Brazilian centre back, born Alex Rodrigo Dias da Costa, who helped Paris Saint-Germain win a Ligue 1 title his first year with the squad in 2012; played for the Brazilian national team from 2003 to 2008.
He made his professional debut with Santos in 2001, after playing in Juventus-Sp's youth system.
He won a Premier League title, an FA Cup and an FA Community Shield while playing for Chelsea FC from 2004 to 2012.
He and his siblings were raised in Niteroi, Brazil.
He was teammates with Kaka on Brazil's national team prior to retiring from international play in 2012.