Dave Kleis (born January 21, 1964) is a Minnesota politician, and the mayor of St. Cloud, Minnesota.Kleis served in the Minnesota State Senate from 1995 to 2005. In 2005, he defeated incumbent Mayor John Ellenbecker to win election to his current office. Kleis ran for reelection unopposed in 2008 and won after write-in candidate Ryan Fagan, a local college student, dropped out after what could be considered the shortest political campaign in Minnesota history.