Is it possible to use my name (in Greek) to create a Google account?

Is it possible to use my name (in Greek) to create a Google account?

My name is Σ…ς Π…ς Χ…λ in Greek, and I would like to use this when creating a Google account. Is there anyway to get Google to use Unicode when creating my account so that my e-mail address will be Σ…...