Ioannina Island is an island in the Lake of Ioannina, Epirus, Greece, a municipal unit of the municipality of Ioannina. Its land area is 0.675 km2, with biggest length 800 meters and biggest width 500 meters. Until the 2011 reform of local government, it was a community within the Ioannina regional unit. It is one of only two inhabited lake islands in Greece, the other being Agios Achilleios. It is reached by boat from the city of Ioannina or by ferry from the nearby shore.

Lake Pamvotida or Pamvotis, commonly also Lake of Ioannina is the largest lake of Epirus, located in the central part of the Ioannina regional unit in northern Greece. The regional capital Ioannina to the west and the town of Perama to the north are urban settlements fringing the lake while the remaining of its periphery is composed of farmland. The lake features small fishing ports and a boating port. There is a regular boat service to the Ioannina Island. The Greek National Road 6 surrounds the northern half of the lake.