On her last enslaving voyage the French captured her but the Royal Navy quickly recaptured her.

[2] 1st voyage transporting enslaved people (1786–1787): Captain George Hauit (or Hewit), sailed from Liverpool on 3 October 1786.

He acquired captives at Cape Grand Mount, starting on 9 August and left Africa on 6 June 1792.

She had embarked 263 captives and arrived with 244, for an 8% mortality rate on the Middle Passage between Africa and the West Indies.

He acquired captives at Cape Grand Mount, starting on 17 October, and sailed from Africa on 10 March 1793.

[7] As King Grey approached the West Indies, a French privateer captured her near Puerto Rico.

HMS Hyena had recaptured King Grey and driven the privateer ashore at Hispaniola.

Sea Flower had been sailing from Port-au-Prince to New York with a cargo of sugar, coffee, and nuts when captured, and was taken into Jamaica.

He appealed on behalf of Thomas Bourn of Sandwich, Massachusetts, and Cornelius Christian Westphal of New York on the grounds that neither the vessel nor her cargo were French property.

Courier was carrying a cargo of indigo and cotton, and had on board five French gentlemen and "two Negroes".

[13] On 13 January King Grey was in sight when the privateer Polly and Jane captured the brig Lyon, of Salem, Massachusetts.

The British sea defences at the post at Tiburon consisted of King Grey and a battery of three 18-pounder guns.

[16][15] (Another account states describes King Grey as an "armed ship in His Majesty's Service".