Aleksandar Kolarov is a Serbian former professional footballer who played as a left back. Kolarov began his career at Red Star Belgrade, but he did not break through and moved onto Čukarički in 2004. Two years later, he joined OFK Beograd before moving abroad for the first time by signing for Lazio in Serie A, where he won the Coppa Italia and Supercoppa Italiana in 2009. Wikipedia