Current season, competition or edition: LEN Euro Cup | |
| Official website | waterpolo |
|---|---|
Országos Bajnokság I (English: Nationwide Championship I, commonly abbreviated OB I) is the highest level water polo league for men in Hungary, that is administered and supervised by the Hungarian Water Polo Federation. Since 2009, after signed a four-year sponsorship contract with telecommunications company Vodafone, the competition is officially known as Vodafone OB I.[1]
The following 14 clubs compete in the OB I during the 2022–23 season:
| Team | Home city | Pool | Colours |
|---|---|---|---|
| BVSC | Budapest (XIV. ker) | Szőnyi úti Uszoda | |
| Eger | Eger | Bitskey Aladár Uszoda | |
| Ferencváros | Budapest (IX. ker) | FTC uszoda, Népliget
|
|
| Bp. Honvéd | Budapest (XIX. ker) | Kőér utcai Uszoda | |
| Kaposvár | Kaposvár | Csík Ferenc Sportuszoda | |
| KSI | Budapest | Széchy Tamás Uszoda | |
| Miskolc | Miskolc | Kemény Dénes Sportuszoda | |
| OSC | Budapest (XI. ker) | Nyéki Imre Uszoda | |
| PVSK | Pécs | Abay Nemes Oszkár Sportuszoda | |
| Szeged | Szeged | Tiszavirág Sportuszoda | |
| Szentes | Szentes | Dr. Rébeli Szabó József Sportuszoda | |
| Szolnok | Szolnok | Tiszaligeti Uszoda | |
UVSE
|
Budapest (IV. ker) | Komjádi Béla Sportuszoda | |
| Vasas | Budapest (XIII. ker) | Komjádi Béla Sportuszoda |
The number of seasons that each team (in alphabetical order) has played in the top division from 1904 until 2021–22. A total of 61 teams had competed in at least one season at the top division. Ferencváros is the only teams to have played in the top division in every season since the league's inception in its modern form.
The teams in Bold participate in the 2021–22 OB I.
As we can see from the chart the number of teams in the Hungarian First Division changed a lot and continuously. The league started in 1904 with four teams and with the formation of teams the league expanded continuously. Currently, there are 14 teams in the first division.
| Season | Number of teams |
|---|---|
| from 1904 to 1905 | 4 teams |
| in 1906 | 2 teams |
| from 1907 to 1908 | 1 team |
| from 1909 to 1918 | 2 teams |
| from 1919 to 1920 | 4 teams |
| from 1921 to 1922 | 5 teams |
| in 1923 | 6 teams |
| from 1924 to 1925 | 7 teams |
| in 1926 | 6 teams |
| from 1927 to 1928 | 7 teams |
| from 1929 to 1933 | 9 teams |
| from 1934 to 1936 | 8 teams |
| from 1937 to 1938 | 9 teams |
| from 1939 to 1942 | 10 teams |
| from 1943 to 1944 | 11 teams |
| in 1945 | 8 teams |
| in 1946 | 11 teams |
| in 1947 | 12 teams |
| from 1948 to 1953 | 10 teams |
| in 1954 | 12 teams |
| from 1955 to 1959 | 10 teams |
| from 1960 to 1961 | 12 teams |
| from 1962 to 1973 | 10 teams |
| from 1974 to 1979 | 12 teams |
| from 1980 to 1988–89 | 14 teams |
| from 1996-97 to 1998–99 | 12 teams |
| in 1999–00 | 10 teams |
| in 2000–01 | 12 teams |
| in 2001–02 | 13 teams |
| from 2002-03 to 2008–09 | 12 teams |
| in 2009–10 | 11 teams |
| in 2010–11 | 13 teams |
| in 2011–12 | 12 teams |
| from 2012–13 to 2014–15 | 14 teams |
| from 2015–16 to 2020–21 | 16 teams |
| from 2021–22 to present | 14 teams |
 Champions League |
 Euro Cup |
Cup Winners' Cup (defunct) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Winning year(s) | RU | SF | C | Winning year(s) | RU | SF | C | Winning year(s) | RU | SF | ||||
 Orvosegyetem
|
2 | 1973, 1979 | 2 | 1 | 0 | 0 | 0 | 0 | 1 | ||||||
 Vasas
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2 | 1980, 1985 | 1 | 6 | 0 | 0 | 3 | 3 | 1986, 1995, 2002 | 1 | |||||
 Honvéd
|
1 | 2004 | 3 | 0 | 0 | 0 | 1 | 0 | 1 | ||||||
.png){kind=small} Újpest
|
1 | 1994 | 2 | 1 | 3 | 1993, 1997, 1999 | 0 | 0 | 0 | 0 | |||||
2.png){kind=small} Ferencváros
|
1 | 2019 | 0 | 1 | 2 | 2017, 2018 | 2 | 1 | 4 | 1975, 1978, 1980, 1998 | 1 | ||||
.svg){kind=small} Szolnok
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1 | 2017 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | |||||
Budapesti VSC
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0 | 1 | 1 | 0 | 0 | 1 | 0 | 2 | |||||||
 Szeged
|
0 | 0 | 0 | 1 | 2009 | 1 | 2 | 0 | 0 | 0 | |||||
 Eger
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0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | ||||||
 Debrecen
|
0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | ||||||
 Bp. Spartacus
|
0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |||||||
| TOTAL | 8 title | 9 | 10 | 6 title | 4 | 9 | 7 title | 7 | |||||||
| 2022–23 teams | |
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Top level water polo leagues of Europe (LEN) | |
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| Continental | |
| Regional |
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| National |
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| Defunct |
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Top sport leagues in Hungary | ||||||
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| Leagues |
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| Others |
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