Vice Admiral Sir John Chambers White, KCB (c. 1770 – 2 April 1845) was a prominent British Royal Navy officer of the early nineteenth century, who participated in a number of engagements during the Napoleonic Wars. He achieved most of his fame in the late 1790s as the commander of HMS Sylph, a small brig operating in Northern European waters. White was able to capture a number of equivalent French, Spanish and Dutch vessels and on one occasion was instrumental in the destruction of a much larger French frigate by a British squadron. In 1798 he was with the squadron that discovered the French invasion attempt on Ireland and acted as a messenger in the campaign to destroy the invasion force that ended at the Battle of Tory Island. He was later flag captain for Sir John Borlase Warren and par