Agios Nikolaos is a village in Dorida Municipality, in the regional unit of Phocis, in the region of Central Greece, Greece. Agios Nikolaos lies at 4 m above sea level, in the Ori Lidorikiou mountains. It has 102 inhabitants (2021). The nearest city is Patras, 39 km to the west. Beaches nearby: Vathi (3.2 km), Red Beach (6.7 km), Aspra Chalikia (7.7 km). Among the landmarks around are Delphi (33 km), Castalian Spring (34 km) and Helike (14.3 km). Among the natural features are Lagonisi (0.7 km) and Agios Nikolaos (0.3 km).

Also written Άγιος Νικόλαος.