a British Royal Navy officer during the late 18th and early 19th centuries, serving in the American Revolutionary War, the French Revolutionary Wars and the Napoleonic Wars, but best known for his time as commander of the British colony of Saint Helena in the South Atlantic during the period when former Emperor Napoleon Bonaparte was imprisoned there. Born into a Navy family, Plampin went to sea at age 13 and fought throughout the American Revolutionary War, based principally in the Caribbean Sea. During the French Revolutionary Wars, Plampin served in a number of ships with mixed success, once being involved in a shipwreck and twice serving ashore during sieges.
