Sir Robert Barrie KCB, KCH (5 May 1774 – 7 June 1841) was a British officer of the Royal Navy noted for his service in the War of 1812. He was helped early in his naval career by the patronage of his uncle, Sir Alan Gardner, who arranged for him to take part in the Vancouver Expedition. When the Pacific Coast was explored, he had served as a midshipman with Captain Vancouver in 1791.