List of unbeaten football club seasons

1962–63

Tunisia

Étoile Sportive du Sahel

22

Also won Tunisian Cup (7 matches); Tunisia's first double

1970

Kenya

Abaluhya Léopards

19

1972–73

Libya

Al-Ahli Tripoli

21

1974–75

Libya

Al-Ahli Tripoli

22

1975–76

Egypt

Al-Ahly

23

1978–79

Egypt

Al-Ahly

22

1980–81

Egypt

Zamalek

26

Did not win league title

1985–86

Egypt

Al-Ahly

22

1986

Kenya

Abaluhya Léopards

38

1991

Cameroon

Canon Yaoundé

29

1991

Ivory Coast

ASEC Mimosas

30

1991

Uganda

KCCA

19

1993

Central African Republic

Tempête Mocaf

22

1998–99

Egypt

Al-Ahly

26

1998

Tunisia

Espérance Sportive de Tunis

28

1999–2000

Tunisia

Espérance Sportive de Tunis

22

1999–2000

Swaziland

Mbabane Highlanders

22

2000–01

Malawi

MTL Wanderers

28

Did not win league title

2001–02

Egypt

Ismaily

26

Yes

2003–04

Ghana

Accra Hearts of Oak

30

Did not win league title, but they won CAF Confederation Cup

2004

Ivory Coast

ASEC Mimosas

26

2003–04

Egypt

Zamalek

26

2004–05

Egypt

Al-Ahly

26

2005–06

Egypt

Al-Ahly

26

2006

Gabon

AS Mangasport

26

2006

Guinea-Bissau

CF Os Balantas

22

2007

Sudan

Al-Hilal Omdurman

22

2007–08

Botswana

Centre Chiefs

30

2007–08

Ethiopia

Saint George

24

2007–08

Libya

Al-Ittihad Tripoli

30

2008–09

Burkina Faso

ASFA Yennenga

26

2009

Senegal

ASC Linguère

18

2009–10

Malawi

ESCOM United FC

28

Did not win league title

2009–10

Tanzania

Simba

22

2009–10

Gabon

AS Mangasport

26

2010–11

Burundi

Atlético Olympic

22

2012

Congo

CSMD Diables Noirs

29

Did not win league title; lost in the play-off final on penalty shoot-out

2013

São Tomé and Príncipe

Sporting Praia Cruz

18

2014–15

Gabon

AS Mangasport

24

2015

Kenya

Gor Mahia

30

2015–16

DR Congo

TP Mazembe

32

2015–16

Somalia

Mogadishu City Club

18

2016–17

Egypt

Al-Ahly

34

Yes

2016–17

Liberia

LISCR FC

22

2016–17

Swaziland

Mbabane Swallows

22

2017

Réunion

JS Saint-Pierroise

26

2017

Sudan

Al-Hilal Omdurman

34

2017–18

Eswatini

Mbabane Swallows

26

2018–19

Sudan

Al-Merrikh

21

2018–19

Angola

Clube Desportivo 1º de Agosto

30

2019

Sierra Leone

East End Lions

24

2019

Liberia

LPRC Oilers

22

2019–20

Congo

AS Otohô

22

2020–21

DR Congo

AS Vita Club

30

2021–22

DR Congo

TP Mazembe

19

2021–22

Tanzania

Young Africans

35

2022–23

Liberia

Bea Mountain

26

Did not win league title

2023–24

Morocco

Raja CA

30

Yes

Also won Moroccan Cup (5 matches).

