Kevin DeWine (born October 11, 1967) is an American businessman and politician who chaired the Ohio Republican Party from 2009 until 2012. Previously, he was a member of the Ohio House of Representatives from 2001 to 2009. On January 16, 2009, he was elected unanimously as chairman of the Republican Party of Ohio. He was reelected as chairman in 2011. He was replaced in April 2012 by Robert T. Bennett, following DeWine's resignation over disputes with Ohio Governor John Kasich.