Greece Travel Documents
The essential document that you should have to enter Greece is a valid passport.
It is recommended to take a photocopy of your passport prior to your travel so in case it is lost or stolen and it makes it easier for the authorities in Greece to replace it.
You need a visa as well; to enter Greece except from the countries of Canada, Australia, E.U., South Africa, and United States all other countries require a visa for entry. A passport can serve as an ID.
As well as your official identity card of your country, Greece can accept other forms of ID can be recognized as well.
For example driving license, teacher card or student identification.