# List of ship launches in 1780

The list of ship launches in 1780 includes a chronological list of some ships launched in 1780.
| Date | Country | Builder | Location | Ship | Class | Notes |
| 23 January | France | Jolly, Leathers & Barton | Liverpool | Nemesis | Enterprise-class frigate | For Royal Navy. |
| 24 January | Great Britain | Peter Baker | Liverpool | Adamant | Portland-class frigate | For Royal Navy. |
| 27 January | Kingdom of France | Joseph-Marie-Blaise Coulomb | Toulon | Terrible | Terrible-class ship of the line | For French Navy. |
| 11 February | Kingdom of France | Dujardin | Saint-Malo | Aigle | Privateer | For M. Clonard. |
| 22 February | Great Britain | John Randall | Rotherhithe | Bellmont | East Indiaman | For British East India Company. |
| 7 March | Great Britain | Barnard | Harwich | Inflexible | Inflexible-class ship of the line | For Royal Navy. |
| 20 March | Kingdom of France | Jean-Denis Chevillard | Rochefort | Invincible | First rate | For French Navy. |
| 20 March | Kingdom of France | | Lorient | La Friponne | Fifth rate | For French Navy. |
| 20 March | Kingdom of France | Pierre-Alexander Forfait | Brest | Royal Louis | Ship of the line | For French Navy. |
| 20 March | Great Britain | Wells | Rotherhithe | Vansittart | East Indiaman | For British East India Company. |
| 23 March | Great Britain | John Randall | Rotherhithe | Fortitude | Albion-class ship of the line | For Royal Navy. |
| 10 April | United States | Wharton & Humphries | Philadelphia, Pennsylvania | Saratoga | Sloop-of-war | For Continental Navy. |
| 19 April | Kingdom of France | Charles Etienne Bombelle | Rochefort | La Fée | Fifth rate | For French Navy. |
| 20 April | Great Britain | John Randall | Rotherhithe | Assurance | Roebuck-class ship | For Royal Navy. |
| April | Kingdom of France | | Saint-Malo | Duc de Chartres | Privateer | For private owner. |
| April | Republic of Venice | | | Cupid | Xebec | For Venetian Navy. |
| April | Republic of Venice | | | Mercurio | Xebec | For Venetian Navy. |
| 3 May | Kingdom of France | Jacques-Noël Sané | Brest | Northumberland | Annibal-class ship of the line | For French Navy. |
| 6 May | Great Britain | Adam Hayes | Deptford Dockyard | Flora | Fifth rate | For Royal Navy. |
| 10 May | Province of Georgia | Jonathon Coleman | Carleton Island | Ontario | Sixth rate | For Provincial Marine. |
| 12 May | Russia | M. D. Portnov | Archangelsk | Ne Tron Menia | Aziia-class ship of the line | For Imperial Russian Navy. |
| 12 May | Great Britain | I. V. James | Archangelsk | Sviatoi Ianuarii | Aziia-class ship of the line | For Imperial Russian Navy. |
| 16 May | Kingdom of France | Pierre-Augustin Lamonthe Kercaradec | Brest | Astrée | Nymphe-class frigate | For French Navy. |
| 20 May | Great Britain | John Fisher | Liverpool | Daedalus | Active-class frigate | For Royal Navy. |
| 2 June | Great Britain | George Parsons | Bursledon | Fox | Active-class frigate | For Royal Navy. |
| 2 June | Great Britain | Adams & Barnard | Deptford | Orpheus | Amazon-class frigate | For Royal Navy. |
| 3 June | Great Britain | John Jenner | Woolwich Dockyard | Minerva | Minerva-class frigate | For Royal Navy. |
| 3 June | Great Britain | | Deptford | Orpheus | Amazon-class frigate | For Royal Navy. |
| 5 June | Great Britain | John Perry | Blackwall Yard | Belliqueux | Ardent-class ship of the line | For Royal Navy. |
| 16 June | Kingdom of France | Daniel & Jacques Denys | Dunkerque | Pandour | Mutin-class Cutter (boat) | For French Navy. |
| 18 June | Kingdom of France | Denys | Dunkerque | Clairvoyant | Mutin-class Cutter (boat) | For French Navy. |
| 1 July | Great Britain | Israel Pownoll & Nicholas Phillips | Chatham Dockyard | Leander | Fourth rate | For Royal Navy. |
| 6 July | Russia | A. S. Katsanov | Cronstadt | Perun | Perun-class bomb vessel | For Imperial Russian Navy. |
