Corey Alan Stewart (born August 1, 1968) is an American retired politician who served four terms as at-large chair of the Board of Supervisors of Prince William County, Virginia from December 2006 to December 2019. Stewart was the Republican nominee for the U.S. Senate in 2018 in the commonwealth of Virginia, losing to Democratic incumbent Tim Kaine by more than a 15-point margin. In his campaign, he had portrayed himself as an ardent supporter of President Donald Trump.