Greek B Basket League

The Greek B Basket League, or Greek B Basketball League (Greek: Ελληνική Β Μπασκετ Λιγκ), is a national basketball league in Greece. It is the 3rd-tier level of the basketball league system in Greece, and was founded in its current form in 1986. It is also known as National League 1.^[1] It is organized by the Hellenic Basketball Federation (E.O.K.).

National League 1

Formerly	Greek National B Class Championship (1961–1986)
Sport	Basketball
Founded	1961
No. of teams	45
Country	Greece
Continent	Europe
Most recent champion(s)	Panerythraikos Giannena
Level on pyramid	2nd-Tier (1961–1986) 3rd-Tier (1986–present)
Promotion to	Greek A2 Basket League
Relegation to	Greek C Basket League
Related competitions	Greek Cup
Official website	www.basket.gr

Originally, the league began in 1961, as the Greek National B Class Championship, and it was the 2nd-tier level of Greek basketball until 1986, when it was replaced in that capacity by the Greek A2 Basket League.

The Greek B Basket League was originally held under a league format of two groups. From 1986 to 2012, the league was held under a one group league format. From 2013 to 2010, it was again held under a two group format. Under the current league format, a total of 45 clubs take part, which are separated into four groups that are based on geographical criteria.

Champions

Greek National B Class Championship (2nd-tier level)

Season	Champion
1961–62	Pagrati
1962–63	Not held
1963–64	PAOK
1964–65	HAN Nikaias
1965–66	Amyntas
1966–67	PAOK
1967–68	Near East
1968–69	HAN Thessaloniki
1969–70	Aetos
1970–71	Maroussi
1971–72	Niki Volos
1972–73	Not held

First Two groups period (2nd-tier level)

Season	1st Group	2nd Group
1973–74	Panionios	Dimokritos Thessaloniki
1974–75	Ionikos Nikaias	Iraklis
1975–76	Apollon Patras	Dimokritos Thessaloniki
1976–77	Maroussi	HAN Thessaloniki
1977–78	Esperos	Iraklis
1978–79	Apollon Patras	VAO
1979–80	Esperos	Gymnastikos S. Larissas
1980–81	Panionios	VAO
1981–82	Esperos	Pierikos
1982–83	Peristeri	VAO
1983–84	Sporting	Niki Volos

Four Groups period (2nd-tier level)

Season	1st Group	2nd Group	3rd Group	4th Group
1984–85	Ilysiakos	Near East	MENT	Thyella Serron
1985–86	Ilysiakos	Milon	Philippos Thessaloniki	PAO Dioikitiriou

One group period (3rd-tier level)

Season Winner 1986–87 Esperos 1987–88 Proteas Athens 1988–89 Papagou 1989–90 Nestor Thessaloniki 1990–91 MENT 1991–92 Irakleio 1992–93 Ampelokipoi 1993–94 Ionikos NF 1994–95 Near East 1995–96 Olympia Larissa 1996–97 Makedonikos 1997–98 Arion Athens 1998–99 KAOD

Season Winner 1999–00 Aias Evosmou 2000–01 Chalkida 2001–02 Ilysiakos 2002–03 Xanthi 2003–04 Aigaleo 2004–05 Rethymno 2005–06 Palaio Faliro 2006–07 Peristeri 2007–08 Near East 2008–09 Amyntas Athens 2009–10 Lavrio 2010–11 OFI Crete 2011–12 Aiolos Trikalon

Two groups period (3rd-tier level)

Season	1st Group	2nd Group
2012–13	Psychiko	Filippos Verias
2013–14	Aetos	Doxa Lefkadas
2014–15[2]	Kymis	Promitheas Patras
2015–16	Panionios	Aiolos Astakou
2016–17	Peristeri	Kastorias
2017–18	Ionikos Nikaias	Kavala
2018–19	Oiakas Nafplio	Anatolia Thessaloniki
2019–20	Panerythraikos	PAS Giannina BC