Ionian Islands (region) party. Ionian Islands (region) The Ionian Islands Region (, , ) is one of the thirteen administrative regions of Greece. The administrative region does not include all of the Ionian Islands; the island of Kythera, which historically was part of the island group, was separated and integrated to the (far away) Attica Region. The population of the Ionian Islands in 2011 was 207,855, decreased by 1,50% compared to the population in 2001. Nevertheless, the region remains the third by population density with 90.1/km² nationwide, well above the national of 81.96/km². The most populous of the major islands is Corfu with
Proti Island Proti Island Proti Island of Messenia (Πρώτη Μεσσηνίας) is an island in the Ionian Sea, on the west coast of the Peloponnese; it is counted as one of the Ionian Islands, though administratively, it is part of the municipality of Gargalianoi, in the regional unit of Messenia. The 2001 census reported a population of four inhabitants. The name of the island derives from the ancient sea god Proteus, son of Poseidon. The island was mentioned by ancient writers. The first reference of the island was in the history of Thukydides who refers that in 426 B.C. the Athenian fleet sailed