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The following is a list of left-wing political parties. It includes parties from the centre-left to the far and ultra left.
Active
A
- Afghanistan Liberation Organization
- Communist (Maoist) Party of Afghanistan
- National United Party of Afghanistan
- Pashtoons Social Democratic Party
- Progressive Democratic Party of Afghanistan
- Solidarity Party of Afghanistan
- Watan Party of Afghanistan
- Albanian Socialist Alliance Party
- Albanian Workers Movement Party
- Communist Party of Albania
- Communist Party of Albania 8 November
- G99
- Green Party of Albania
- Reorganised Party of Labour of Albania
- Social Democracy Party of Albania
- Social Democratic Party of Albania
- Socialist Movement for Integration
- Socialist Party of Albania
- Algerian Party for Democracy and Socialism
- Berber Socialism and Revolution Party
- Democratic and Social Movement
- Socialist Forces Front
- Socialist Workers Party
- Workers' Party
- Democratic Renewal
- Greens of Andorra
- Parochial Union of Independents Group
- Social Democracy and Progress
- Social Democratic Party
- CASA–CE
- New Democracy Electoral Union
- MPLA
- Party of the Angolan Communist Community
- Social Democratic Party
- Social Renewal Party
- Authentic Socialist Party (Federal Consensus)
- Civic Front for Santiago
- Freemen of the South Movement (Federal Consensus)
- Frente de Todos
- Front for Change/Social Pole
- Generation for a National Encounter (Juntos por el Cambio)
- Humanist Party
- Liberation Party
- Movement for Socialism
- Progressive, Civic and Social Front
- Self-determination and Freedom
- Socialist Party (Federal Consensus)
- Solidarity and Equality
- United Socialist Workers' Party
- Workers' Left Front
- All Armenian Labour Party
- Armenia Alliance
- Armenian Communist Party
- Citizen's Decision
- Democratic Party of Armenia
- Green Party of Armenia
- National Progress Party of Armenia
- People's Party of Armenia
- Progressive United Communist Party of Armenia
- Social Democrat Hunchakian Party
- United Communist Party of Armenia
- United Labour Party (Civil Contract)
- Armenian Revolutionary Federation
- Communist Party of Artsakh
- National Revival
- Peace and Development Party
- Australian Greens
- Australian Labor Party
- Australian Labor Party (Australian Capital Territory Branch)
- Australian Labor Party (New South Wales Branch)
- Australian Labor Party (Northern Territory Branch)
- Australian Labor Party (Queensland Branch)
- Australian Labor Party (South Australian Branch)
- Australian Labor Party (Tasmanian Branch)
- Australian Labor Party (Victorian Branch)
- Australian Labor Party (Western Australian Branch)
- Country Labor
- Communist Party of Australia
- Communist Party of Australia (Marxist–Leninist)
- Socialist Alliance
- Socialist Alternative
- Socialist Equality Party
- Socialist Party
- Solidarity
- Victorian Socialists
- Communist Party of Austria
- Der Wandel
- The Greens – The Green Alternative
- Party of Labour of Austria
- Pirate Party of Austria
- Social Democratic Party of Austria
- Socialist Left Party
- Workers Viewpoint
- Azerbaijan Communist Party
- Azerbaijani Social Democratic Party
- Azerbaijan United Communist Party
- Civic Unity Party
- Coordination Council of Leftist Forces
- Modern Musavat Party
B
- Bangladesh National Awami Party
- Communist Party of Bangladesh
- Communist Party of Bangladesh (Marxist–Leninist) (Barua)
- Communist Party of Bangladesh (Marxist–Leninist) (Dutta)
- Communist Party of Bangladesh (Marxist–Leninist) (Umar)
- Jatiya Gano Front
- Jatiya Samajtantrik Dal (Grand Alliance)
- Jatiya Samajtantrik Dal (Rab)
- Maoist Bolshevik Reorganisation Movement of the Purba Banglar Sarbahara Party
- National Awami Party
- National Awami Party (Bhashani) (20 Party Alliance)
- Purba Banglar Sarbahara Party
- Purbo Banglar Communist Party
- Revolutionary Workers Party of Bangladesh
- Sramik Krishak Samajbadi Dal
- Socialist Party of Bangladesh
- United Communist League of Bangladesh
- Workers Party of Bangladesh (Grand Alliance)
- Belarusian Agrarian Party
- Belarusian Green Party
- Belarusian Labour Party
- Belarusian Left Party "A Just World" (United Democratic Forces of Belarus)
- Belarusian Patriotic Party
- Belarusian Social Democratic Assembly
- Belarusian Social Democratic Party (Assembly) (United Democratic Forces of Belarus)
- Belarusian Social Democratic Party (People's Assembly)
- Belarusian Social Sporting Party
- Belarusian Women's Party "Nadzieja"
- Communist Party of Belarus
- Republican Party of Labour and Justice
- Revolutionary Action
- Social Democratic Party of Popular Accord
- Anticapitalist Left
- Committee for Another Policy
- Communist Party of Belgium
- DierAnimal
- Ecolo
- Groen
- International Workers' League
- Left Socialist Party
- Red!
- Socialist Party
- Vivant
- Vooruit
- Workers' Party of Belgium
- Action Front for Renewal and Development
- Communist Party of Benin
- Democracy and Solidarity Party
- Democratic Renewal Party
- Social Democratic Party
- Union for Homeland and Labour
- Bhutan Kuen-Nyam Party
- Bhutan Peoples' Party
- Communist Party of Bhutan (Marxist–Leninist–Maoist)
- Druk Nyamrup Tshogpa
- Communist Party of Bolivia
- Communist Party of Bolivia - Marxist Leninist Maoist
- Free Bolivia Movement
- Movement for Socialism
- Movement for Sovereignty
- Pachakuti Indigenous Movement
- People's Revolutionary Front (Marxist−Leninist−Maoist)
- Revolutionary Left Front
- Revolutionary Left Movement
- Revolutionary Liberation Movement Tupaq Katari
- Revolutionary Workers' Party
- Socialist Aymara Group
- Socialist Party-1
- Workers' Socialist Movement
- Bosnian Party
- Communist Party
- Labour Party of Bosnia and Herzegovina
- Social Democratic Party
- Socialist Party
- Workers' Communist Party of Bosnia and Herzegovina
- Botswana Alliance Movement
- International Socialist Organization
- MELS Movement of Botswana
- Umbrella for Democratic Change
- Brazilian Communist Party
- Brazilian Socialist Party
- Communist Party of Brazil
- Democratic Labour Party
- Party of National Mobilization
- Popular Unity
- Republican Party of the Social Order
- Socialism and Liberty Party
- Sustainability Network
- United Socialist Workers' Party
- Workers' Cause Party
- Workers' Party
- Agrarian Union "Aleksandar Stamboliyski"
- Alternative Socialist Alliance – Independents
- BSP for Bulgaria
- Bulgarian Communist Party
- Bulgarian Communist Party – Marxists
- Bulgarian Social Democratic Party
- Bulgarian Workers' Party (Communist)
- Civil Union "Roma"
- Green Party of Bulgaria
- Left Union for a Clean and Holy Republic
- Party of Bulgarian Social Democrats
- Political Movement "Social Democrats"
