The 2009 UEFA Champions League final was played on 27 May 2009 at the Stadio Olimpico in Rome, Italy. The match determined the winners of the 2008–09 season of the UEFA Champions League, a tournament for the top football clubs in Europe. The match was won by Barcelona of Spain, who beat England's Manchester United 2–0. Samuel Eto'o opened the scoring in the 10th minute, and Lionel Messi added another goal 20 minutes from the end to earn Barcelona a historic treble of La Liga, the Copa del Rey and the Champions League, a feat never before achieved by a Spanish club. The match was refereed by Swiss referee Massimo Busacca.

Stadio Olimpico, colloquially known as l'Olimpico, is an Italian multi-purpose sports venue located in Rome. It is the largest sports facility in Rome and the second-largest in Italy, after Milan's Stadio Giuseppe Meazza, seating over 70,000 spectators. It formerly had a capacity of over 100,000 people, and was also called Stadio dei Centomila. It is owned by Sport e Salute, a government agency that manages sports venues, and its operator is the Italian National Olympic Committee.