Admiral William Hotham, 1st Baron Hotham (1736–1813) was an officer in the Royal Navy. He was the son of Sir Beaumont Hotham, a lineal descendant of Sir John Hotham.

The Battle of St. Lucia or the Battle of the Cul de Sac was a naval battle fought off the island of St. Lucia in the West Indies during the American Revolutionary War on 15 December 1778, between the British Royal Navy and the French Navy.