- Union of Communists in Bulgaria
- Burkinabé Party for Refoundation
- Collective of Democratic Mass Organizations and Political Parties
- Congress for Democracy and Progress
- Convergence for Social Democracy
- Convergence of Hope
- Democratic and Popular Rally
- February 14th Group
- Movement for Tolerance and Progress
- National Patriots' Party
- New Alliance of Faso
- New Era for Democracy
- Party for Democracy and Socialism/Metba
- Party of Independence, Labour and Justice
- People's Movement for Progress
- Rally for Democracy and Socialism
- Sankarist Democratic Front
- Social Forces Front
- Socialist Alliance
- Voltaic Revolutionary Communist Party
C
- BC Ecosocialists
- Bloc Québécois
- Coalition Montréal
- Coalition of Progressive Electors
- Communist Party of Canada
- Communist Party of Canada (Marxist–Leninist)
- Gauche Socialiste
- Go Vegan
- Green Party of Alberta
- Green Party of British Columbia
- Green Party of New Brunswick
- Green Party of Ontario
- Green Party of Quebec
- International Socialists
- New Democratic Party
- Alberta New Democratic Party
- British Columbia New Democratic Party
- New Brunswick New Democratic Party
- New Democratic Party of Manitoba
- New Democratic Party of Prince Edward Island
- Newfoundland and Labrador New Democratic Party
- Nova Scotia New Democratic Party
- Ontario New Democratic Party
- Saskatchewan New Democratic Party
- Yukon New Democratic Party
- New Democratic Party of Quebec
- OneCity Vancouver
- Parti Québécois
- Projet Montréal
- Québec solidaire
- Revolutionary Communist Party of Canada
- Socialist Action
- Socialist Alternative
- Socialist Alternative (Quebec)
- Socialist Party of Canada
- Socialist Party of Ontario
- The Peoples Political Party
- Central African Democratic Rally
- Movement for the Liberation of the Central African People
- National Convergence "Kwa Na Kwa"
- Patriotic Front for Progress
- Social Democratic Party
- United Hearts Movement
- Apruebo Dignidad
- Chilean Communist Party (Proletarian Action)
- Equality Party
- Green Ecologist Party
- Humanist Party
- Liberal Party of Chile (Constituent Unity)
- New Deal (Constituent Unity)
- Non-Neutral Independents
- Party for Democracy (Constituent Unity)
- Patriotic Union
- Progressive Party
- Revolutionary Left Movement
- Revolutionary Workers Party
- Socialist Party of Chile (Constituent Unity)
- The List of the People
- Wallmapuwen
- Maoist Communist Party of China
- United Front
- China Association for Promoting Democracy
- China Democratic League
- China National Democratic Construction Association
- China Zhi Gong Party
- Chinese Communist Party
- Chinese Peasants' and Workers' Democratic Party
- Jiusan Society
- Revolutionary Committee of the Chinese Kuomintang
- Taiwan Democratic Self-Government League
- Colombian Communist Party
- Colombian Communist Party – Maoist
- Colombian Liberal Party
- Colombian Social Democratic Party
- Communist Party of Colombia (Marxist–Leninist)
- Democratic Unity Party
- Historic Pact for Colombia
- Independent Social Alliance Movement (Coalition of Hope)
- Indigenous Authorities of Colombia
- Presentes por el Socialismo
- Revolutionary Communist Group of Colombia
- Revolutionary Independent Labour Movement
- Unionist Movement
- Action Movement for Renewal
- Congolese Party of Labour
- Pan-African Union for Social Democracy
- Union for the Republic
- Bosniak Democratic Party of Croatia
- Civic Liberal Alliance
- Croatian Labourists – Labour Party
- Croatian Party of Pensioners
- Croatian Social Democrats
- Croatian Workers Party
- Democratic Alliance of Serbs
- Democrats
- Independent Democratic Serb Party
- Istrian Social Democratic Forum
- Left of Croatia
- Lista za Rijeku - Lista per Fiume
- New Left
- Red Action
- Serb People's Party
- Social Democratic Party of Croatia
- Socialist Labour Party of Croatia
- Sustainable Development of Croatia
- We can!
- Workers' Front
- Communist Party of Cuba
- Cuban Democratic Socialist Current
- Democratic Social-Revolutionary Party of Cuba
- Cyprus Social Ecology Movement
- Jasmine Movement
- Movement for Social Democracy
- Movement of Ecologists – Citizens' Cooperation
- LASOK
- New Cyprus Party
- New Internationalist Left
- Progressive Party of Working People
- United Cyprus Party
- Workers' Democracy
- Communist Party of Bohemia and Moravia
- Czech National Socialist Party
- Czech Social Democratic Party
- Democratic Party of Greens
- Green Party
- National Socialists – Left of the 21st century
- Party of Civic Rights
- Party for Dignified Life
- Socialist Alternative Future
- Socialist Organisation of Working People
- Socialist Solidarity
- The Left
D
- Communist Party
- Communist Party in Denmark
- Communist Party of Denmark
- Folkeringen
- Independent Greens
- International Socialists
- Red–Green Alliance
- Social Democrats
- Socialist People's Party
- Socialist Workers Party
- The Alternative
- United Democrats
- Workers' Communist Party
- Broad Front
- Civic Renovation Party
- Communist Party of Labour
- Country Alliance
- Democratic Choice
- Green Socialist Party
- International Communist Party
- People's Force
- Revolutionary Social Democratic Party
- Social Democratic Institutional Bloc
E
- Christian Democratic Party
- Frenti-Mudança
- Fretilin
- National Congress for Timorese Reconstruction
- Socialist Party of Timor
- Citizen Revolution Movement
- Communist Party of Ecuador
- Communist Party of Ecuador – Red Sun
- Democratic Left
- Marxist–Leninist Communist Party of Ecuador
- Pachakutik Plurinational Unity Movement – New Country
- Popular Unity
- Socialist Party – Broad Front of Ecuador
- Workers' Party of Ecuador
- Arab Democratic Nasserist Party (Egypt, National Front Alliance)
- Civil Democratic Movement
- Egyptian Communist Party
- Egyptian Popular Current
- Homeland Defenders Party (Call of Egypt)
- National Progressive Unionist Party (National Front Alliance)
- Revolutionary Socialists
- Social Justice Party
- Socialist Party of Egypt
- United Nasserist Party
- Workers and Peasants Party
- Workers Democratic Party
- Eritrean National Salvation Front
- Eritrean People's Democratic Front
- People's Front for Democracy and Justice
- Communist Party of Swaziland
- Ngwane National Liberatory Congress
- People's United Democratic Movement
- Swazi Democratic Party
- Afar Revolutionary Democratic Unity Front
- Coalition of Ethiopian Federalist Forces
- Ethiopian People's Revolutionary Party
- Medrek
- Ogaden National Liberation Front
- Oromo Liberation Front
F
- Communist Party of Finland
- Communist Workers' Party – For Peace and Socialism
- Feminist Party
- Left Alliance
- Social Democratic Party
- Socialist Alternative
- Citizen and Republican Movement
- Ecologist Party
- Ensemble!
