hey man , i am a also a Greek dual citizen and i had faced the same problem and i am visiting the US soon and i am concerned about the issue . I called the embassy earlier and they said its a new regulation that is implemented by the NPC in 2011 for dual citizens . nevertheless i i am confused when filling forms like visas and bank statements etc. since on of the names never referred to me in any means! if you had any updates in your case please advise . bellow is the link for the new regulation announcement.

http://www.passport.gov.gr/en/anounc...-in-latin.html

regards !