Career
He plays for Football Club Dynamo Moscow. He made his professional debut in the Russian First Division in 2007 for Football Club KAMAZ Naberezhnye Chelny. On 7 June 2013, Kozlov made his debut appearance for Russian national team under manager Fabio Capello in World Cup qualification away game versus Portugal (0-1).
He entered the pitch on 31 minimum when starting right-back Aleksandr Anyukov picked up an injury.