- Europe Ecology – The Greens
- French Communist Party
- Génération.s
- Independent Workers' Party
- La France Insoumise
- Left Party
- Ligue trotskyste de France
- Lutte Ouvrière
- Marxist–Leninist Communist Organization – Proletarian Way
- Movement of Progressives
- New Anticapitalist Party
- Occitan Party
- Pole of Communist Revival in France
- Radical Party of the Left
- Republican and Socialist Left
- Revolutionary Left
- Socialist Party
- The Progressives
- Workers' Communist Party of France
- Decolonization and Social Emancipation Movement
- Democratic Forces of Guiana
- Guianese Socialist Party
- Walwari
G
- African Forum for Reconstruction
- Gabonese Progress Party
- Gabonese Socialist Party
- Social Democratic Party
- Union of the Gabonese People
- Communist Party of Georgia
- European Socialists
- Georgian Labour Party
- Georgian Troupe
- Intellectuals League of Georgia
- New Communist Party of Georgia
- Social Democrats for the Development of Georgia
- Unified Communist Party of Georgia
- Unity
- Alliance 90/The Greens
- Association for Solidarity Perspectives
- Communist Party of Germany
- Communist Party of Germany (Roter Morgen)
- German Communist Party
- Human Environment Animal Protection
- Marxist–Leninist Party of Germany
- Social Democratic Party of Germany
- Social Liberal Democratic Party
- Socialist Alternative
- Socialist Equality Party
- The Left
- Workers' Power
- Convention People's Party
- Democratic People's Party
- Ghana Union Movement
- National Democratic Congress
- National Democratic Party
- People's National Convention
- Active Citizens
- Agreement for the New Greece
- Antarsya
- Christian Democracy
- Communist Organization of Greece
- Communist Party of Greece
- Communist Party of Greece (Marxist–Leninist)
- Communist Renewal
- Course of Freedom
- Democratic Left
- Democratic Regional Union
- Democratic Social Movement
- Ecologist Greens
- Fighting Socialist Party of Greece
- Free Citizens
- Greens - Solidarity
- I Don't Pay Movement
- Internationalist Workers' Left
- Left Anti-capitalist Group
- Left Recomposition
- Marxist–Leninist Communist Party of Greece
- MeRA25
- Movement for Change
- Movement for the Reorganization of the Communist Party of Greece 1918–1955
- Movement for the United in Action Left
- Movement of Democratic Socialists
- New Fighter
- Organization for the Reconstruction of the Communist Party of Greece
- Organisation of Internationalist Communists of Greece
- Panhellenic Citizen Chariot
- PASOK
- Popular Unions of Bipartisan Social Groups
- Popular Unity
- Radicals
- ROZA
- Social Agreement
- Society First
- Start – Socialist Internationalist Organisation
- Syriza
- Workers Revolutionary Party
- Guatemalan National Revolutionary Unity
- Movement for the Liberation of Peoples
- National Unity of Hope
- Semilla
- Winaq
- African Party for the Independence of Guinea and Cape Verde
- Madem G15
- Party for Social Renewal
- Socialist Party of Guinea-Bissau
- United Social Democratic Party
- Workers' Party
H
- Fanmi Lavalas
- Fusion of Haitian Social Democrats
- New Haitian Communist Party (Marxist–Leninist)
- Struggling People's Organization
- Communist Party of Honduras
- Democratic Unification Party
- FAPER
- Innovation and Unity Party
- Liberty and Refoundation
- April Fifth Action (Pro-democracy camp)
- Civic Act-up (Pro-democracy camp)
- Civic Party (Pro-democracy camp)
- Hong Kong Association for Democracy and People's Livelihood (Pro-democracy camp)
- Hong Kong Federation of Trade Unions (Pro-Beijing camp)
- Labour Party (Pro-democracy camp)
- Land Justice League (Pro-democracy camp)
- League of Social Democrats (Pro-democracy camp)
- Neighbourhood and Worker's Service Centre (Pro-democracy camp)
- People Power (Pro-democracy camp)
- Revolutionary Communist Party of China (Pro-democracy camp)
- Socialist Action (Pro-democracy camp)
- The Frontier (Pro-democracy camp)
- Democratic Coalition
- Dialogue for Hungary
- Hungarian Social Green Party
- Hungarian Socialist Party
- Hungarian Socialist Workers' Party
- Hungarian Workers' Party
- LMP – Hungary's Green Party
- Social Democratic Party of Hungary
- Táncsics – Radical Left Party
- Workers' Party of Hungary 2006 - European Left
- Yes Solidarity for Hungary Movement
I
- Humanist Party
- Left-Green Movement
- People's Front of Iceland
- Rainbow
- Social Democratic Alliance
- Icelandic Socialist Party
- All India Forward Bloc
- All India Trinamool Congress
- Bahujan Samaj Party
- Bharatiya Minorities Suraksha Mahasangh
- Communist Party of India
- Communist Party of India (Maoist)
- Communist Party of India (Marxist)
- Communist Party of India (Marxist–Leninist) Liberation
- Dravida Munnetra Kazhagam
- Dravidar Kazhagam
- Jana Sena Party
- Janata Dal (Secular)
- Janata Dal (United)
- Janganotantrik Morcha
- Janta Congress Chhattisgarh
- Kangleipak Communist Party
- Loktantrik Janata Dal
- Maoist Communist Party of Manipur
- Marumalarchi Dravida Munnetra Kazhagam
- Pragatisheel Samajwadi Party (Lohiya)
- Punjab Ekta Party
- Rashtriya Janata Dal
- Revolutionary Communist Party of India
- Revolutionary Socialist Party
- Sikkim Democratic Front
- Socialist Unity Centre of India (Communist)
- Tamil Maanila Congress
- Viduthalai Chiruthaigal Katchi
- Vikassheel Insaan Party
- Indonesian Democratic Party of Struggle
- Indonesian Green Party
- Indonesian Solidarity Party
- Just and Prosperous People's Party
- Labour Party
- Labour Party (2021)
- People's Democratic Party
- Assembly of the Forces of Imam's Line (Council for Coordinating the Reforms Front (Iranian Reformists))
- Communist Party of Iran
- Communist Party of Iran (Marxist–Leninist–Maoist)
- Council of Nationalist-Religious Activists of Iran (Iranian dissidents)
- Democratic Party of Iranian Kurdistan
- Fedaian Organisation (Minority)
- Islamic Association of Teachers of Iran (Council for Coordinating the Reforms Front (Iranian Reformists))
- Iran Party (National Front (Iranian dissidents))
- Iranian People's Fedai Guerrillas
- Islamic Iran Solidarity Party (Council for Coordinating the Reforms Front (Iranian Reformists))
- Komala Party of Iranian Kurdistan
- Komalah (CPI)
- Kurdistan Democratic Party
- Kurdistan Free Life Party
- Laborers' Party of Iran
- Labour Party of Iran (Toufan)
- Mojahedin of the Islamic Revolution of Iran Organization (Council for Coordinating the Reforms Front (Iranian Reformists))
- NEDA Party (Iranian Reformists)
- Office for Strengthening Unity (Council for Coordinating the Reforms Front (Iranian Reformists))
- Organization of Iranian People's Fedai Guerrillas
- Organization of Iranian People's Fedai Guerrillas – Followers of the Identity Platform
- Organization of Iranian People's Fedaian (Majority)
- Southern Azerbaijan National Awakening Movement
- Tudeh Party of Iran
- Union of People's Fedaian of Iran
- Worker House (Council for Coordinating the Reforms Front (Iranian Reformists))
- Worker-communist Party of Iran
- Worker-communist Party of Iran – Hekmatist
- Worker's Way
- Workers Left Unity – Iran
- Arab Socialist Ba'ath Party – Iraq Region
