Admiral Lord William FitzRoy KCB (1 June 1782 – 13 May 1857), was an officer of the British Royal Navy who served during the French Revolutionary and Napoleonic Wars, and also as a Member of Parliament.
He then served abroad the 74-gun Leviathan, under Lord Hugh Seymour, following him into the 80-gun Sans Pareil, and seeing action at the Battle of Groix on 23 June 1795.
[1] FitzRoy was promoted to lieutenant on 13 May 1800 into the frigate Penelope, Captain the Honourable Henry Blackwood, in which he witnessed the surrender of Malta in September, and took part in the Egyptian Campaign in mid-1801.
FitzRoy was promoted to post-captain on 3 March 1804, taking command of the frigate Aeolus, and was present at the battle of Cape Ortegal on 4 November 1805, and at the invasion of Martinique in February 1809.
[1][2] Despite being declared incapable of ever serving again as an officer, FitzRoy was restored to his former rank and seniority by the Prince Regent the following August,[3] though he received no further employment in the Navy.