Proasteio or Proastio may refer to several places in Greece:
Proastio, Karditsa, a town in the Karditsa regional unit Proastio, Kozani, a town in the Kozani regional unit Proastio, Messenia, a village in the municipal unit Lefktro, Messenia Proastio, Patras, a neighbourhood in the north of Patras, Achaea