This article lists the endorsements made by members of the 110th United States Congress for candidates for their party's nominations in the 2008 United States presidential election. All of the Democratic members of Congress are also superdelegates to their party's presidential nominating convention, except for those from Florida and Michigan. For further details of superdelegates and their voting intentions see List of superdelegates at the 2008 Democratic National Convention. This page lists congressional endorsements, which are distinct from superdelegates' intentions to vote.