- Arab Revolutionary Workers Party
- Assyrian Socialist Party
- Communist Party of Kurdistan – Iraq
- Iraqi Communist Party
- Iraqi National Accord (Iraqi List)
- Kurdistan Democratic Solution Party
- Kurdistan Socialist Democratic Party
- Kurdistan Toilers' Party
- Left Worker-communist Party of Iraq
- National Democratic Party
- Nasserist Socialist Vanguard Party
- Patriotic Union of Kurdistan
- Popular Unity Party
- Worker-communist Party of Iraq
- Worker-communist Party of Kurdistan
- 32 County Sovereignty Movement
- An Rabharta Glas
- Communist Party of Ireland
- Éirígí
- Fís Nua
- Green Party
- Independent Left
- Independents 4 Change
- Irish Republican Socialist Party
- Irish Socialist Network
- Kerry Independent Alliance
- Labour Party
- People Before Profit/Solidarity
- Republican Network for Unity
- Republican Sinn Féin
- Right To Change
- Saoradh
- Sinn Féin
- Social Democratic and Labour Party
- Socialist Democracy
- Social Democrats
- Workers and Unemployed Action
- Workers' Party of Ireland
- Arab Democratic Party (Joint List)
- Balad (Joint List)
- Da'am Workers Party
- Green Party
- Hadash (Joint List)
- Ihud Bnei HaBrit
- Israeli Labor Party
- Meimad
- Meretz
- Socialist Struggle Movement
- U'Bizchutan
- Action
- Anticapitalist Left
- Centre-left coalition
- Communist Alternative Party
- Communist Party
- Communist Refoundation Party
- Fatherland and Constitution
- Green Europe
- Greens of South Tyrol
- Italian Communist Party (Italia Viva)
- Italian Left
- Italian Marxist–Leninist Party
- Italian Socialist Party
- New Italian Socialist Party
- Possible
- Power to the People
- Sicilian Socialist Party
- Solidary Democracy
- Venetian Left
- Workers' Communist Party
J
- Japan Revolutionary Communist League
- Japan Revolutionary Communist League (Revolutionary Marxist Faction)
- Japanese Communist Party
- Japanese Communist Party (Action Faction)
- Japanese Communist Party (Left Faction)
- New Socialist Party of Japan
- Revolutionary Communist League, National Committee
- Social Democratic Party
- Constitutional Democratic Party of Japan
- Greens Japan
- Reiwa Shinsengumi
- Arab Ba'ath Progressive Party
- Jordanian Arab Socialist Ba'ath Party
- Jordanian Communist Party
- Jordanian Democratic People's Party
- Jordanian Democratic Popular Unity Party
K
- Socialist Resistance of Kazakhstan
- Communist Party of Kazakhstan
- Communist People's Party of Kazakhstan
- Nationwide Social Democratic Party
- Madaraka People's Movement
- Orange Democratic Movement
- Safina
- Social Democratic Party of Kenya
- Wiper Democratic Movement – Kenya
- Green Party of Kosovo
- Initiative for Kosovo
- Movement for Unification
- Parliamentary Party of Kosovo
- Partia e Fortë
- The Alternative
- Vetëvendosje
- Social Democratic Party of Kosovo
- Ata Meken Socialist Party
- Communist Party of Kyrgyzstan
- Party of Communists of Kyrgyzstan
- Social Democratic Party of Kyrgyzstan
L
- Latvian Russian Union
- Social Democratic Party "Harmony"
- The Progressives (Latvia)
- Socialist Party of Latvia
- Al-Mourabitoun
- Arab Democratic Party
- Arab Socialist Ba'ath Party – Lebanon Region
- Armenian Revolutionary Federation in Lebanon
- Communist Action Organization in Lebanon
- Democratic Left Movement
- Democratic Socialist Party
- Lebanese Communist Party
- Nasserist Unionists Movement
- People's Movement
- Popular Nasserist Organization
- Progressive Socialist Party
- Revolutionary Communist Group
- Socialist Arab Lebanon Vanguard Party
- Syrian Social Nationalist Party in Lebanon
- Toilers League
- Union Party
- Social Democratic Party of Lithuania
- Social Democratic Labour Party of Lithuania
- Socialist People's Front
M
- Social Democratic Union of Macedonia
- New Social Democratic Party
- Socialist Party of Macedonia
- The Left
- Democratic Action Party
- Socialist Party of Malaysia
- Malaysian People's Party
- Malaysian Workers' Party
- Socialist Alternative
- Citizens' Movement (Broad Progressive Front)
- Coalition of Workers, Peasants, and Students of the Isthmus
- Communist Party of Mexico
- Communist Party of Mexico (Marxist–Leninist)
- Communists' Party
- Labor Party (Broad Progressive Front)
- Marxist-Leninist Centre in Mexico
- National Regeneration Movement
- Party of the Democratic Revolution (Broad Progressive Front)
- Popular Socialist Party (National Assembly of the Socialist Left)
- Popular Socialist Party of Mexico
- Socialist Convergence (National Assembly of the Socialist Left/Socialist Alliance)
- Socialist Party of Mexico
- Socialist Unity League (National Assembly of the Socialist Left/Socialist Alliance)
- Socialist Workers Movement
- Democratic Party of Moldova
- Party of Communists of the Republic of Moldova
- Party of Socialists of the Republic of Moldova
- Democratic Party of Socialists of Montenegro
- Social Democratic Party of Montenegro
- Social Democrats of Montenegro
- Socialist People's Party of Montenegro
- United Reform Action
- Workers' Party
- Yugoslav Communist Party of Montenegro
- Democratic Way
- Democratic Socialist Party
- Front of Democratic Forces
- Labour Party
- National Ittihadi Congress
- Party of Progress and Socialism
- Socialist Democratic Vanguard Party
- Socialist Party
- Socialist Union of Popular Forces
- Unified Socialist Party
N
- South West Africa National Union,
- South West Africa People's Organization,
- Workers Revolutionary Party
- Communist Party of Nepal (Marxist–Leninist)
- Communist Party of Nepal (Unified Marxist–Leninist)
- Communist Party of Nepal (Maoist Centre)
- National People's Front
- Nepal Workers Peasants Party
- Communist Party of Nepal (Unified Socialist)
- BIJ1
- DENK
- GroenLinks
- Group of Marxist–Leninists/Red Dawn
- International Socialists
- Labour Party
- New Communist Party of the Netherlands
- Party for Human and Spirit
- Party for the Animals
- Socialist Alternative
- Socialist Alternative Politics
- Socialist Party
- United Communist Party
- New Zealand Labour Party,
- Alliance,
- Green Party of Aotearoa New Zealand,
- Workers Party of New Zealand
- Communist Party of Norway
- Communist Platform
- Green Party
- International Socialists
- Internationalist League of Norway
- Labour Party
- Radical Socialists
- Red Party
- Socialist Left Party
O
P
- Pakistan People's Party
- Pakistan Tehreek-e-Insaf
- Pakistan Communist Party
- Muttahida Qaumi Movement
- Labour Party Pakistan
- Awami National Party
- Awami Tahreek
- Awami Workers Party
- Socialist Movement Pakistan
- Baloch Republican Party
- Palestine Liberation Organization
- Palestinian National Initiative
- Revolutionary Palestinian Communist Party
- Socialist Struggle Movement
- Frente Guasú
- Febrerista Revolutionary Party
- Christian Democratic Party
- Paraguayan Communist Party
- Partido Patria Libre
- Party for a Country of Solidarity
- Tekojoja People's Party
- Broad Front
- Free Peru
- Peruvian Nationalist Party
- Revolutionary Socialist Party
- Socialist Workers Party (LIT-CI)
- Socialist Workers Party (UIT-CI)
- Communist Party of the Philippines
- Bayan Muna
- Pwersa ng Masang Pilipino
