Sagiada is a village and a former municipality in Thesprotia, Epirus, Greece. Since the 2011 local government reform it is part of the municipality Filiates, of which it is a municipal unit. The municipal unit has an area of 87.803 km2. In 2021 its population was 515 for the village and 1,580 for the municipal unit. The seat of the municipality was in Asprokklisi.

Thesprotia is one of the regional units of Greece. It is part of the Epirus region. Its capital and largest town is Igoumenitsa. Thesprotia is named after the Thesprotians, an ancient Greek tribe that inhabited the region in antiquity.