History:

Founded: 1925 (basketball section opened in 1931)
*Olympiacos did not play against Panathinaikos in the playoffs (2018-19) and was relegated to the second division, and all results were voided by league officials. For next 2 seasons (2019-20 and 2020-21 the team focused on Euroleague games), They made it back to GBL for 2021-22 season
Greek League achievements:
Greek League Champion -1949, 60, 76, 78, 93, 94, 95, 96, 97, 12, 15, 16, 22, 23, 25
Greek League Finalist -2001, 06, 07, 08, 09, 10, 11, 13, 14, 17, 18, 24
Greek League Semifinals -2003
Greek League Regular Season Champion -2009, 11, 12, 13, 15, 16, 17, 22, 23
Greek League Regular Season Runner-Up -2006, 08, 10, 14, 18, 19, 24, 25
Greek Cup Winner -1976, 77, 78, 80, 94, 97, 02, 10, 11, 22, 23, 24
Greek Cup Finalist -2004, 08, 09, 12, 13, 18, 25, 26
Greek Cup Semifinals -2014, 17
Greek Supercup Winner -2023, 24, 25, 26
European cups:
1960-1961: European Champions Cup: Last 24
1972-1973: European Cup of Cup Winners: Last 12
1973-1974: European Cup of Cup Winners: Last 8
1975-1976: European Cup of Cup Winners: took 4th place in a group with Rabotnicki , ASPO Tours and CSKA Septemvriisko zname in the Quarterfinals (!!!)
1976-1977: European Champions Cup: Last 23
1977-1978: European Cup of Cup Winners: Last 15
1978-1979: European Champions Cup: took 6th place in Semifinal group stage with Emerson Varese , Bosna (YUG), Maccabi Tel Aviv , Real Madrid and Joventut Freixenet
1979-1980: Korac Cup: Last 16
1980-1981: European Cup of Cup Winners: Last 20
1981-1982: Korac Cup: Last 37
1982-1983: Korac Cup: Last 42
1983-1984: Korac Cup: Last 29
1986-1987: Korac Cup: Last 29
1988-1989: Korac Cup: Last 16
1992-1993: FIBA European League: lost to Limoges CSP 1-2 (70–67, 53–59, 58–60) in the Quarterfinals (!!!)
1993-1994: FIBA European League: beat Panathinaikos 77-72 in the Semifinals, lost to 7up Joventut 57-59 in the Final in Tel Aviv (!!!)
1994-1995: FIBA European League: beat Panathinaikos 58-52 in the Semifinals, lost to Real Madrid Teka 61-73 in the Final in Zaragoza (!!!)
1995-1996: FIBA European League: lost to Real Madrid Teka 1-2 (68-49, 77-80, 65-80) in the Quarterfinals (!!!)
1996-1997: FIBA EuroLeague: Champion (!!!)
1997: McDonald's Championship: beat Atenas 89-86 in the Semifinals, lost to Chicago Bulls 78-104 in the Final (Paris) (!!!)
1997-1998: FIBA EuroLeague: Last 16
1998-1999: FIBA EuroLeague: lost to Zalgiris 71-87 in the Semifinals, beat Teamsystem Bologna 74-63 in the 3rd place game (!!!)
1999-2000: FIBA EuroLeague: Last 16
2000-2001: ULEB Euroleague: took 1st place (7-3) in Group C, lost to Tau Vitoria in the Quarterfinals
2001-2002: Euroleague: Stage 1: took 3rd place (10-4) in Group A; Stage 2: took 2nd place (4-2) in Group G
2002-2003: Euroleague: took 2nd place (3-3) in Group G of 2nd Stage
2003-2004: Euroleague: took 5th place (7-7) in Group C, then took 4th place (1-5) in Group D of Top16
2004-2005: Euroleague: took 7th place (4-10) in Group A
2005-2006: Euroleague: took 5th place (7-7) in Group B, then took 2nd place (4-2) in Group D, lost 1-2 to Maccabi T-A in the Quarterfinals
2006-2007: Euroleague: took 3rd place (10-4) in Group A, then took 2nd place (3-3) in Group E of Top 16, lost to Tau Vitoria in the Quarterfinals
2007-2008: Euroleague: took 5th place (7-7) in Group A, then took 2nd place (4-2) in Group F of Top 16, lost 1-2 to CSKA Moscow in the Quarterfinals
2008-2009: Euroleague: took 2nd place (6-4) in Group B, then took 1st place (5-1) in Group E, lost 82-84 to Panathinaikos in the Semifinals, then lost 3rd place game to Barcelona 79-95 (!!!)