| 19 July | Kingdom of France | | Boulogne | Le Comte d'Avaux | Privateer | For private owner. |
| 5 August | Kingdom of France | François-Guillaume Clairain des Lauriers | Toulon | La Badine | Coquette-class corvette | For French Navy. |
| 11 August | Kingdom of France | Chevalier Antoine Groignard | Toulone | La Semillante | Coquette-class corvette | For Navy. |
| 30 August | Great Britain | Edward Hunt | Northam | Active | Fifth rate | For Royal Navy. |
| 31 August | Great Britain | William Cleverley | Gravesend | Zebra | Zebra-class sloop | For Royal Navy. |
| August | United States | | | Fair American | Privateer | For Navy. |
| August | Great Britain | Joshua Stewart | Sandgaet | Fortune | Sloop-of-war | For Royal Navy. |
| 16 September | Kingdom of France | Jean-Joseph Ginoux | Havre de Grâce | Abondance | Baleine-class gabarre | For French Navy. |
| 16 September | Russia | A. S. Katsanov | Cronstadt | Sviatoi Georgii Pobedonosets | Aziia-class ship of the line | For Imperial Russian Navy. |
| 20 September | Great Britain | James Betts | Mistleythorn | Iphigenia | Amazon-class frigate | For Royal Navy. |
| 21 September | Kingdom of France | Pierre-Augustin Lamonthe Kercaradec | Brest | Sceptre | Second rate | For French Navy. |
| 30 September | Great Britain | Robert Batson & Co. | Limehouse | Juno | Amazon-class frigate | For Navy. |
| 14 October | Kingdom of France | Joseph-Marie-Blaise Coulomb | Toulon | Vestale | Magicienne-class frigate | For French Navy. |
| 14 October | Great Britain | Adam Hayes | Deptford Dockyard | Magnanime | Intrepid-class ship of the line | For Royal Navy. |
| 16 October | Kingdom of France | | Havre de Grâce | La Nourrice | Baleine-class gabarre | For French Navy. |
| 28 October | Kingdom of France | Joseph-Marie-Blaise Coulomb | Toulon | Alceste | Magicienne-class frigate | For French Navy. |
| October | Great Britain | John Perry | Blackwall | Essex | East Indiaman | For British East India Company. |
| October | Great Britain | Thomas King | Dover | Merlin | Sloop-of-war | For Royal Navy. |
| October | Great Britain | Perry, or Randall | Blackwall | Valentine | East Indiaman | For British East India Company. |
| 11 November | Great Britain | John Fisher | Liverpool | Alligator | Swan-class sloop | For Royal Navy. |
| 13 November | Kingdom of France | Arnous-Dessaulays | Lorient | Téméraire | Facteur-class Cutter (boat) | For French Navy. |
| 17 November | Kingdom of France | Joseph-Marie-Blaise Coulomb | Toulon | Majestueux | Terrible-class ship of the line | For French Navy. |
| 28 November | Great Britain | Fabian | East Cowes | Repulse | Intrepid-class ship of the line | For Royal Navy. |
| November | Great Britain | John Perry | Blackwall | Asia | East Indiaman | For British East India Company. |
| 21 December | Kingdom of France | | Toulon | Naïade | Coquette-class corvette | For French Navy. |
| 27 December | Great Britain | | Chatham Dockyard | Amphion | Fifth rate | For Royal Navy. |
| 31 December | Great Britain | Barnard | | Antelope | East Indiaman | For British East India Company. |
| December | Great Britain | Wells | Deptford | Northumberland | East Indiaman | For British East India Company. |
| Unknown date | Great Britain | | River Thames | Antelope | Packet ship | For Post Office Packet Service. |
| Unknown date | Unknown | | | Arbuthnot | Galley | For Royal Navy. |
| Unknown date | United States | | | Aurora | Letter of marque | For Mungo Mackay & Thomas Dennie. |
| Unknown date | Great Britain | Watson | Rotherhithe | Berwick | Full-rigged ship | For private owner. |
| Unknown date | Great Britain | John Randall | Rotherhithe | Blandford | East Indiaman | For British East India Company. |
| Unknown date | Kingdom of France | | Bordeaux | Brutus | Merchantman | For private owner. |
