The 1990–91 Alpha Ethniki was the 55th season of the highest football league of Greece. The season began on 16 September 1990 and ended on 2 June 1991. Panathinaikos won their second consecutive and 16th Greek title.
Teams
Stadiums and personnel • 1 On final match day of the season, played on 2 June 1991. ==League table==
Attendances
Olympiacos drew the highest average home attendance in the 1990–91 Alpha Ethniki. ==References==