2009-2010: Euroleague: took 1st place (8-2) in Group B of Regular Season, took 1st place (5-1) in Group H of Top16, lost to Regal Barca 68-86 in the Final (!!!)
2010-2011: Turkish Airlines Euroleague: took 1st place (7-3) in Group B of Regular Season, took 1st place (5-1) in Group H of Top16, lost to Montepaschi 1-3 in the Quarterfinals
2011-2012: Turkish Airlines Euroleague: took 2nd place (6-4) in Group A of Regular Season, took 2nd place (3-3) in Group E of Top16, beat CSKA 62-61 in the Final (!!!)
2012-2013: Turkish Airlines Euroleague: took 2nd place (8-2) in Group C of the Regular Season, took 2nd place (9-5) in Group F of the Top16, beat Real Madrid 100-88 in the Final !!!
2013-2014: Turkish Airlines Euroleague: took 1st place (10-0) in Group C of Regular Season, took 3rd place (8-6) in Group E of the Top16, lost to Real Madrid 2-3 in the Quarterfinals
2014-2015: Turkish Airlines Euroleague: took 1st place (8-2) in Group D of the Regular Season, took 3rd place (10-4) in Group F of the Top16, beat CSKA 70-68 in the Semifinals, lost to Real Madrid 59-78 in the Final (!!!)
2015-2016: Turkish Airlines Euroleague: took 1st place (8-2) in Group A of the Regular Season, took 7th place (6-8) in Group F of the Top16
2016-2017: Turkish Airlines Euroleague: took 3rd place (19-2011), beat CSKA 81-78 in the Semifinals, lost to Fenerbahce 64-80 in the Final (!!!)
2017-2018: Turkish Airlines Euroleague: took 4th place (19-2011), lost to Zalgiris 1-3 in the Quarterfinals
2018-2019: Turkish Airlines Euroleague: took 9th place (15-15) in Regular Season
2019-2020: Turkish Airlines Euroleague: took 11th place (12-16) in Regular Season, the season ended without play-offs due to covid-19 outbreak
2020-2021: Turkish Airlines Euroleague: took 12th place (16-18) in Regular Season
2021-2022: Turkish Airlines Euroleague: took 2nd place (19-9) in Regular Season, lost to Anadalo Efes Istanbul 74-77 in the Semifinals, lost to FC Barcelona 74-84 in the 3rd Place Game (!!!)
2022-2023: Turkish Airlines Euroleague: took 1st place (24-10) in Regular Season, beat AS Monaco 76-62 in the SEmifinals, lost to Real Madrid 78-79 in the Final (!!!)
2023-2024: Turkish Airlines Euroleague: took 5th place (22-12) in Regular Season, lost to Real Madrid 76-87 in the Semifinals (!!!)
European cups achievements:
Euroleague Champion -1997, 12, 13, 26
Euroleague Finalist -2010, 15, 17, 23
Euroleague Final Four -2009, 22, 24, 25
Euroleague Quarterfinals -2001, 06, 07, 08, 11, 14, 18
Euroleague Regular Season Champion -2023, 26
Euroleague Regular Season Runner-Up -2022
Eurocup Finalist -1994
Gomelsky Cup Finalist -2020
League positions:
SeasonTierDivisionW-LPosition + PlayOffCupSupercupEuropean competitions
1937-461Panhellenic Champ.12th
1946-481Panhellenic Champ.4-23rd
1948-491Panhellenic Champ.5-11st
1949-501Panhellenic Champ.5-23rd
1950-521Panhellenic Champ.4-23rd
1952-531Panhellenic Champ.3-23rd
1953-541Panhellenic Champ.1-24th (Group 1-4)
1954-561Panhellenic Champ.3-23rd
1956-571Panhellenic Champ.5-12nd
1957-581Panhellenic Champ.2-46th
1958-591Panhellenic Champ.3-34th
1959-601Panhellenic Champ.7-01st
1960-612A2
1961-622A2
1962-632A2
1963-642A25-138th
1964-652A2
1965-662A2
1966-672A2
1967-681A14-84th
1968-691A13-95th
1969-701A13-95th
1970-711A19-73rd
1971-721A22-42nd
1972-731A23-32nd
1973-741A13-95th
1974-751A19-32nd
1975-761A22-01st
1976-771A18-42nd
1977-781A21-11st
1978-791A22-42nd
