Nymfaio is a village and a former community in Florina regional unit, Western Macedonia, Greece. After the 2011 local government reform it became a member of the municipality Amyntaio.The municipal unit has an area of 28.209 km2. As of 2021 the village had a population of 63 residents. The village is protected by the Hellenic Ministry of Culture in order to preserve its architectural integrity.