General Walter Tremenheere KH (10 September 1761 – 7 August 1855) was a senior officer in the Royal Marines. Born in 1761, he joined the Marines in 1779 as a first lieutenant and served in the American Revolutionary War and Fourth Anglo-Dutch War, in which he fought at the Battle of Dogger Bank in 1781 before going on half pay in 1783. He returned to service in 1790 serving on the frigate HMS Proserpine on the Jamaica Station and fought at the Battle of Martinique and Invasion of Guadeloupe in 1794. He was promoted to captain in 1796 and afterwards joined the ship of the line HMS Sans Pareil, from which he was sent to become lieutenant-governor of Curacoa Island in 1800. He served as such for two years before returning home to England at the Peace of Amiens.