European Parliament elections were held in Greece on 7 June 2009 to elect the 22 Greek members of the European Parliament.

Members were elected by party-list proportional representation with a 3% electoral threshold.

The number of seats allocated to Greece was reduced from 24 to 22, as a result of new member states joining the European Union (EU).

It banned six parties from participating: In addition, the court ruled that the following parties could not participate as part of the Coalition of the Radical Left: A judicial dispute ensued, when Drassi filed a petition before the Council of State to annul the ministerial decision, through which the time for political advertising spots on the radio and television would be allocated, since it disproportionately favoured established parties.

A preliminary ruling sent the dispute to the Council of State's plenary session, which will hear the petition for annulment on 25 September 2009.