Admiral Sir Richard Hussey Bickerton, 2nd Baronet, KCB, was a British naval officer. He was born in Southampton, the son of Vice-admiral Sir Richard Bickerton and first served aboard HMS Medway in June 1774, in the Mediterranean. His first command came in March 1779 when he was given HM Sloop Swallow as a reward for his part in an engagement with a much larger opponent. Bickerton later joined Rodney's squadron in the West Indies where he took part in the capture of Sint Eustatius in 1781. Making post captain on 8 February 1781, he took temporary command of HMS Invincible and fought in her at the Battle of Fort Royal on 29 April 1781.

HMS Invincible was a 74-gun third-rate ship of the line of the Royal Navy, launched on 9 March 1765 at Deptford. Invincible was built during a period of peace to replace ships worn out in the recently concluded Seven Years' War. The ship went on to serve in the American War of Independence. May, 1778 under command of Capt. Anthony Parry. Fought at the battles of Cape St Vincent in 1780, and under the command of Captain Charles Saxton, the Battles of the Chesapeake in 1781 and St Kitts in 1782.