AEK Athens Football Club (Greek: ΠΑΕ ΑΕΚ), also known simply as AEK, AEK Athens (in European competitions), or with their full name Athlitiki Enosis Konstantinoupoleos (Greek: Αθλητική Ένωσις Κωνσταντινουπόλεως, Athletic Union of Constantinople), are a Greek association football club based in Nea Filadelfeia suburb of Athens.
Regionally, domestically and continentally, the club has set several records in winning various official and unofficial competitions.
Established in Athens in 1924 by Greek refugees from Constantinople in the wake of the Greco-Turkish War, A.E.K.
[2] The club was relegated from the Greek Super League after the 2012–13 season for the first time in their history.
In an effort to discharge the immense debt created by years of mismanagement, their directors chose for the team to compete in the third tier Football League 2 for the 2013–14 season, thus turning the club into an amateur club.