The 1999–2000 UEFA Champions League was the 45th season of the UEFA Champions League, UEFA's premier European club football tournament, and the eighth season since its rebranding from the "European Champion Clubs' Cup" or "European Cup". The competition was won by Real Madrid, who clinched a historic eighth title win by beating fellow La Liga side, Valencia in the final. The final was hosted in the Stade de France in Paris, the city where the original roots of the competition had begun nearly 50 years earlier.

Real Madrid Club de Fútbol, commonly referred to as Real Madrid, is a Spanish professional football club based in Madrid. The club competes in La Liga, the top tier of Spanish football.