Frederick Walker (14 April 1820 – 19 November 1866) was a British public servant of the Colony of New South Wales, property manager, Commandant of the Native Police, squatter and explorer, today best known as the first Commandant of the Native Police Force that operated in the colonies of New South Wales and Queensland. He was appointed commandant of this force by the NSW government in 1848 and was dismissed in 1854. During this time period the Native Police were active from the Murrumbidgee/Murray River areas through the Darling River districts and into what is now the far North Coast of NSW and southern and central Queensland. Despite this large area, most operations under Walker's command occurred on the northern side of the Macintyre River (i.e., Queensland). Detachments of up to 12 tr