Protestants in Greece, including Greek Evangelical Church and Free Evangelical Churches, stand at about 30,000. Assemblies of God, International Church of the Foursquare Gospel and other Pentecostal churches of the Greek Synod of Apostolic Church has 12,000 members.
The independent Free Apostolic Church of Pentecost is the biggest Protestant denomination in Greece with 120 churches.
References
Protestantism in Greece Wikipedia(Text) CC BY-SA