- PDP–Laban
- GABRIELA Women's Party
- Partido Lakas ng Masa
- Democratic Left Alliance
- The Greens
- Labour United
- National Party of Retirees and Pensioners
- Polish Communist Party
- Polish Labour Party (Sierpień 80)
- Polish Socialist Party
- Razem
- Social Democracy of Poland
- Socialist Alternative
- Union of the Left
- Women's Party
- Workers' Democracy
- Your Movement
- Ecologist Party "The Greens" (runs in coalition with the Portuguese Communist Party in the Unitary Democratic Coalition)
- Free
- Left Bloc
- Portuguese Communist Party (runs in coalition with the Ecologist Party "The Greens" in the Unitary Democratic Coalition)
- Portuguese Labour Party
- Portuguese Workers' Communist Party
- Socialist Alternative Movement
- Socialist Party
- Workers' Party of Socialist Unity
- Movimiento Unión Soberanista
- Puerto Rican Communist Party
- Puerto Rican Independence Party
- Puerto Rican Workers' Revolutionary Party
- Puerto Ricans for Puerto Rico Party
- Socialist Front
- Workers' Socialist Movement
- Working People's Party of Puerto Rico
Q
R
- Assyrian Democratic Organization
- Democratic Socialist Arab Ba'ath Party
- Honor and Rights Convention
- Kongreya Star
- Democratic Union Party (TEV-DEM)
- Syrian National Democratic Alliance
- Romanian Communist Party
- Romanian Social Party
- Romanian Socialist Party
- Social Democratic Party
- Save Romania Union
- A Just Russia
- All-Union Communist Party (Bolsheviks)
- All-Union Communist Party of Bolsheviks
- Alliance of the Revolutionary Socialists
- Civilian Power
- Communist Party of Social Justice
- Communist Party of the Russian Federation
- Communist Party of the Soviet Union
- Communists of Russia
- Green Alternative
- Labour Russia
- Left Front
- Party of Business
- Party of Peace and Unity
- Party of Russia's Rebirth
- Party of the Dictatorship of the Proletariat
- Pyotr Alexeyev' Resistance Movement
- Revolutionary Workers' Party
- Russian Maoist Party
- Russian Socialist Movement
- Russian United Labour Front
- Socialist Alternative
- Yabloko
S
- Scottish National Party
- Scottish Labour Party
- RISE – Scotland's Left Alliance
- Scottish Green Party
- Solidarity
- Socialist Party Scotland
- Communist Party of Scotland
- Socialist Party of Senegal,
- Party of Independence and Labor
- And-Jëf/African Party for Democracy and Socialism
- Authentic Socialist Party
- African Independence Party – Renewal
- Social Democratic Party/Jant Bi
- Communist Party
- Democratic Party
- Greens of Serbia
- League of Social Democrats of Vojvodina
- Movement of Socialists
- New Communist Party of Yugoslavia
- Party of Labour
- Party of United Pensioners of Serbia
- Reformists of Vojvodina
- Rich Serbia
- Social Democracy
- Social Democratic Party
- Social Democratic Party of Serbia
- Social Democratic Union
- Socialist Party of Serbia
- Socialist People's Party
- Together for Serbia
- Union of Socialists of Vojvodina
- African National Congress (Tripartite Alliance)
- African People's Convention
- Azanian People's Organisation
- Black First Land First
- Democratic Left Front
- Democratic Socialist Movement
- Economic Freedom Fighters
- Keep Left
- Pan Africanist Congress of Azania
- Socialist Party of Azania
- South African Communist Party (Tripartite Alliance)
- Workers and Socialist Party
- Workers International Vanguard League
- Zabalaza Anarchist Communist Front
- Sri Lanka Freedom Party
- United People's Freedom Alliance
- Communist Party of Sri Lanka
- Janatha Vimukthi Peramuna
- Lanka Sama Samaja Party
- United Socialist Party
- Arab Socialist Ba'ath Party – Organization of Sudan
- Arab Socialist Ba'ath Party – Region of Sudan
- Islamic Socialist Party
- Sudanese Ba'ath Party
- Sudanese Communist Party
- Sudanese Socialist Union
- Feminist Initiative
- Communist League
- Communist Party
- Communist Party Of Sweden
- Green Party
- Left Party
- Socialist Party
- Socialist Justice Party
- Swedish Social Democratic Party
- Örebro Party
- Alternative Left
- Alternative List
- Communist Party
- Green Party of Switzerland
- Social Democratic Party of Switzerland
- Solidarity
- Swiss Party of Labour
- National Coordination Committee for Democratic Change
- National Progressive Front
- Popular Front for Change and Liberation
T
- Pan-Green Coalition
- Green Party Taiwan
- Labor Party
- Social Democratic Party (Taiwan)
- Taiwan Communist Party
- People's Empowerment Party
- Congress of the People
- United National Congress
- Movement for Social Justice
- Progressive Party
- Congress for the Republic
- Democratic Current
- Democratic Forum for Labour and Liberties
- Democratic Patriots' Unified Party (Popular Front)
- Green Tunisia Party
- Movement of Socialist Democrats
- Nidaa Tounes
- People's Movement
- Popular Unity Movement
- Social Democratic Path (Union for Tunisia)
- Socialist Party
- Tunisian Ba'ath Movement (Popular Front)
- Unionist Democratic Union
- Wafa Movement
- Workers' Left League (Popular Front)
- Workers' Party (Popular Front)
- Bolshevik Party (North Kurdistan – Turkey)
- Communist Labour Party of Turkey
- Communist Party of Kurdistan
- Communist Party of Turkey
- Communist Party of Turkey (Workers Voice)
- Communist Party of Turkey/Marxist–Leninist (Maoist Party Centre)
- Communist Revolution Movement/Leninist
- Communist Workers Party of Turkey
- Democratic Left Party
- Freedom and Socialism Party
- Movement for Change in Turkey
- National Party
- Patriotic Party
- People's Ascent Party
- Peoples' Democratic Congress
- People's Liberation Party
- Peoples' United Revolutionary Movement
- Republican People's Party
- Revolutionary Communist Party of Turkey
- Revolutionary Party of Kurdistan
- Revolutionary People's Liberation Party/Front
- Revolutionary People's Party (illegal)
- Revolutionary People's Party (legal)
- Revolutionary Workers' Party
- Social Democratic People's Party
- Socialist Alternative
- Socialist Democratic Party
- Socialist Liberation Party
- Socialist Workers' Party of Turkey
- United June Movement
- Women's Party
- Workers' Fraternity Party
- Workers' Peasants' Party of Turkey
U
- Communist Party of Britain
- Communist Party of Great Britain (Provisional Central Committee)
- Communist Party of Great Britain (Marxist-Leninist)
- Co-operative Party
- Green Party of England and Wales
- International Socialist Network
- Left Unity
- Labour Party (UK)
- Mebyon Kernow
- National Health Action Party
- No2EU
- Reality Party
- Respect Party
- Scottish National Party
- Sinn Féin
- Social Democratic and Labour Party
- Socialist Party of Great Britain
- Socialist Party (England and Wales)
- Socialist Party (Ireland)
- Socialist Resistance
- Socialist Workers Party
- Socialist Labour Party
- Workers Power
- Workers Party (Ireland)
- Workers Party of Britain [1]
- African People's Socialist Party
- All-African People's Revolutionary Party
- Black Riders Liberation Party
- California National Party
- Committees of Correspondence for Democracy and Socialism
- Communist Party USA
- Communist Party USA (Provisional)
- Democratic Party Factions Only.
