Brigadier Geoffrey Austin Street, (21 January 1894 – 13 August 1940) was an Australian politician who served as Minister of Defence at the outbreak of the Second World War and a member of the House of Representatives, representing the Division of Corangamite from 1934 until his death in the Canberra air disaster in 1940.
He was recognised with a Military Cross for his courage while serving with the Australian Imperial Force during the Gallipoli Campaign in the First World War.