A1 Ethniki Water Polo

A1 Ethniki
Current season, competition or edition:
2024–25 A1 Ethniki
SportWater polo
Founded1927 (1927)
AdministratorHellenic Swimming Federation
No. of teams16
CountryGreece
ConfederationLEN
Most recent
champion(s)
Olympiacos Piraeus
(2024–25)
Most titlesOlympiacos Piraeus
(39 titles)
Broadcaster(s)ERT
Level on pyramidLevel 1
Relegation toA2 Ethniki Water Polo
Domestic cup(s)Greek Cup
International cup(s)LEN Champions League
LEN Euro Cup
Official websitekoe.org.gr

The A1 Ethniki (Greek: Α1 Εθνική Κατηγορία), often referred to as the Greek Water Polo League, is the highest professional water polo league in Greece. It is run by the Hellenic Swimming Federation. It is considered one of the top national leagues in European water polo, as its clubs have made significant success in European competitions.

Olympiacos Piraeus has conquered the most Greek League titles, with 39. Ethnikos also has the record for consecutive championships, with 18.

History

Title holders

Titles by club

No. Club Winners Winning years
1. Olympiacos Piraeus 39 1927, 1933, 1934, 1936, 1947, 1949, 1951, 1952, 1969*, 1971, 1992, 1993, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
2. Ethnikos Piraeus 38 1926, 1931, 1948, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969*, 1970, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1988, 1994, 2006
3. NO Patras 8 1935, 1937, 1938, 1939, 1940, 1945, 1946, 1950
4. Aris Thessaloniki 4 1928, 1929, 1930, 1932
5. ANO Glyfada 4 1986, 1987, 1989, 1990
6. NO Vouliagmeni 4 1991,1997, 1998, 2012
7. Peiraikos 1 1923

* The 1969 Championship was shared between Olympiacos and Ethnikos

Consecutive championships

18 in a row

14 in a row

13 in a row

9 in a row

6 in a row

5 in a row

3 in a row

2 in a row

  • Olympiacos→1933–1934, 1951–1952, 1992–1993, 1995–1996

Appearances in A' Ethniki (1967―2025)

A' Ethniki (National Division) started in 1967, but the Greek championship started in 1923 as a Panhellenic Championship. The Hellenic Swimming Federation declares all championship winning teams as champions from 1928 and onwards. Teams in bold participate in the 2024–25 season.

App Club
59 Olympiacos S.F. Piraeus
57 Ethnikos O.F. Piraeus
50 Chios Nautical Club
47 Panathinaikos Athens
46 NO Patras
45 Vouliagmeni Nautical Club
45 Glyfada Athletic Nautical Club
37 Palaio Faliro Athletic Club
30 P.A.O.K. Thessaloniki
29 Chania Nautical Club
25 Panionios G.S.S. (Athens)
16 Iraklis Thessaloniki
App Club
16 Kerkyra Nautical Athletic Club
14 Volos - Argonaftes Nautical Club
13 Kalamaki Nautical Club
11 Ydraikos Nautical Club
10 Aris Thessaloniki
8 O.F. Thalassis Thessaloniki
8 Apollon Smyrnis
7 Chalcis Nautical Club
7 Ilisiakos Athletic Club Athens
6 Poseidon Ilision SC (Athens)
6 NE Patras
6 Peristeri Gymnastic Club
App Club
5 E.N.O. Egyptioton Athens
5 A.E.K. Athens
3 Argostoli Nautical Club
3 Nireas Chalandri Athletic Club
3 Mytilene Nautical Club
3 G.N.O. Aris Nikaias
3 Larissa Nautical Club
2 Nireas Lamia Gymnastic Club
2 Ilioupolis Gymastic Club (Athens)
2 O.Y.K. Volos
1 O.F.I. (Heraklion)
1 Phoenix Piraeus

Greek clubs in European competitions

Club Champions League Euro Cup Cup Winners' Cup (defunct) Super Cup
C Years RU SF C Years RU SF C Years RU SF C Years RU
Olympiacos Piraeus 2 2002,2018 3 1 0 2 1 2002 1
Ethnikos Piraeus 0 0 1 0 0 1 0 0
NO Vouliagmeni 0 0 1 0 1 2 1 1997 0 1
Panionios 0 0 0 0 2 2
NO Patras 0 1 0

References

  1. ^ Official Decision of General Secretariat Athletic by President C.Aslanidis - 24/09/1969