1979-801A10-43rd (Group 1-8)
1980-811A21-52nd
1981-821A16-106th
1982-831A17-95th
1983-841A13-137th
1984-851A12-147th
1985-861A20-62nd
1986-871A18-106th, lost in Quarterfinals 2-3 to Panionios
1987-881A19-96th, lost in Quarterfinals 0-3 to Panionios
1988-891A16-128th, lost in Quarterfinals 0-3 to Aris
1989-901A19-137th
1990-911A19-138th
1991-921A118-42nd
1992-931A120-64th beat Panathinaikos 3-1 in the FinalsEuroleague: 3rd (Group B) (8-6), lost in Quarterfinals 1-2 to Limoges
1993-941A122-41st beat PAOK Bravo 3-2 in the Finals
1994-951A124-21st beat Panathinaikos 3-2 in the Finals
1995-961A124-21st beat Panathinaikos 3-2 in the Finals
1996-971A121-51st beat AEK Athens 3-1 in the FinalsEuroleague: 5th (Group B) (5-5) beat FC Barcelona 73-58 in the Final
1997-981A121-52nd lost in Semifinals 1-2 to PAOKEuroleague: 1st (Group A) (7-3)
1998-991A121-51st lost in Finals 1-2 to PanathinaikosEuroleague: 1st (Group C) (8-2), lost in Semis 71-87 to Zalgiris
1999-001A121-51st lost in Semifinals 0-2 to PAOKEuroleague: 2nd (Group C) (6-4) lost in 1/8 Finals 1-2 to Union Olimpija
2000-011A121-53rd lost in Finals 2-3 to PanathinaikosEuroleague: 1st (Group C) (7-3), lost in Quarterfinals 0-2 to Tau Ceramica
2001-021A120-63rd lost in Finals 2-3 to AEK AthensEuroleague: 3rd (Group A) (10-4)
2002-031A118-83rd, lost in Semifinals 1-2 to AEK AthensEuroleague: 3rd (Group C) (7-7)
2003-041A113-138thEuroleague: 5th (Group C) (7-7)
2004-051A112-148thEuroleague: 7th (Group A) (4-10)
2005-061A122-42nd lost in Finals 0-3 to PanathinaikosEuroleague: 5th (Group B) (7-7), lost in Quarterfinals 1-2 to Macc. Tel-Aviv
2006-071A121-53rd lost in Finals 2-3 to PanathinaikosEuroleague: 3rd (Group A) (10-4), lost in Quarterfinals 0-2 to Tau Ceramica
2007-081A122-42nd lost in Finals 2-3 to PanathinaikosEuroleague: 5th (Group A) (7-7), lost in Quarterfinals 1-2 to CSKA
2008-091A125-11st Euroleague: 2nd (Group A) (6-4), lost in Semis 82-84 to Panathinaikos
2009-101A123-32nd Euroleague: 1st (Group B) (8-2) lost in Final 68-86 to FC Barcelona
2010-111A126-01st Euroleague: 1st (Group B) (7-3)
2011-121A123-11st beat Panionios 3-0 in the SemisEuroleague: 2nd (Group A) (6-4) beat CSKA 62-61 in the Finals
2012-131GBL25-11st Euroleague: 2nd (Group C) (8-2) beat Real Madrid 100-88 in the Finals
2013-141GBL24-22nd lost in Finals 71-82 to PanathinaikosEuroleague: 1st (Group C) (10-0), lost in Quarterfinals 2-3 to Real Madrid
2014-151GBL25-11st Euroleague: 1st (Group D) (7-3) lost in Final 59-78 to Real Madrid
2015-161GBL25-11st Euroleague: 1st (Group B) (8-2)
2016-171GBL25-11st lost in Finals 0-2 to PanathinaikosEuroleague: 3rd (19-11) lost in Final 64-80 to Fenerbahce
2017-181GBL22-42nd beat Promitheas 3-0 in the SemisEuroleague: 3rd (19-11), lost in Quarterfinals 1-3 to Zalgiris
2018-19?1GBL23-36thEuroleague: 9th (15-15)
2019-20?1EuroleagueEuroleague: 11th (12-16)
2020-21?1EuroleagueEuroleague: 12th (16-18)
2021-22?1GBL23-11st beat Panathinaikos 3-0 in the FinalEuroleague: 2nd (19-9), lost in Semis 74-77 to Anadolu Efes
2022-231GBL22-01st beat Panathinaikos 3-1 in the FinalWinnerWinnerEuroleague: 1st (24-10) lost in Final 78-79 to Real Madrid
2023-241GBL20-22nd lost in Final 2-3 to PanathinaikosWinnerWinnerEuroleague: 5th (22-12), lost in Semis 76-87 to Real Madrid
2024-251GBL20-22nd beat Panathinaikos 3-1 in the FinalFinalistWinnerEuroleague: 1st (24-10), lost in Semis 68-78 to Monaco