1904

Singapore

Band & Drums

26

1973–74

Iran

Persepolis

22

1974–75

Lebanon

Nejmeh

22

1977–78

Hong Kong

South China

22

1978–79

Hong Kong

Seiko

22

1980

Vietnam

Tổng cục Đường sắt

12

1980

Syria

Al-Shorta

18

1982–83

Iraq

Salahaddin

22

1982–83

Saudi Arabia

Al-Ettifaq

18

1983–84

Iraq

Al-Jaish

24

1984–85

Kuwait

Al-Kuwait

26

Did not win league title

1985

Jordan

Al-Faisaly

22

1985

Vietnam

Công nghiệp Hà Nam Ninh

16

1985–86

Hong Kong

South China

18

1985–86

Hong Kong

Happy Valley

18

Did not win league title

1987–88

Japan

Yamaha Motors

22

1990–91

Lebanon

Al-Ansar

26

Also won Lebanese FA Cup

1991–92

Lebanon

Al-Ansar

20

Also won Lebanese FA Cup

1993

Kyrgyzstan

Alga Bishkek

32

1994

Singapore

Perth Kangaroos

18

1994

Uzbekistan

Neftchi Fergana

30

1996

China

Dalian Wanda

22

1998

Tajikistan

Varzob Dushanbe

22

1998–99

Sri Lanka

Jupiter

19

Did not win league title

1998–99

Syria

Al-Jaish

26

2000

Jordan

Al-Faisaly

18

2000

Turkmenistan

Köpetdag Aşgabat

20

2001

Tajikistan

Regar-TadAZ

18

2003–04

Bahrain

Al-Muharraq

18

2004

Brunei

DPMM FC

18

2004–05

Jordan

Al-Wehdat

18

2004–05

Oman

Dhofar

24

2005–06

Iraq

Al-Zawraa

19

2006

Macau

Lam Pak

18

2006–07

Jordan

Al-Wehdat

18

2006–07

Syria

Al-Karamah

26

2007

Uzbekistan

Pakhtakor

30

2007–08

Pakistan

WAPDA

26

2009

Uzbekistan

Bunyodkor

30

Yes

2009–10

Bangladesh

Mohammedan

24

Did not win league title

2009–10

Guam

Quality Distributors

20

Won all 20 matches (perfect season)

2009–10

Lebanon

Al-Ahed

22

2010

Maldives

VB Sports Club

21

2010

Nepal

Nepal Police Club

22

2010

Tajikistan

Istiklol

32

2010–11

Saudi Arabia

Al-Hilal

26

Yes

Also won Saudi Crown Prince Cup

2011

Laos

MPWT FC

18

2011

Myanmar

Ayeyawady United

22

Did not win league title

2011–12

Saudi Arabia

Al-Shabab

26

2012

Maldives

New Radiant

19

Yes

2012

Thailand

Muangthong United

34

2012–13

Kuwait

Al-Kuwait

21

2013

Bhutan

Yeedzin

18

Did not win league title; 8 games in A-Division, 10 games in National League

2013

Maldives

New Radiant

19

Yes

2013

Tajikistan

Ravshan Kulob

18

2013

Thailand

Buriram United

32

Also won Thai FA Cup and Thai League Cup

2013–14

Hong Kong

Kitchee

18

Yes

2013–14

Kuwait

Al-Qadsia

26

2014

Tajikistan

Istiklol

18

Yes

2014

Uzbekistan

Pakhtakor

26

2014–15

Kuwait

Al-Kuwait

26

2014–15

Saudi Arabia

Al-Ahli

26

Did not win league title

2015

Tajikistan

Istiklol

18

Yes

2015

Thailand

Buriram United

34

Yes

Also won Thai FA Cup and Thai League Cup

2015–16

Bahrain

Al-Hidd

18

2015–16

Iraq

Al-Zawraa

24

2016

Bangladesh

Abahani Limited Dhaka

22

2016

Macau

Benfica de Macau

18

2016

Malaysia

Johor D.T.