- Democratic Socialists of America
- Ecology Democracy Party
- Freedom Road Socialist Organization
- Freedom Socialist Party
- Green Party of the United States
- Greens/Green Party USA
- Humane Party
- International Socialist Organization
- International Workers Party
- Justice Party
- League for the Revolutionary Party
- Legal Marijuana Now Party
- Liberal Party of New York
- Liberty Union Party
- Movement for a People's Party
- Natural Law Party
- New Afrikan Black Panther Party
- Oregon Progressive Party
- Party for Socialism and Liberation
- Peace and Freedom Party
- Progressive Labor Party
- Revolutionary Communist Party, USA
- Revolutionary Workers League
- Social Democrats, USA
- Socialist Action
- Socialist Alternative
- Socialist Equality Party
- Socialist Labor Party of America
- Socialist Party USA
- Socialist Workers Organization
- Socialist Workers Party
- Solidarity
- Spark
- Spartacist League
- U.S. Marxist–Leninist Organization
- Vermont Progressive Party
- Women's Equality Party
- Workers Party, USA
- Workers World Party
- Working Families Party
- World Socialist Party of the United States
- People's Democratic Party of Uzbekistan
- Justice Social Democratic Party
- Ecological Movement of Uzbekistan
V
- A New Era (Democratic Unity Roundtable)
- Alliance for Change (Great Patriotic Pole)
- Communist Party of Venezuela (Great Patriotic Pole)
- Democratic Action (Democratic Unity Roundtable)
- Democratic Republican Union
- Fatherland for All (Great Patriotic Pole)
- Fearless People's Alliance (Democratic Unity Roundtable)
- For Social Democracy (Great Patriotic Pole)
- Internationalism
- Justice First (Democratic Unity Roundtable)
- Marxist–Leninist Communist Party of Venezuela
- Movement for a Responsible, Sustainable and Entrepreneurial Venezuela (Democratic Unity Roundtable)
- Movement for Socialism (Democratic Unity Roundtable)
- New Revolutionary Road (Great Patriotic Pole)
- Organized Socialist Party in Venezuela (Great Patriotic Pole)
- People's Electoral Movement (Great Patriotic Pole)
- Popular Will (Democratic Unity Roundtable)
- Progressive Advance (Democratic Unity Roundtable)
- Radical Cause (Democratic Unity Roundtable)
- Red Flag Party
- Revolutionary Middle Class
- Revolutionary Socialism
- Tupamaro (Great Patriotic Pole)
- United Socialist Party of Venezuela (Great Patriotic Pole)
- Venezuelan Popular Unity (Great Patriotic Pole)
W
Y
- Arab Socialist Ba'ath Party – Yemen Region
- Democratic Nasserist Party
- Nasserist Reform Organisation
- Nasserist Unionist People's Organisation
- National Arab Socialist Ba'ath Party – Yemen Region
- Yemeni Socialist Party
Z
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- Movement for Democratic Change – Ncube
- Movement for Democratic Change – Tsvangirai
- ZANU–PF
- Zimbabwe African People's Union
- Zimbabwe People's Democratic Party
Former
- Afghanistan – People's Democratic Party of Afghanistan, Settam-e-Melli, Shola-e Javid
- Albania – Democratic Front of Albania, National Liberation Movement, Party of Labour of Albania
- Algeria – Algerian Communist Party, Socialist Vanguard Party
- Angola – Angolan Communist Party, Communist Committee of Cabinda, Communist Organization of Angola
- Antigua and Barbuda – Antigua Caribbean Liberation Movement
- Argentina – Alliance for Work, Justice and Education, Argentine Socialist Vanguard Party, Democratic Socialist Party, Encuentro Amplio, Female Peronist Party, Front for a Country in Solidarity, Independent Socialist Party, Intransigent Radical Civic Union, Popular Socialist Party, Socialist Party of the National Left, Unitarian Party, United Left,Workers' Revolutionary Party
- Armenia – Communist Party of Armenia
- Australia – Australian Party, Australian Workers Party, Communist Party of Australia, Democratic Socialist Perspective, Industrial Labor Party, Industrial Socialist Labor Party, National Labor Party, Nuclear Disarmament Party, Protestant Labour Party, Restore the Workers' Rights Party, Social Democratic Party, Socialist Democracy, Socialist Labor Party, State Labor Party, Victorian Socialist Party
- Austria – Communist Initiative, Communist League of Austria, Czechoslovak Social Democratic Workers Party in the Republic of Austria, JETZT, League of Democratic Socialists, Marxist–Leninist Party of Austria, Union of Revolutionary Workers of Austria (Marxist–Leninist)
- Azerbaijan – Muslim Social Democratic Party
- Bahamas – Vanguard Nationalist and Socialist Party
- Bahrain – National Democratic Action Society, Popular Front for the Liberation of Bahrain
- Bangladesh – Bangladesh Krishak Sramik Awami League
- Barbados – Workers Party of Barbados
- Belarus – Belarusian Ecological Party, Belarusian Socialist Party, People's Accord Party
- Belgium – Belgian Socialist Party, Communist Party of Belgium
- Benin – People's Revolutionary Party of Benin
- Bhutan – Druk Chirwang Tshogpa
- Bolivia – Movement Without Fear, Revolutionary Left Party
- Bosnia and Herzegovina – League of Communists of Bosnia and Herzegovina, Social Democratic Union of Bosnia and Herzegovina
- Brazil – Brazilian Labour Party, Free Fatherland Party, Proletarian Liberation Party, Syndicalist Popular Party, Workers' General Party
- Brunei – Brunei People's Party
- Bulgaria – Bulgarian Communist Party, Bulgarian Fatherland Front, Bulgarian Social Democratic Workers Party (Broad Socialists)
- Burkina Faso – African Independence Party, African Independence Party (Touré), Burkinabé Bolshevik Party, Burkinabé Communist Group, Burkinabé Socialist Bloc, Burkinabé Socialist Party, Change 2005, Convention of Progress Forces, Democratic Forces for Progress, Marxist–Leninist Group, Movement for Socialist Democracy, Organization for Popular Democracy – Labour Movement, Party for Democracy and Socialism, Party of Labour of Burkina, Patriotic League for Development, Popular Front, Rally of Social-Democrat Independents, Sankarist Pan-African Convention, Union of Burkinabé Communists, Union of Burkinabé Communists, Union of Communist Struggles – Reconstructed, Union of Communist Struggles – The Flame, Voltaic Communist Organization, Voltaic Labour Party
- Burundi – Burundi Workers' Party
- Cambodia – Cambodian National Unity Party, Communist Party of Kampuchea, Democratic Party, Khmer National Solidarity Party, Khmer Neutral Party, Khmer Rouge, Party of Democratic Kampuchea, Pracheachon, United Issarak Front
- Canada – Alberta Labor Representation League, Canadian Action Party, Cape Breton Labour Party, Communist Party of Canada (Marxist–Leninist) (Manitoba), Communist Party of Quebec, Co-operative Commonwealth Federation, Co-operative Commonwealth Federation (Manitoba), Co-operative Commonwealth Federation (Ontario Section), Democratic Alliance, Dominion Labor Party, Groupe socialiste des travailleurs du Québec, Helping Hand Party, Labor-Progressive Party, League for Socialist Action, Montréal Écologique, National Party of Canada, National Party of Canada (1979), Newfoundland People's Party, Option nationale, Parti de la Democratie Socialiste, Parti innovateur du Québec, Parti rouge, Parti social démocratique du Québec, Parti socialiste du Québec, Party for Accountability, Competency and Transparency, People's Front, Progressive Party of Canada, Reform movement, Regroupement des militants syndicaux, Revolutionary Workers League/Ligue Ouvrière Révolutionnaire, Revolutionary Workers League (in Manitoba), Socialist Labor Party, Socialist Party of British Columbia, Socialist Party of Canada, Socialist Party of North America, Strength in Democracy, Union des forces progressistes, United Party of Canada, Vision Montreal, Winnipeg into the '90s, Workers' Communist Party
- Chad - Chadian Progressive Party
- Chile – Citizen Left, Concertación, Democratic Alliance of Chile, Democratic Party, MAS Region, New Democratic Left, Nueva Mayoría, Popular Front, Popular Unitary Action Movement, Popular Unity, Socialist Democratic Party
- China - China Democratic Socialist Party, Productive People's Party, Zhi Xian Party
- Colombia - Clandestine Colombian Communist Party, Hope, Peace, and Liberty
- Congo, Democratic Republic of the – Mouvement National Congolais, Parti Solidaire Africain
- Congo, Republic of the – National Movement of the Revolution
- Costa Rica - Democratic Force, National Rescue Party
- Croatia – Dalmatian Action, League of Communists of Croatia, Social Democratic Party of Croatia and Slavonia
