HMS Bombay Castle was a 74-gun third-rate ship of the line of the Royal Navy, launched on 14 June 1782 at Blackwall Yard. She grounded on 21 December 1796 in the shoals of the Tagus River's mouth.
HMS Unicorn was a 32-gun fifth-rate Pallas-class frigate of the Royal Navy, launched in 1794 at Chatham. This frigate served in both the French Revolutionary Wars and the Napoleonic Wars, including a medal action early in her career. She was broken up in 1815.
HMS Cormorant was a 16-gun ship sloop of the Cormorant class in the Royal Navy, launched in 1794 at Rotherhithe. She captured four French privateers before an accidental fire destroyed her in 1796.
The Dutch corvette Scipio was launched in 1784. She convoyed Dutch East Indiamen between the Cape of Good Hope and Europe until HMS Psyche captured her at Samarang in 1807. The British Royal Navy initially referred to her as HMS Scipio, but then renamed her to HMS Samarang in 1808. She was not commissioned in the Royal Navy. She was instrumental in the capture of Amboyna and especially Pulo Ay, and participated in the invasion of Java (1811). She was sold at Bombay in 1814. She then entered mercantile service, sailing between Liverpool and India until 1827. She became an opium trader sailing between India and Canton, and was broken up near Hong Kong in August 1833.
The Dutch brig Komeet was launched in 1789 at Amsterdam. HMS Unicorn captured her on the Irish station in 1795. The British Royal Navy took her into service as HMS Comeet; it renamed her HMS Penguin in 1798. It sold her in 1808.
HMS Sprightly was a 10-gun cutter of the Royal Navy, built to a design by John Williams, and the name ship of her two-vessel class of cutters. She was launched in 1778. The French captured and scuttled her off the Andulasian coast in 1801.
Royal Charlotte was launched in 1789 as an East Indiaman for the British East India Company (EIC). She made two trips to China for the EIC and on the second of these, after the outbreak of war with France in 1793, assisted at the British capture of Pondicherry. Then, the Admiralty, desirous of quickly building up the Royal Navy, purchased a number of commercial vessels, including nine East Indiamen, to meet the need for small two-decker fourth rates to serve as convoy escorts. The Admiralty purchased Royal Charlotte in 1795 and renamed her HMS Malabar. She made a trip to the West Indies where she was the lead ship of a small squadron that captured some Dutch colonies. She foundered in 1796 while escorting a convoy in the North Atlantic.
The Dutch ship sloop Havik was launched in 1784 and served in the Batavian Navy. The British captured her in 1796 at the capitulation of Saldanha Bay. She then served briefly in the Royal Navy as HMS Havick before she was wrecked in late 1800.
The Dutch sloop Sireene was launched in 1786. The British captured her in 1796 at the capitulation of Saldanha Bay. She then served in the Royal Navy, first briefly as the sixth rate HMS Daphne, and then from 1798 as the prison ship HMS Laurel. The Admiralty sold her in 1821.
The Dutch frigate Alliantie was launched in 1788 in Amsterdam. HMS Stag captured her in 1795 and the British Royal Navy took her into service as HMS Alliance. The Admiralty converted her to a storeship shortly after her capture and fitting. She participated in the siege of Acre in 1799 with the result that her crew qualified for the Naval General Service Medal issued in 1847. She was sold in 1802.
HMS Janus was the Dutch fifth-rate Argo, built at the dockyard of the Amsterdam Admiralty, and launched in 1790. HMS Phoenix captured her on 12 May 1796. The British Royal Navy took her into service as HMS Janus. She was a receiving ship by 1798 and in Ordinary by 1807. The Navy sold her in 1811.
John May built Mars at the naval dockyard at Amsterdam in 1769 as a fifth rate for the Dutch Navy. The British Royal Navy captured her on 3 February 1781 at Saint Eustatia. The Navy took her into service as HMS Mars, but sold her on 25 March 1784. Richard Bush purchased Mars, retained her name, and had her fitted as an East Indiaman. Adams repaired her and took her measurements in 1786. She sailed to China in April 1786 for the British East India Company (EIC) and was wrecked in December 1787 shortly after her return to Britain.
HMS Supply was the American mercantile New Brunswick that the British Royal Navy purchased in October 1793 as a replacement for HMS Supply, which the Navy had sold in the year before.
Minerva was launched in 1787 at Veere for the navy of the Dutch Republic. In 1799 the Royal Navy captured her. She became HMS Braak, but the Navy sold her with the arrival of the Peace of Amiens. Daniel Bennet purchased her and she became the whaler Africaine or African or Africa. She made two whaling voyages. After 1805 she was still listed in Lloyd's Register for some years but there is no record of further whaling or other voyages.
HMS Princess was the Dutch East Indiaman Williamstadt en Boetzlaar that the British Royal Navy captured on 18 August 1795 at the Capitulation of Saldanha Bay. The Royal Navy initially rated her a 28-gun sixth rate. She quickly became a receiving ship, a guard ship, and a floating battery. The Navy sold her in 1816.
HMS Hermes was the Dutch cutter Mercuur, that the Amsterdam Admiralty purchased in 1781 or 1782. HMS Sylph captured her off the Texel on 12 May 1796 after a chase during which Mercuur threw all but two of her guns overboard.
The Dutch naval brig Meermin was built at Flushing; the Zeeland Admiralty purchased her in 1784. The British Royal Navy seized her in 1796. The Royal Navy named her HMS Miermen and registered but never commissioned her; it sold her in 1801.
HM hired armed lugger Cockchafer was a hired armed vessel, possibly actually a shallop, that served the Royal Navy from 6 May 1794 to her loss on 2 November 1801.
The Dutch corvette Waakzaamheid was launched at Enkhuizen in 1786. The French Navy captured her in 1794 and renamed her Vigilance. She was part of a squadron that in 1794 captured or destroyed a large number of British merchant vessels on the Guinea coast. The French returned her to the Dutch, in 1795. The Dutch Navy returned her name to Waakzaamheid. The British Royal Navy captured her without a fight in 1798. She then served as HMS Waaksaamheid until she was sold in September 1802.
Mentor was launched in 1792 at Wemyss. With the out break of war with France in early 1793, the Royal Navy needed smaller vessels to protect convoys from privateers. The Navy employed Mentor as a hired armed vessel, releasing her from her contract at the end of 1801 after the signing of the Treaty of Amiens. She then returned to mercantile service, sailing first to Hamburg and then Oporto. She became a coaster on England's east coast, or a Baltic trader. She was last listed in 1832.
Dutch Republic 
Great Britain