22

Yes

Also won Malaysia FA Cup

2017

Tajikistan

Istiklol

21

Yes

2017–18

Hong Kong

Kitchee

18

Yes

2017–18

Lebanon

Al-Ahed

22

Also won Lebanese FA Cup and Lebanese Super Cup

2017–18

Qatar

Al-Duhail

22

2018

Macau

Benfica de Macau

18

2018

Singapore

Albirex Niigata Singapore

24

Yes

2018–19

Guam

NAPA Rovers

21

2018–19

Oman

Dhofar

26

2019

Myanmar

Shan United

22

2019

Philippines

Ceres-Negros

24

Yes

Also won and went undefeated in Copa Paulino Alcantara

2020–21

Kuwait

Al-Arabi

18

2020–21

Qatar

Al-Sadd

22

Yes

Also won Emir of Qatar Cup and Qatar Cup

2021

Macau

Chao Pak Kei

18

2021–22

Bahrain

Riffa

18

2021–22

Iran

Esteghlal

30

Yes

2021–22

Lebanon

Al-Ahed

19

2021–22

Palestine

Shabab Al-Khalil

22

2021–22

Qatar

Al-Sadd

22

Yes

2022

Laos

Young Elephants

18

2022

Bhutan

Paro

18

2022

Malaysia

Johor D.T.

22

Yes

Also won Malaysia FA Cup and Malaysia Cup

2023

Malaysia

Johor D.T.

22

Yes

Also won Malaysia FA Cup and Malaysia Cup

2023

Turkmenistan

Arkadag

24

Won all 24 matches (perfect season), but are suspected of match-fixing. Also won the Turkmenistan Cup.

2023–24

Hong Kong

Lee Man

20

2023–24

Saudi Arabia

Al Hilal

34

Yes

Also won King Cup and Super Cup

2024–25

Malaysia

Johor D.T.

24

Yes

Also won Malaysia FA Cup and Malaysia Cup

1888–89

England

Preston North End

22

Yes

Also won FA Cup. Became known as The Invincibles

1897–98

Scotland

Celtic

18

Yes

1898–99

Scotland

Rangers

18

Yes

Won all 18 matches (perfect season)

1905–06

Belgium

Union SG

18

1907–08

Belgium

Racing Club de Bruxelles

18

1908–09

Belgium

Union SG

22

1912–13

Austria

Rapid Wien

18

1912–13

Italy

Pro Vercelli

21

1913–14

Hungary

MTK

18

Also won Magyar Kupa

1917–18

Hungary

MTK

22

1918–19

Netherlands

Ajax

30

Includes 22 matches in the regional league Eerste Klasse West-A and 8 in the national championship playoff round.

1922–23

Italy

Genoa

28

1924–25

Republic of Ireland

Shamrock Rovers

18

Also won FAI Cup and League of Ireland Shield

1926–27

Republic of Ireland

Shamrock Rovers

18

Also won League of Ireland Shield and Leinster Senior Cup

1926–27

Northern Ireland

Belfast Celtic

22

1928–29

Northern Ireland

Belfast Celtic

26

1929–30

Spain

Athletic Bilbao

18

Also won Copa del Rey

1931–32

Spain

Real Madrid

18

Yes

1931–32

Hungary

Ferencváros

22

Won all 22 matches (perfect season)

1933–34

Belgium

Union SG

26

1934–35

Austria

Rapid Wien

22

1935–36

Hungary

MTK

26

1937

Albania

Tirana

18

1939–40

Luxembourg

Stade Dudelange

18

1939–40

Switzerland

Servette

22

1942–43

Germany

Dresdner SC

23

Won all 18 matches in the regional Gauliga Sachsen and 5 in the German championship

1943–44

Bohemia and Moravia

Sparta Prague

26

1948–49

Bulgaria

Levski Sofia

18

Also won Bulgarian Cup

1949–50

Sweden

Malmö

22

1950

Yugoslavia

Hajduk Split

18

Yes

1951

Albania

Dinamo Tirana

26

Also won Albanian Cup

1951

Bulgaria

Spartak Sofia

22

Did not win league title

1952

Hungary

Honvéd

26

1954

Albania

Partizani

22

1954–55

Greece

Olympiacos

20

Includes 10 matches in the regional Piraeus league, Enosi Podosferikon Somation Pireos, and 10 in the national championship playoff round.

