Konstantinos "Kostas" Manolas (Greek: Κωνσταντίνος "Κώστας" Μανωλάς, pronounced ; born 14 June 1991) is a Greek professional footballer who plays as a centre-back for Italian club Napoli and the Greece national team.
Manolas began his youth career at Thrasyvoulos in 2007. In 2009, Stelios Manolas, who was the AEK Athens' technical director at the time, was scouting his nephew at a youth match with AEK manager Dušan Bajević and was impressed with his performance. His uncle, Stelios Manolas, was a former player playing for AEK F.C. and former manager.
On 16 June 2009, Manolas signed a three-year deal with AEK. After signing, Manolas said, "I am very happy signing for the team I support, hopefully I can be a legend at the club like my uncle and end my career at AEK." He made his debut against AO Kavala and was named man of the match. After the game, he stated, "It's a dream to play for the club I love." Manolas was also rewarded with man of the match honours the following week against PAOK. In his first seven matches, Manolas was named man of the match in five of them.