Real Club Deportivo de La Coruña, commonly known as Deportivo La Coruña, Deportivo or simply Dépor, is a Spanish football club based in the city of A Coruña, Galicia. As of the 2023–24 season, they play in the Primera Federación – Group 1, the third tier of the football league pyramid in Spain.

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. This was the first UEFA Champions League edition to feature a new format with a 16-team knockout round instead of a second group stage.