1955

Albania

Dinamo Tirana

30

1958–59

Austria

Wiener Sport-Club

26

1962–63

Luxembourg

Jeunesse Esch

22

1963–64

Greece

Panathinaikos

30

1963–64

Albania

Partizani

22

Also won Albanian Cup

1966

Hungary

Vasas

26

1970–71

Luxembourg

Union Luxembourg

22

1972–73

Portugal

Benfica

30

Yes

1976–77

Malta

Floriana

18

1977–78

Portugal

Benfica

30

Yes

Did not win league title

1978

Iceland

Valur

18

1978–79

Italy

Perugia

30

Yes

Did not win league title

1980–81

Northern Ireland

Glentoran

22

1982–83

East Germany

Berliner FC Dynamo

26

1984–85

Cyprus

Omonia

26

1985–86

Turkey

Galatasaray

36

Yes

Did not win league title

1986–87

Romania

Steaua București

34

Also won Cupa României

1987–88

Romania

Steaua București

34

Also won Cupa României

1988–89

Romania

Steaua București

34

Also won Cupa României

1989

Faroe Islands

B71 Sandoy

18

1991

Georgia

Iberia Tbilisi

19

1991–92

Romania

Dinamo București

34

Yes

1991–92

Italy

AC Milan

34

Yes

1991–92

Malta

Valletta

22

1991–92

Turkey

Beşiktaş

30

Yes

1992–93

Macedonia

Vardar

34

Yes

Also won Macedonian Cup

1992–93

Estonia

Norma

22

1993

Armenia

Ararat Yerevan

28

Also won Armenian Cup

1993–94

Israel

Maccabi Haifa

39

Yes

1994

Armenia

Shirak

28

1994

Latvia

Skonto

22

1994–95

Netherlands

Ajax

34

Yes

Also won UEFA Champions League undefeated

1994–95

Macedonia

Vardar

30

Yes

Also won Macedonian Cup

1994–95

Estonia

Flora

24

Also won Estonian Cup

1995

Latvia

Skonto

28

Also won Latvian Cup

1995–96

Armenia

Pyunik

22

Also won Armenian Cup

1995–96

Macedonia

Sileks

28

1995–96

Cyprus

APOEL

26

Also won Cypriot Cup

1995–96

Poland

Widzew Łódź

34

1996–97

Luxembourg

Jeunesse Esch

22

Also won Luxembourg Cup

1997

Latvia

Skonto

24

Also won Latvian Cup

1997–98

Andorra

Principat

20

Also won Copa Constitució

1997–98

Azerbaijan

Kapaz

26

Also won Azerbaijan Cup

1997–98

Wales

Barry Town

38

1998–99

Yugoslavia

Partizan

24

Yes

Obilić

24

Did not win league title

1998–99

Andorra

Principat

22

Also won Copa Constitució

1998–99

Lithuania

Žalgiris Vilnius

23

2000

Estonia

Levadia

28

Also won Estonian Cup and Estonian Supercup

2001–02

Ukraine

Shakhtar Donetsk

26

Also won Ukrainian Cup

2003

Armenia

Pyunik

28

2003

Estonia

Flora

28

2003–04

England

Arsenal

38

Yes

Became known as The Invincibles

2004–05

Serbia and Montenegro

Partizan

30

Yes

2005–06

Cyprus

Apollon Limassol

26

2006–07

Ukraine

Dynamo Kyiv

30

Also won Ukrainian Cup

2006–07

Moldova

FC Sheriff

36

2007–08

Serbia

Red Star Belgrade

33

Did not win league title

2007–08

Bulgaria

CSKA Sofia

30

Yes

2007–08

Cyprus

Anorthosis Famagusta

32

2009–10

Czech Republic

Sparta Prague

30

2009–10

Serbia

Partizan

30

Yes

2009–10

Andorra

FC Santa Coloma

20

2009–10

Gibraltar

Lincoln Red Imps

18

Also won Rock Cup

2010

Norway

Rosenborg

30

2010–11

Portugal

Porto

30

Yes

Also won Supertaça Cândido de Oliveira, UEFA Europa League, and Taça de Portugal