line | For Royal Navy. |
| 15 April | Great Britain | | Deptford Dockyard | Impregnable | London-class ship of the line | For Royal Navy. |
| 28 April | Kingdom of France | Benjamin Dunbois | Saint-Malo | Le Papillon | Brig of war | For French Navy. |
| 29 April | Great Britain | Hilhouse | Bristol | Severn | Adventure-class ship of the line | For Royal Navy. |
| 3 May | Republic of Venice | Piero Beltrame | Venice | Pallade | Pallade-class frigate | For Venetian Navy. |
| 14 May | Russia | M. D. Portnov | Archangelsk | Panteleimon | Aziia-class ship of the line | For Imperial Russian Navy. |
| 14 May | Russia | M. D. Portnov | Archangelsk | Sviatoi Piotr | Iaroslav-class ship of the line | For Imperial Russian Navy. |
| 16 May | Russia | M. D. Portnov | Archangelsk | Kir Ioann | Iaroslav-class ship of the line | For Navy. |
| 17 May | Russia | M. D. Portnov | Archangelsk | Nadezhda Blagopoluchiia | Modified Pavel-class frigate | For Imperial Russian Navy. |
| 30 May | Republic of Venice | Girardo Minao | Venice | Venere | Pallade-class frigate | For Venetian Navy. |
| May | Great Britain | George Parsons | Bursledon | Dover | Adventure-class ship | For Royal Navy. |
| 10 July | Great Britain | Thomas Calhoun & John Nowlan | Bursledon | Blanche | Hermione-class frigate | For Royal Navy. |
| 26 July | Dutch Republic | John May | Amsterdam | Leiden | Third rate | For Dutch Navy. |
| 14 August | Kingdom of France | | Toulon | Junon | Minerve-class frigate | For French Navy. |
| 24 August | Great Britain | George Parsons | Bursledon | Elephant | Arrogant-class ship of the line | For Royal Navy. |
| 11 September | Great Britain | Thomas Pollard | Plymouth Dockyard | Royal Sovereign | First rate | For Royal Navy. |
| 25 September | Great Britain | John Perry | Blackwall Yard | Theseus | Culloden-class ship of the line | For Royal Navy. |
| 25 September | Great Britain | Perry | Blackwall | Thetis | East Indiaman | For British East India Company. |
| 2 October | Dutch Republic | | Amsterdam | Zephier | Fifth rate | For Dutch Navy. |
| 6 October | Great Britain | Edward Greaves & Co. | Frindsbury | Bellerophon | Arrogant-class ship of the line | For Royal Navy. |
| 16 October | Great Britain | | Rotherhithe | Sugar Cane | Merchantman | For Turner & Co. |
| 20 October | Russia | D. Masalsky | Saint Petersburg | Vestnik | Cutter | For Imperial Russian Navy. |
| October | Great Britain | William Barnard | Deptford | Melville Castle | East Indiaman | For British East India Company. |
| October | Great Britain | Wells | | Princess Royal | East Indiaman | For British East India Company. |
| 4 November | Cuba | | Havana | Conde de Regla | Santa Ana-class ship of the line | For Spanish Navy. |
| 8 November | Great Britain | Barnard & Dudman, or Randall | Deptford | Princess Amelia | East Indiaman | For British East India Company. |
| 20 November | Kingdom of France | | Lorient | Capricieuse | Capricieuse-class frigate | For French Navy. |
| 22 November | Great Britain | Raymond | Northam | Saturn | Arrogant-class ship of the line | For Royal Navy. |
| 23 November | Great Britain | Edward Hunt | Rotherhithe | Aquilon | Hermione-class frigate | For Royal Navy. |
| November | Great Britain | Smallshaw & Rogers | Liverpool | Earl of Wycombe | East Indiaman | For British East India Company. |
| November | Great Britain | Perry | Blackwall | Henry Dundas | East Indiaman | For British East India Company. |
| November | Great Britain | Perry | Blackwall | Minerva | East Indiaman | For British East India Company. |
| November | Great Britain | Wells | Deptford | Rose | East Indiaman | For British East India Company. |
| 21 December | Spain | | Carthagena | Santa Florentina | Frigate | For Royal Navy. |
