Daniel Ratthé (born 8 June 1956) is a politician in the Canadian province of Quebec, who was elected to represent the riding of Blainville in the National Assembly of Quebec in the 2008 provincial election. He is an Independent MNA and a former member of the CAQ as well as a former member of the Parti Québécois. Ratthé was also a municipal councilor for the City of Blainville and obtained a college degree in humanities in 1997 at College Montmorency in Laval.