Keith James Brown (born 20 December 1961) is a Scottish politician and former Royal Marine who has been the Cabinet Secretary for Infrastructure, Investment and Cities since 2014. As a member of the Scottish National Party (SNP), he was elected to the Scottish Parliament to represent the Ochil constituency at the 2007 election. In the 2011 election, Brown won re-election to the Scottish Parliament, representing the newly created Clackmannanshire and Dunblane constituency.