The Delta Ethniki Katigoria () was the fourth-tier men's association football league in Greece. During the period of its existence, it was the lowest national division of the Greek championship. It was founded in the 1982âÂÂ83 season and abolished in the 2012âÂÂ13 season, as it was merged with the third division (Football League 2). Its history therefore spans 31 years.
Many historical clubs of first division (Super League) have played in Delta Ethniki, such as Iraklis Thessaloniki (2011âÂÂ12 season), Ethnikos Piraeus, Apollon Smyrnis and Atromitos. The clubs of Delta Ethniki were divided in groups on the basis of geographical criteria. The groups usually comprised 10 teams, though this number varied between 4 and 12 over the years.
Below follows the list of the champions by year.
Too many clubs have played in the championship of Delta Ethniki during the years that existed. Below follows a list with the clubs with the most number of seasons in Delta Ethniki.
That year the champions clubs played play-off games so as to promote to the third division. The scores were: Ilisiakos - Chalkida 2âÂÂ1, Doxa Drama - Averof Ioannina 5âÂÂ2, Pierikos - Rodos 0âÂÂ2, Pontiakos Nea Santa - Thyella Patra 2âÂÂ4, Veria - Atsalenios 2âÂÂ1