 2003–04 UEFA Champions League

The 2003–04 UEFA Champions League was the 12th season of UEFA's premier European club football tournament, the UEFA Champions League, since its rebranding from the European Cup in 1992, and the 49th tournament overall.The competition was won by Portugal's Porto, who defeated AS Monaco of France 3–0 at the Arena AufSchalke in Gelsenkirchen, Germany for Portugal's first win since 1987.