George Stephen LeMieux (born May 21, 1969) is an American politician who was a United States Senator from Florida from 2009 to 2011. He was Chairman of the Florida-based law firm of Gunster Yoakley & Stewart, P.A. and served as Chief of Staff to Governor Charlie Crist. He also served as Deputy Florida Attorney General and is credited with spearheading Crist's successful campaign for Governor. On August 28, 2009, Governor Crist announced that he would appoint LeMieux as senator, to replace Senator Mel Martinez, who weeks earlier announced he would resign as soon as Crist announced his successor. On April 5, 2011, LeMieux formally announced that he would run against incumbent Democratic Senator Bill Nelson in 2012, but dropped out of the race in June 2012.