Where does “Βαβυλώνα” come from?

Βαβυλώνα (Greek) comes from Ancient Greek Βαβυλών, from Akkadian Bābilim.

Ancestry of “Βαβυλώνα”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	Βαβυλών	Babylon
2	Akkadian	Bābilim	—

Βαβυλώνα — Etymology, Origin & Word History | Etymology Explorer