- Cuba – Partido Auténtico, Partido Ortodoxo, People's Party, Popular Socialist Party, Socialist Party of Manzanillo
- Cyprus - Committee for a Radical Left Rally, Fighting Democratic Movement
- Czech Republic – Friends of Beer Party, Liberal-Social Union, Party for Life Security, Party of the Democratic Left
- Czechoslovakia - Carpatho-Russian Labour Party of Small Peasants and Landless, Communist Party of Czechoslovakia, Communist Party of Czechoslovakia (German Division), Communist Party of Czechoslovakia (Leninists), Communist Party of Slovakia, Communist Party of Slovakia – 91, German Social Democratic Workers' Party in the Czechoslovak Republic, Hungarian-German Social Democratic Party, Labour Party, Marxist Left in Slovakia and the Transcarpathian Ukraine, National Front, National Labour Party, Polish People's Party, Social Democratic Workers' Party in Subcarpathian Rus', Socialist League of the New East, Socialist Party of the Czechoslovak Working People, The Party of Moderate Progress Within the Bounds of the Law, Union of Communists of Slovakia
- Denmark – Common Course, Communist League, Fokus, Left Socialists, National Liberal Party
- Dominican Republic – Blue Party, Dominican Communist Party
- Egypt – Arab Socialist Union, Democratic Movement for National Liberation, Liberal Constitutional Party
- El Salvador - National Opposing Union
- Equatorial Guinea - Popular Idea of Equatorial Guinea
- Eritrea - Eritrean Democratic Working People's Party, Eritrean People's Liberation Front
- Estonia – Communist Party of Estonia, Communist Party of Estonia (1990), Constitution Party, Estonian Labour Party, Estonian Left Party, Estonian Social Democratic Workers' Party, Intermovement
- Eswatini - Swaziland Communist Party
- Ethiopia – All-Ethiopia Socialist Movement, Commission for Organizing the Party of the Working People of Ethiopia, Ethiopian People's Revolutionary Democratic Front, Ethiopian Somali People's Democratic Party, Marxist–Leninist League of Tigray, Oromo Democratic Party, Workers' Party of Ethiopia
- Faroe Islands - Faroese Communist Party, Faroese Socialists, Oyggjaframi (M-L)
- Finland – Ålandic Left, Communist Party of Finland, Democratic Alternative, Finnish People's Democratic League, For the Poor, Left Group of Finnish Workers, Radical People's Party, Reform Group, Social Democratic Union of Workers and Smallholders, Socialist Unity Party, Socialist Workers Party, Socialist Workers Party of Finland, Workers' Party of Finland
- France – Alternative libertaire, Cordeliers, Enragés, French Section of the Workers' International, Hébertists, Jacobin, Proletarian Unity Party, Revolutionary Communist League, Socialist Party of France, The Mountain, Unified Socialist Party, Workers' Party
- Gambia, The - Gambia Socialist Revolutionary Party
- Georgia – Communist Party of Georgia, Democratic Union for Revival, Georgian Socialist-Federalist Revolutionary Party, Social Democratic Party of Georgia, Union of Citizens of Georgia
- Germany – Labour and Social Justice – The Electoral Alternative, Party of Democratic Socialism, Socialist Unity Party of West Berlin, United Left
- Divided Germany - Communist Party of Germany, Communist Party of Germany/Marxists–Leninists, East German Green Party, German Democratic Union, Social Democratic Party in the GDR, Socialist Unity Party of Germany
- Nazi Germany - Communist Party of Germany (Opposition), Socialist Workers' Party of Germany
- Weimar Republic - Communist Workers' Party of Germany, Independent Social Democratic Party of Germany, Old Social Democratic Party of Germany, Spartacus League
- German Empire - Free-minded People's Party, General German Workers' Association, German Free-minded Party, German People's Party, German Progress Party, National-Social Association, Progressive People's Party, Social Democratic Workers' Party of Germany
- Ghana – People's Convention Party, People's National Party
- Gibraltar - Association for the Advancement of Civil Rights, Gibraltar Labour Party, Reform Party
- Greece – Communist Party of Greece (Interior), Democratic Socialist Party of Greece, Greek Left, Left Liberals, Movement for a United Communist Party of Greece, National Political Union, Organisation of Marxist–Leninist Communists of Greece, Party of Democratic Socialism, Party of Radicals, Progress and Left Forces Alliance, Radical Left Front, Radical Movement of Social Democratic Alliance, Reformers for Democracy and Development, Socialist Party of Greece, United Democratic Left, United Left, United Socialist Alignment of Greece
- Greenland - Labour Party
- Grenada – New Jewel Movement, Maurice Bishop Patriotic Movement
- Guatemala – Guatemalan Party of Labour, Guatemalan Christian Democracy, Movimiento Nueva República, Party of the Guatemalan Revolution, Revolutionary Action Party, Socialist Party
- Guinea – Socialist Democracy of Guinea
- Haiti – Haitian Communist Party, Popular Socialist Party, Unified Party of Haitian Communists
- Honduras - Party for the Transformation of Honduras
- Hong Kong - Citizens Party, Community March, Democratic Progressive Party of Hong Kong, Democratic Self-Government Party of Hong Kong, Demosisto, Hong Kong Affairs Society, Hong Kong Confederation of Trade Unions, Hong Kong Observers, Hong Kong Socialist Democratic Party, Meeting Point, Social Democratic Forum, Team Chu Hoi-dick of New Territories West, The Frontier, United Democrats of Hong Kong
- Hungary – 4K! – Fourth Republic!, Address Party, Democratic Coalition Party, Democratic Party, Humanist Party, Hungarian Communist Party, Hungarian Radical Party, Hungarian Socialist Workers' Party, Hungarian Working People's Party, Left Centre, Opposition Party, Party of Independence and '48, Resolution Party, United Opposition
- Iceland – Communist Party of Iceland, Communist Party of Iceland (Marxist–Leninist), National Awakening, National Preservation Party, People's Alliance, People's Unity Party – Socialist Party, Rainbow, Social Democratic Party, Women's List
- India – Congress Socialist Party, Ghadar Movement, Praja Socialist Party, Samta Party, Samyukta Socialist Party
- Indonesia – Acoma Party, Communist Party of Indonesia, Indonesian Islamic Union Party, Indonesian National Party, Labour Party, Murba Party, Partai Tionghoa Indonesia, Permai, Socialist Party of Indonesia
- Iran – Communist Party of Persia, Organization of Iranian People's Fedai Guerrillas, Organization of Struggle for the Emancipation of the Working Class
- Iraq – Ila al-Amam, Iraqi Communist Party, Iraqi Communist Party (Central Command) (Widhat al-Qa'idah), Iraqi Communist Vanguard Organisation, League of Iraqi Communists, Leninist Group in the Iraqi Communist Movement, National Democratic Party, Organization of Iraqi Revolutionary Communists, People's Union, Rayat ash-Shaghilah
- Ireland – Clann na Poblachta, Democratic Left, Democratic Socialist Party, Independent Socialist Party, Saor Éire, Socialist Labour Party, Workers Power
- Israel – Ahdut HaAvoda, Alignment, Democratic Union, Faction independent of Ahdut HaAvoda, Fighters' List, Hebrew Communists, Independent Socialist Faction, Left Camp of Israel, Left Faction, Maki, Mapai, Mapam, Matzpen, Meri, Moked, One Israel, One Nation, Progressive List for Peace, Rafi, Ratz, Unity Party, Ya'ad – Civil Rights Movement
- Italy – Communist Party of the Free Territory of Trieste, Democratic Left, Democrats of the Left, Federation of the Greens, Italian Communist Party, Italian Democratic Socialists, Italian Socialist Party, Italian Socialist Party of Proletarian Unity, Marxist–Leninist Italian Communist Party, Proletarian Democracy, Proletarian Unity Party, Venetian Left (2015)
- Jamaica – Workers Party of Jamaica
- Japan – Democratic Socialist Party, Farmer-Labour Party, Japan Labour-Farmer Party, Japan Socialist Party, Leftist Socialist Party of Japan, Rightist Socialist Party of Japan
- Jersey – Jersey Communist Party
- Kenya – Kenya People's Union
- Kosovo – League of Communists of Kosovo
- Kyrgyzstan – Communist Party of Kirghizia
- Laos – Pathet Lao
- Latvia – Communist Party of Latvia, General Jewish Labour Bund in Latvia, Latvian Social Democratic Party, Revolutionary Socialist Party of Latvia
- Lebanon – Lebanese National Movement
- Liberia – Progressive Alliance of Liberia
- Lithuania – Communist Party of Lithuania, Democratic Labour Party of Lithuania, Front Party, Socialist Party of Lithuania
