Robert FitzRoy (1805–1865) was a Royal Navy vice admiral known for being captain of HMS Beagle during Charles Darwin's voyage.
Admiral FitzRoy may also refer to:
People Henry FitzRoy, Duke of Richmond and Somerset (1519–1536), Lord High Admiral of England, an honorary title with no corresponding authority Robert O'Brien FitzRoy (1839–1896), British Royal Navy vice admiral Lord William FitzRoy (1782–1857), British Royal Navy rear admiral
Other uses Admiral Fitzroy Inn, Newport, RI, United States Admiral Fitzroy, a lifeboat at Anstruther Lifeboat Station, Scotland, 1865–1888