The list of ship launches in 1777 includes a chronological list of some ships launched in 1777.

Date	Country	Builder	Location	Ship	Class	Notes
1 January	Great Britain	Edward Hunt	Portsmouth Dockyard	Swift	Swan-class ship sloop	For Royal Navy.[1]
10 February	Great Britain	John Williams	Deptford Dockyard	Dispatch	Swan-class ship sloop	For Royal Navy.[2]
25 March	Great Britain	Nicholas Phillips	Woolwich Dockyard	Ceres	Sloop of war	For Royal Navy.
26 March	Great Britain	John Randall	Rotherhithe	Cameleon	Swan-class ship sloop	For Royal Navy.[3]
2 April	Russia	S. I. Afanaseyev	Novokhoperskaya	Sedmoi	Platyi-class frigate	For Imperial Russian Navy.[4]
7 April	United States	Samuel Robins	Pennsylvania	Argus	Galley	For Pennsylvania State Navy.[5]
8 April	Great Britain	John Barnard	Ipswich	Zebra	Swan-class ship sloop	For Royal Navy.
24 April	Great Britain	Adams & Barnard	Deptford	Pelican	Porcupine-class post ship	For Royal Navy.
8 May	Great Britain	John Fisher	Liverpool	Harpy	Sloop of war	For Royal Navy.
10 May	United States	James Hackett	Kittery, Maine	Ranger	Sloop-of-war	For Continental Navy.
11 May	Kingdom of France	Guillemant Dépêches & Fromy Dupuy	Saint-Malo	Amazone	Iphigénie-class frigate	For French Navy.
23 May	Great Britain	John Henslow	Plymouth Dockyard	Vestal	Sphinx-class ship sloop	For Royal Navy.[6]
7 June	Great Britain	John Perry & Co.	Blackwall Yard	Aurora	Enterprise-class frigate	For Royal Navy.
7 June	Great Britain	Thomas Farley	Folkestone	Rattlesnake	Alert-class Cutter (boat)	For Royal Navy.[7]
24 June	Great Britain	Henry Ladd	Dover	Alert	Alert-class Cutter (boat)	For Royal Navy.[8]
5 July	Kingdom of France	Joseph-Marie Blaise Coulomb	Toulon	Caton	Third rate	For French Navy.[9]
7 July	Great Britain	John Perry & Co.	Blackwall Yard	Ariel	Sphinx-class post ship	For Royal Navy.
7 July	Great Britain	John Barnard	Harwich	Proserpine	Enterprise-class frigate	For Royal Navy.
4 August	Great Britain	Thomas King	Dover	Sprightly	Sprightly-class Cutter (boat)	For Royal Navy.[10]
5 August	Great Britain	Adam Hayes	Deptford Dockyard	America	Intrepid-class ship of the line	For Royal Navy.[11]
18 August	Kingdom of France	Pierre-Augustin Lamothe Kercaradec	Brest	La Nymphe	Nymphe-class frigate	For Navy.[12]
20 August	Great Britain		Chatham Dockyard	Formidable	Barfleur-class ship of the line	For Royal Navy.
30 August	Kingdom of France		Brest	Charmante	Charmante-class frigate	For French Navy.
1 September	Kingdom of France	Jacques-Noël Sané	Brest	Sibylle	Sibylle-class frigate	For French Navy.[13]
2 September	Denmark-Norway	Henrik Gerner	Copenhagen	Justitia	Prindsesse Sophia Frederica-class ship of the line	For Dano-Norwegian Navy.
3 September	Kingdom of France		Rochefort	Concorde	Fifth rate	For French Navy.
3 September	Great Britain	Edward Hunt	Portsmouth Dockyard	Lion	Worcester-class ship of the line	For Royal Navy.[14]
16 October	Kingdom of France	Gilles Cambry	Lorient	Iphigénie	Iphigénie-class frigate	For French Navy.
18 October	Great Britain		Plymouth Dockyard	Duke	Duke-class ship of the line	For Royal Navy.
21 October	Kingdom of France	La Frete Bernard	Toulon	Destin	César-class ship of the line	For French Navy.[15]
23 October	Spain		Cartagena	Santa Monica	Sixth rate	For Spanish Navy.[16]
October	Great Britain	Randall, Gray & Brent	Rotherhithe	Royal George	East Indiaman	For British East India Company.
18 November	Great Britain	Robert Fabian	East Cowes	Andromeda	Enterprise-class frigate	For Royal Navy.
November	Dutch Republic	Jacques Boux	Amsterdam	Le Indien	Indien-class frigate	For French Navy.[17]
17 December	Great Britain	Edward Greaves	Limehouse	Porcupine	Porcupine-class post ship	For Royal Navy.
17 December	Great Britain	Adams	Bucklers Hard	Romulus	Roebuck-class ship	For Royal Navy.
24 December	Kingdom of France	Pierre-Augustin Lamothe Kercaradec	Brest, France	Andromaque	Nymphe-class frigate	For French Navy.[18]
Unknown date	Great Britain		Liverpool	Aggie	Merchantman	For R. Wicksted.
Unknown date	United States		Baltimore, Maryland	Baltimore	Brigantine	For Continental Navy.
Unknown date	India		Bombay	Brazil	East Indiaman	For British East India Company.[19]
Unknown date	United States			Bulloch	Galley	For Georgia State Navy.[20]
Unknown date	United States			Champion	Xebec	For Continental Navy.
Unknown date	Great Britain	Thomas Fishburn	Whitby	Chapman	Merchantman	For Abel Chapman.
Unknown date	Ottoman Empire		Constantinople	Feyz-i Hüda	Fourth rate	For Ottoman Navy.[21]
Unknown date	United States		North Carolina	General Nash	Privateer	For John Wright Stanley.
Unknown date	United States		Norwich, Connecticut	Governor Trumbull	Privateer	For Howland, Coit, et al.
Unknown date	Great Britain	John Wells	Deptford	Grosvenor	East Indiaman	For British East India Company.[22]
Unknown date	Ottoman Greece		Thassos	Hediyyetü Müluk	Fourth rate	For Ottoman Navy.[23]
Unknown date	Province of Georgia			Hercules	West Indiaman	For private owner.
Unknown date	Great Britain	Stephenson & Co.	Whitby	Lady Juliana	Merchantman	For private owner.
Unknown date	United States			Lee	Galley	For Georgia State Navy.[24]
Unknown date	Great Britain	John Randall	Rotherhithe	Lynx	sloop of war	For Royal Navy.[25]
Unknown date	Province of Quebec		Michigan	Musquito	Gunboat	For Royal Navy.
Unknown date	United States		Rappahannock River	Pocahontas	Privateer	For private owner.
Unknown date	United States			Rainbow	Merchantman	For private owner.
Unknown date	Ottoman Empire		Sinop	Peleng-i Bahri	Third rate	For Ottoman Navy.[26]
Unknown date	Great Britain	William Barnard	Deptford	Royal Admiral	East Indiaman	For British East India Company.
Unknown date	Spain		Carthagena	Santa Ammonica	Frigate	For Spanish Navy.
Unknown date	India		Bombay	Swallow	East Indiaman	For British East India Company.[19]
Unknown date	Dutch Republic	P. van Zwijndregt	Rotterdam	Tromp	Fourth rate	For Dutch Navy.
Unknown date	Kingdom of France			Name unknown	Merchantman	For private owner.
Unknown date	United States			Name unknown	Merchantman	For private owner.