The 2008 Lamar Hunt U.S. Open Cup Final was played on September 3, 2008, at Robert F. Kennedy Memorial Stadium in Washington, D.C. The match determined the winner of the 2008 U.S. Open Cup, a tournament open to amateur and professional soccer teams affiliated with the United States Soccer Federation. This was the 95th edition of the oldest ongoing competition in United States soccer. The match was won by D.C. United, who defeated Charleston Battery 2–1. Ian Fuller scored Charleston's only goal. Luciano Emilio and Fred scored D.C.'s two goals as the club won their second U.S. Open Cup title.