| Unknown date | Dutch Republic | | Rotterdam | Catharina Wilhelmina | East Indiaman | For Dutch East India Company. |
| Unknown date | India | | Bombay | Defence | Luggage boat | For British East India Company. |
| Unknown date | Denmark-Norway | | | Ditmarsken | Indfødsretten-class ship of the line | For Dano-Norwegian Navy. |
| Unknown date | Dutch Republic | | Amsterdam | Dolfijn | Sixth rate | For Dutch Navy. |
| Unknown date | Kingdom of France | | Havre de Grâce | Duc de Chartres | Privateer | For private owner. |
| Unknown date | Great Britain | | Whitby | Fishburn | Merchantman | For Leighton & Co. |
| Unknown date | Great Britain | Wells | Deptford | Fortitude | East Indiaman | For British East India Company. |
| Unknown date | United States | | Newburyport, Massachusetts | Hannibal | Privateer | For Massachusetts State Navy. |
| Unknown date | India | | Bombay | Hermanis | East Indiaman | For British East India Company. |
| Unknown date | Ottoman Greece | builder | Rhodes | Hifz-i Huda | Fourth rate | For Ottoman Navy. |
| Unknown date | India | | Bombay | Hornby | full-rigged ship | For private owner. |
| Unknown date | India | | Bombay | Intrepid | Snow | For Bombay Marine. |
| Unknown date | Great Britain | | Bristol | Kingston | West Indiaman | For J. Collard. |
| Unknown date | Kingdom of France | | Saint-Malo | L'Epervier | Privateer | For Cornich, Cornic & Le Jeune. |
| Unknown date | Kingdom of France | | Saint-Malo | Le Pilote | Privateer | For private owner. |
| Unknown date | Great Britain | Wells | Deptford | Osterley | East Indiaman | For British East India Company. |
| Unknown date | Great Britain | Perry | Blackwall Yard | Pigot | East Indiaman | For British East India Company. |
| Unknown date | United States | John Peck | Plymouth, Massachusetts | Rattlesnake | Privateer | For Massachusetts State Navy. |
| Unknown date | United States | | | Rhodes | Privateer | For Massachusetts State Navy. |
| Unknown date | Great Britain | | Whitby | Russian Merchant | Merchantman | For Leighton & Co. |
| Unknown date | Spain | | El Ferrol | Santa Natalia | Sixth rate | For Spanish Navy. |
| Unknown date | Russia | | Kazan | Ship Sloop No. 3 | Caspian Sea-class ship sloop | For Imperial Russian Navy. |
| Unknown date | Great Britain | Calvert & Co. | Shoreham-by-Sea | Surprize | Merchantman | For private owner. |
| Unknown date | Kingdom of Great Britain | | Glasgow | Tarleton | Merchantman | For Mr. Crosbie. |
| Unknown date | Ottoman Greece | builder | Rhodes | Tevfikü'llah | Fourth rate | For Ottoman Navy. |
| Unknown date | India | | Calcutta | Trial | Packet ship | For British East India Company. |
| Unknown date | Kingdom of France | | Saint-Malo | Vénus | Vénus-class frigate | For French Navy. |
| Unknown date | Dutch Republic | J. Hand | Enkhuizen | Vlieger | Full-rigged ship | For Dutch Navy. |
| Unknown date | Russia | | Kazan | Unnamed | Bomb vessel | For Imperial Russian Navy. |
| Unknown date | Kingdom of France | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Kingdom of France | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Great Britain | | Folkestone | Name unknown | Merchantman | For private owner. |
| Unknown date | Great Britain | | | Name unknown | Merchantman | For private owner. |
| Unknown date | Russia | | Archangelsk | Name unknown | Merchantman | For private owner. |
| Unknown | Spain | | | Name unknown | Merchantman | For private owner. |
| Unknown date | United States | | | Name unknown | Merchantman | For private owner. |
| Unknown date | United States | | | Name unknown | Merchantman | For private owner. |
| Unknown date | United States | | Philadelphia, Pennsylvania | Name unknown | Merchantman | For private owner. |
| Unknown date | Unknown | | | Name unknown | Merchantman | For private owner. |
| Unknown date | United States | | | Name unknown | Merchantman | For private owner. |