The 2002–03 Gamma Ethniki was the 20th season since the official establishment of the third tier of Greek football in 1983.

Poseidon Neon Poron A.E. Poseidon P.P.P., known as Poseidon Neon Poron, is a Greek Football (soccer), football club based in Neoi Poroi, Pieria (regional unit), Pieria, Greece. Its colours are blue and white. The home games of the team take place at the Neoi Poroi S ...

was crowned champion, thus winning promotion to

Beta Ethniki The Football League ( el, Φούτμπολ Λιγκ) was the second highest professional football league in Greece since its inception in 1962 as ''Beta Ethniki'' and until 2019. It then served as a third tier after the creation of the Super Lea ...

Ergotelis The Gymnastics Club «Ergotelis» Heraklion Crete ( el, Γυμναστικός Σύλλογος «O Εργοτέλης» Ηρακλείου Κρήτης, Γ.Σ. Εργοτέλης), commonly known simply as Ergotelis ( el, Εργοτέλης), ...

also won promotion as a runner-up,

Levadiakos Levadiakos Football Club ( el, ΠΑΕ Λεβαδειακός) is a Greek professional football club that plays in the Super League Greece. Based in Livadeia, Greece, the club was promoted to the Alpha Ethniki, forerunner of the Super League, afte ...

was also promoted after defeating

Kavala Kavala ( el, Καβάλα, ''Kavála'' ) is a city in northern Greece, the principal seaport of eastern Macedonia and the capital of Kavala regional unit. It is situated on the Bay of Kavala, across from the island of Thasos and on the Egnat ...

2-1 in a single play-off match at

Alcazar Stadium Alcazar Stadium is a multi-purpose stadium in Larissa, Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroa ...

Larissa Larissa (; el, Λάρισα, , ) is the capital and largest city of the Thessaly region in Greece. It is the fifth-most populous city in Greece with a population of 144,651 according to the 2011 census. It is also capital of the Larissa regiona ...

between the 14th placed team of

and the 3rd placed team of Gamma Ethniki, and

Niki Volos Niki Volou Football Club ( el, ΠΑΕ Νίκη Βόλου) is a Greek professional football club based in the city of Volos, in the region of Magnesia, Greece. The club currently competes in the Super League 2, the second tier of Greek football ...

was administratively promoted due to the withdrawal of Ethnikos Olympiacos Volos from Beta Ethniki due to the debts.

Chania Chania ( el, Χανιά ; vec, La Canea), also spelled Hania, is a city in Greece and the capital of the Chania regional unit. It lies along the north west coast of the island Crete, about west of Rethymno and west of Heraklion. The muni ...

Ethnikos Piraeus Ethnikos Piraeus (Greek: Εθνικός Πειραιώς) is a Greek multisport club based in Piraeus. It was founded in 1923. The full name of the club is Ethnikos Omilos Filathlon Pireos/Phalirou or Ethnikos OFPF (Greek: Εθνικός Όμιλ ...

, Agios Nikolaos,

Nafpaktiakos Asteras Nafpaktiakos Asteras ( el, Π.Α.Σ. Ναυπακτιακός Αστέρας) is a Greek football club based in the town of Nafpaktos, Greece. History It was formed by the conjunction of two former clubs of the city: Nafpaktiakos and Asteras Nafp ...

and

Trikala Trikala ( el, Τρίκαλα; rup, Trikolj) is a city in northwestern Thessaly, Greece, and the capital of the Trikala regional unit. The city straddles the Lithaios river, which is a tributary of Pineios. According to the Greek National Stati ...

were relegated to

Delta Ethniki Delta commonly refers to: * Delta (letter) (Δ or δ), a letter of the Greek alphabet * River delta, at a river mouth * D (NATO phonetic alphabet: "Delta") * Delta Air Lines, US * Delta variant of SARS-CoV-2 that causes COVID-19 Delta may also r ...

League table

Promotion play-off

Top scorers

References

{{DEFAULTSORT:2002-03 Gamma Ethniki Third level Greek football league seasons 3

Greece Greece,, or , romanized: ', officially the Hellenic Republic, is a country in Southeast Europe. It is situated on the southern tip of the Balkans, and is located at the crossroads of Europe, Asia, and Africa. Greece shares land borders with ...