Anderson Luís de Souza, (born 27 August 1977 in São Bernardo do Campo, Brazil), commonly known as Deco, is a Brazilian-born Portuguese professional footballer who currently plays for Fluminense.
Deco is one of the few players to have won the UEFA Champions League with two different clubs – FC Porto in 2004 and FC Barcelona in 2006. He was named UEFA Club Footballer of the Year and UEFA Best Midfielder in Porto's Champions League-winning season and was named Man of the Match in the 2003–04 Champions League final. Deco was the first player to win the UEFA Best Midfielder Award with two different clubs, Porto and Barcelona. He was awarded the FIFA Club World Cup Golden Ball and the Man of the Match award in the final despite losing to Internacional.
Deco received Portuguese citizenship in 2002 having completed five years of Portuguese residence, subsequently opting to play internationally for the Portugal national football team.