Professional football player known for being a centre-back for the German football club RB Leipzig. He is also known for his work as a defender on Turkey's national team.
His youth career started in 2004 when he began playing for the Küçükçekmecespor club. In 2006, he began playing with Besiktas, and in 2010 made his professional debut with the club. He then joined RB Leipzig in 2015. That same year he also debuted with the Turkey national team.
He is known for having won the Super Lig during his 2016-17 season and the Turkiye Kupasi during his 2010 season, both with the Besiktas club.
He was born and raised in Fatih, Istanbul, Turkey.