If you mean transliterating then it would be:
Lambda,Iota,Phi
If you mean the translation then it would be "Bios"
Beta, Iota, Omicron, Sigma
In Greek capital letters, Heracles is spelled as ΗΡΑΚΛΗΣ.
In Greek capital letters, "Stavros" is spelled as ΣΤΑΥΡΟΣ.
Ͱερμης
The Greek word for "Hercules" is "Ηρακλής".
Ͱηρακλης = Herakles
Ἥρα = heera
Elies.
Demeter: Δημητηρ
Those letters spell cannibal and have nothing to do with Greek mythology.
In Greek letters, "yiayia" is spelled γιαγιά. It means "grandmother" in Greek and is a term of endearment used for one's grandmother.
Απόλλων : Apóllo̱n
Η Ελλάδα είδη