Captain George Augustus Bennett (6 January 1807 – 30 April 1845) was an English military engineer of the Corps of Royal Engineers, Board of Ordnance. He served in Corfu (1828–1832), on the Ordnance Survey of Ireland (1832–1841), as Commanding Royal Engineer in New Zealand (1842–1845) and first president of the (1842–1845). Whilst serving in Ireland he devised and implemented the system of contours for Ordnance Survey maps. In the Colony of New Zealand he designed the flagstaff blockhouse central to the Battle of Kororāreka (1845) and other military works.