- Luxembourg – Social Democratic Party
- Macedonia – League of Communists of Macedonia
- Malaysia – Communist Party of Malaya, Labour Party of Malaya
- Mali – Sudanese Union – African Democratic Rally (original)
- Mexico – Mexican Communist Party, Mexican Liberal Party, Mexican People's Party, Mexican Workers' Party, Party of the Cardenist Front of National Reconstruction, Social Democracy, Social Democratic Party, Socialist Mexican Party, Unified Socialist Party of Mexico, Workers' Revolutionary Party
- Moldova – Communist Party of Moldova
- Montenegro – League of Communists of Montenegro
- Morocco – Ila al-Amam, Moroccan Communist Party, National Union of Popular Forces
- Myanmar – Anti-Fascist People's Freedom League, Burma Socialist Party, Burma Socialist Programme Party, Burma Workers Party, Communist Party of Burma (original)
- Nepal – Communist Party of Nepal
- Netherlands – Communist Party of the Netherlands, Democratic Socialists '70, Independent Socialist Party, Pacifist Socialist Party, Political Party of Radicals, Revolutionary Socialist Party, Social Democratic League, Social Democratic Workers' Party, Socialist Party
- New Zealand – Communist Party of New Zealand, Democratic Labour Party, Independent Political Labour League, Jim Anderton's Progressive Party, NewLabour Party, New Zealand Socialist Party, Residents Action Movement, United Labour Party
- Niger – Sawaba
- Nigeria – Socialist Workers and Farmers Party of Nigeria
- North Korea – Workers' Party of North Korea
- Norway – Red Electoral Alliance, Social Democratic Labour Party of Norway, Workers' Communist Party
- Oman – Dhofar Liberation Front, Popular Front for the Liberation of Oman, Popular Front for the Liberation of the Occupied Arabian Gulf
- Pakistan – Azad Pakistan Party, Communist Party of Pakistan, National Awami Party, Pakistan Socialist Party
- Palestinian territories – National Liberation League in Palestine, Palestine Communist Party
- Poland – Social Democracy of the Kingdom of Poland and Lithuania, Communist Party of Poland, Polish Workers' Party, Polish United Workers' Party, Communist Party of the Free City of Danzig, Social Democratic Party of the Free City of Danzig, Union of Polish Patriots
- Portugal – Leftwing Union for the Socialist Democracy, Portuguese Socialist Party
- Puerto Rico – Puerto Rican Socialist Party, Puerto Rican Communist Party
- Romania – General Jewish Labour Bund in Romania, Ploughmen's Front, Romanian Communist Party, Romanian Social Democratic Party, Social Democratic Party of Romania, Socialist Party of Romania
- Russia – Agrarian Party of Russia, Civic Union, Civil United Green Alternative, Committee for Workers' Democracy and International Socialism, Communist Party of the Republic of Tatarstan, Communist Party of the Russian Soviet Federative Socialist Republic, Confederation of Anarcho-Syndicalists, Green Alliance, Ivan Rybkin Bloc, Party of Social Justice, Party of Workers' Self-Government, Patriots of Russia, Russian Communist Workers Party, Russian United Social Democratic Party, Social Democratic Party of Russia (1990), Social Democratic Party of Russia (2001), Social Democratic Party of Russia (2012), Socialist League Vpered, Socialist Resistance, Socialist United Party of Russia, Spiritual Heritage, Stalin Bloc – For the USSR, Trade Unions and Industrialists – Union of Labour, Tuvan People's Revolutionary Party, Union of Greens of Russia, Union of Social Democrats
- Soviet Union – Anti-Party Group, Communist Party of the Soviet Union, Group of Democratic Centralism, Left Opposition, Left School, Left Socialist-Revolutionaries, Left-Right Bloc, Neo-Communist Party of the Soviet Union, Party of New Communists, Right Opposition, State Committee on the State of Emergency, True Communists, Union of Marxist-Leninists, United Opposition, Workers Group of the Russian Communist Party, Workers' Opposition, Workers' Truth
- Russian Empire – Black Repartition, Circle of Tchaikovsky, Emancipation of Labour, General Jewish Labour Bund, Jewish Communist Party (Poalei Zion), Jewish Social Democratic Labour Party (Poalei Zion), Jewish Socialist Workers Party, Land and Liberty, League of Struggle for the Emancipation of the Working Class, Left Socialist-Revolutionaries, Narodnaya Volya, Party of Narodnik Communists, Party of Revolutionary Communism, People's Rights Party, Petrashevsky Circle, Popular Socialists, Russian Social Democratic Labour Party, Russian Social Democratic Labour Party (Bolsheviks), Russian Social Democratic Labour Party (Internationalists), Russian Social Democratic Labour Party (Mensheviks), Russian Social Democratic Labour Party (of Internationalists), Socialist Revolutionary Party, Trudoviks, Union of Socialists-Revolutionaries Maximalists, Union of Working Peasants Workers' Party for the Political Liberation of Russia, Zionist Socialist Workers Party
- Saint Lucia – National Alliance
- Saint Vincent and the Grenadines – Saint Vincent Labour Party
- San Marino – Sammarinese Communist Party, Sammarinese Socialist Party, Sammarinese Communist Refoundation
- Saudi Arabia – Arab Socialist Action Party – Arabian Peninsula, Communist Party in Saudi Arabia
- Serbia – League of Communists of Serbia, League of Communists of Vojvodina
- Singapore – Barisan Sosialis, Labour Front
- Slovakia – Communist Party of Slovakia
- Slovenia – League of Communists of Slovenia
- Solomon Islands – Solomon Islands Labour Party
- Somalia – Somali Revolutionary Socialist Party
- South Africa – Labour Party
- South Korea – Communist Party of Korea, Workers Party of South Korea, Laboring People's Party, Progressive Party, United Socialist Party of Korea, Democratic Labor Party, Unified Progressive Party, Socialist Party, New Progressive Party, People's United Party
See the article: Progressivism in South Korea - Spain – Batasuna, Communist Party of the Basque Homelands, Workers' Party of Marxist Unification
- Sudan – Sudanese Socialist Union
- Suriname – Communist Party of Suriname
- Switzerland – Communist Party of Switzerland, Progressive Organizations of Switzerland
- Taiwan – China Democratic Socialist Party, Taiwanese Communist Party
- Tanzania – Afro-Shirazi Party, Tanganyika African National Union, Umma Party
- Thailand – Communist Party of Thailand, Socialist Party of Thailand
- Togo – Juvento, Pan-African Socialist Party
- Trinidad and Tobago – Butler Party, Democratic Labour Party, United Labour Front, Workers and Farmers Party, Trinidad Labour Party, Communist Party of Trinidad and Tobago, Caribbean Socialist Party, Caribbean National Labour Party, Tobago Organization of the People
- Tunisia – Tunisian Communist Party
- Turkey – Communist Party of Turkey, Democratic People's Party, Democratic Society Party, Equality and Democracy Party, Social Democracy Party (SODEP), Social Democratic Populist Party, Workers Party of Turkey
- Turkmenistan – Communist Party of Turkmenistan
- Ukraine – Borotbisty, Communist Party of Ukraine
- United Kingdom – Chartist Party, Common Wealth Party, Communist Party of Great Britain, Independent Labour Party, National Labour Organisation, Republican Labour Party, Social Democratic Federation
- United States – American Labor Party, Farmer-Labor Party, New Alliance Party, Nonpartisan League, Proletarian Party of America, Social Democratic Party, Socialist Party of America, Workers Party, Workingmen's Party of the United States
- Uzbekistan – Communist Party of Uzbekistan
- Venezuela – Fifth Republic Movement, People's Electoral Movement, Revolutionary Left Movement
- Vietnam – Indochinese Communist Party, National Liberation Front
- Yemen – National Liberation Front
- Yugoslavia – League of Communists of Yugoslavia
- Zimbabwe – United Progressive Party
See also
Politics
- Left-wing politics
- Centre-left
- Far left
- Ultra left
- Radical left (disambiguation)
- Labour movement
- Marxism
- Social democracy
- Socialism
Parties
- International Communist Party
- Communist Party
- Communist party (disambiguation)
- Democratic Socialist Party
- Global Greens
- List of Labour Parties
- Progressive Alliance
- Social Democratic Party
- Socialist Equality Party
- Socialist International
- Socialist Labour Party
- Socialist Party
- Socialist Workers Party
- Communist Party
- Labor Party (disambiguation)
- Workers' Party
- List of political parties
References
External links
- "Leftist Parties of the World". Retrieved 4 October 2006.