Lloyd's List for 29 May 1764 reported that Heart of Oak, Gwinn, master, sailing from South Carolina to London, had arrived off Beachy.

A British squadron under Captain Sir James Wallace in HMS Experiment attacked the French on 13 May 1779 at Cancale Bay.

[6] Heart of Oak shared with Eagle and Mary in the salvage money paid in January 1780 for the recapture of the brig Thames.

[3] Lloyd's List for 14 December 1781 reported that HMS Aurora and Heart of Oak had sent the Three Sisters, Cornelieson, master, into Penzance.

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