| 21 December | Great Britain | Wells | Deptford | Woodcot | East Indiaman | For British East India Company. |
| Unknown date | Russia | | Gnilotonskaya | Berislav | Kinburn-class frigate | For Imperial Russian Navy. |
| Unknown date | Great Britain | Nicholas Bools | Bridport | Bridport | Sloop | For George Brown, Nicholas Bools, Jospeh Gundry and others. |
| Unknown date | Great Britain | | North Shields | Broderick | Whaler | For private owner. |
| Unknown date | Dutch Republic | | Rotterdam | Castor | Fifth rate | For Dutch Navy. |
| Unknown date | Bermuda | | Bermuda | Commerce | Merchantman | For private owner. |
| Unknown date | Ireland | | Dublin | Duchess of Rutland | Merchantman | For private owner. |
| Unknown date | Great Britain | Barnard | Deptford | Earl Fitzwilliam | East Indiaman | For British East India Company. |
| Unknown date | United Kingdom | Patrick Miller | Leith | Edinburgh | Paddle vessel | For Patrick Miller. Steam power added in 1787. |
| Unknown date | Great Britain | Nicholas Bools | Bridport | Endeavour | Sloop | For Randall family and another. |
| Unknown date | Russia | | Gnilotonskaya | Fanagoriia | Kinburn-class frigate | For Imperial Russian Navy. |
| Unknown date | Great Britain | | Teignmouth | Golden Grove | West Indiaman | For private owner. |
| Unknown date | Great Britain | | Liverpool | Hannah | Slave ship | For Benjamin Heywood. |
| Unknown date | Great Britain | | Liverpool | Harriot | West Indiaman | For private owner. |
| Unknown date | Denmark-Norway | | | Indfødsretten | Indfødsretten-class ship of the line | For Dano-Norwegian Navy. |
| Unknown date | Kingdom of France | | Bayonne | Jean Bart | Corvette | For French Navy. |
| Unknown date | Russia | | Gnilotonskaya | Kinburn | Kinburn-class frigate | For Imperial Russian Navy. |
| Unknown date | Great Britain | Edward Greaves | River Thames | Lady Penrhyn | Slave ship | For Curtis & Co. |
| Unknown date | Great Britain | | Newcastle upon Tyne | Latona | Merchantman | For private owner. |
| Unknown date | Great Britain | | Great Yarmouth | Lord Walsingham | East Indiaman | For British East India Company. |
| Unknown date | Great Britain | | Topsham | Mercury | Merchantman | For John St Barbe. |
| Unknown date | India | | Bombay Dockyard | Milford | Merchantman | For Pestonjee Bomanjee. |
| Unknown date | Cuba | | Havana | Nuestra Señora de las Mercedes | Frigate | For Spanish Navy. |
| Unknown date | Great Britain | | Liverpool | Othello | Slave ship | For Mr. Earle. |
| Unknown date | Kingdom of Sicily | Antonio Imbert | Castellamare del Golfo | Partenope | Third rate | For Royal Sicilian Navy. |
| Unknown date | Dutch Republic | J. Hand | Medemblik | Pluto | Third rate | For Dutch Navy. |
| Unknown date | Great Britain | John Brockbank | Lancaster | Rawlinson | Merchantman | For private owner. |
| Unknown date | Great Britain | | Whitby | Selby | Merchantman | For private owner. |
| Unknown date | Dutch Republic | | Harlingen | Sireene | Ship-sloop | For Dutch Navy. |
| Unknown date | Dutch Republic | | | Staaten Generaal | Third rate | For Dutch Navy. |
| Unknown date | Dutch Republic | J. Hand | Enkhuizen | Waakzaamheid | Sixth rate | For Dutch Navy. |
| Unknown date | Great Britain | John Brockbank | Lancaster | William Beckford | Merchantman | For private owner. |
| Unknown date | Great Britain | William Cleverley | Gravesend | Woolwich Chain Boat | Chain boat | For Royal Navy. |
| Unknown date | Spain | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Bermuda | | Bermuda | Name unknown | Merchantman | For private owner. |
| Unknown date | Great Britain | | Liverpool | Name unknown | Merchantman | For private owner. |
| Unknown date | Sweden | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Spain | | | Name unknown | Merchantman | For private owner. |