The 2005–06 season was the 82nd season in the existence of AEK Athens F.C. and the 47th consecutive season in the top flight of Greek football. They competed in the Alpha Ethniki, the Greek Cup and the UEFA Cup. The season began on 29 August 2005 and finished on 14 May 2006.
The 2014–15 season was the 91st season in the existence of AEK Athens F.C. and the first in the second tier of Greek football. They competed in the Football League and the Greek Cup. The season began on 29 August 2014 and finished on 10 June 2015.
The 2014–15 season was Iraklis third consecutive season in the Football League and fourth overall. In the league the club finished first in the North Group and gained entrance to the promotion playoffs. In the playoffs, Iraklis finished in the second position, gaining promotion to the Super League, after 4 years in the lower divisions. In the Greek Cup Iraklis was eliminated by Skoda Xanthi in the semi-finals.
Konstantinos "Kostas" Rougalas is a Greek professional footballer who plays as a centre-back for Super League 2 club Diagoras, for which he is captain.
The 2015–16 season was the 92nd season in the existence of AEK Athens F.C. and the 55th season in the top flight of Greek football. They competed in the Super League and the Greek Cup. The season began on 22 August 2015 and finished on 31 May 2016.
The 2015–16 season is Iraklis first season in the Super League since 2011 and 52nd in total.
The 2016–17 season was the 93rd season in the existence of AEK Athens F.C. and the 56th competitive season and second consecutive in the top flight of Greek football. They competed in the Super League, the Greek Cup and the 2016–17 UEFA Europa League. The season began on 28 July 2016 and finished on 31 May 2017.
The 2017–18 season was the 94th season in the existence of AEK Athens F.C. and the 57th competitive season and third consecutive in the top flight of Greek football. They competed in the Super League, the Greek Cup, the Champions League and the UEFA Europa League. The season began on 25 July 2017 and finished on 12 May 2018.
The 2017–18 Panathinaikos season is the club's 59th consecutive season in Super League Greece. They are also competing in the Greek Cup.
The 2018–19 season was the 95th season in the existence of AEK Athens F.C. and the 58th competitive season and fourth consecutive in the top flight of Greek football. They competed in the Super League, the Greek Cup and the Champions League. The season began on 8 August 2018 and finished on 11 May 2019.
The 2019–20 season was the 96th season in the existence of AEK Athens F.C. and the 59th competitive season and fifth consecutive in the top flight of Greek football. They competed in the Super League, the Greek Cup and the Europa League. The season began on 8 August 2019 and finished on 12 September 2020.
The 2020–21 season was the 97th season in the existence of AEK Athens F.C. and the 60th competitive season and sixth consecutive in the top flight of Greek football. The season was affected by the COVID-19 pandemic and all the games were played behind closed doors. They competed in the Super League, the Greek Cup and the Europa League. The season began on 19 September 2020 and finished on 16 May 2021.
The 2021–22 season was the 98th season in the existence of AEK Athens F.C. and the 61st competitive season and seventh consecutive in the top flight of Greek football. They competed in the Super League, the Greek Cup and the Europa Conference League. The season began on 20 July 2021 and finished on 17 May 2022.