Agios Athanasios may refer to:
Saint Athanasius of Alexandria Agios Athanasios, Cyprus
Agios Athanasios, Pella, a village in Pella regional unit, Greece Agios Athanasios, Thessaloniki, a municipality in the Thessaloniki regional unit, Greece Agios Athanasios, Xanthi, a village in the Xanthi regional unit, Greece Agios Athanasios, a neighborhood of Serres, Macedonia, Greece