Full member parties
Austria
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Sozialdemokratische Partei Österreichs
Belgium
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Parti Socialiste
Belgium
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Socialistische Partij Anders
Bulgaria
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Bulgarska Sotsialisticheska Partiya
Croatia
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Socijaldemokratska Partija Hrvatske
Cyprus
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Kinima Sosialdimokraton
Czech Republic
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Ceská strana sociálne demokratická
Denmark
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Socialdemokratiet
Estonia
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Sotsiaaldemokraatlik Erakond
Finland
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Suomen Sosialidemokraattinen Puolue
France
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Parti Socialiste
Germany
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Sozialdemokratische Partei Deutschlands
Greece
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Panellinio Sosialistiko Kinima
Hungary
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Magyarorszagi Szocialdemokrata Párt
Hungary
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Magyar Szocialista Párt
Ireland
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Labour Party
Italy
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Partito Democratico
Italy
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Partito Socialista Italiano
Lithuania
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Lietuvos Socialdemokratu Partija
Luxembourg
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Lëtzebuerger sozialistesch Aarbechterpartei (LSAP)
Malta
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Partit Laburista
Netherlands
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Partij Van De Arbeid
Norway
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Det Norske Arbeiderparti
Poland
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Sojusz Lewicy Demokratycznej
Poland
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Unia Pracy
Portugal
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Partido Socialista
Romania
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Partidul Social Democrat
Slovak Republic
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SMER - Sociálna demokracia
Slovenia
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Socialni Demokrati
Spain
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Partido Socialista Obrero Español
Sweden
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Sveriges Socialdemokratiska Arbetareparti
United Kingdom
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Labour Party
United Kingdom
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Social Democratic and Labour Party
Associate Parties
Albania
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Partia Socialiste e Shqipërisë
Bosnia and Herzegovina
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Socijaldemokratska Partija Bosne i Hercegovine
Bulgaria
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Bulgarski Socialdemocrati
Latvia
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Sociāldemokrātiskā Partija Saskaņa
Iceland
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Samfylkingin
FYR Macedonia
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Socijaldemokratski Sojuz na Makedonija
Moldova
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Partidul democrat din Moldova
Montenegro
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Demokratska Partija Socijalista Crne Gore
Montenegro
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Socijaldemokratska Partija Crne Gore
Serbia
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Demokratska stranka
Switzerland
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Parti Socialiste Suisse
Turkey
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Cumhuriyet Halk Partisi
Turkey
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Barış ve Demokrasi Partisi
Observer Parties
Andorra
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Partit Socialdemòcrata
Armenia
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Armenian Revolutionary Federation
Cyprus
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Cumhuriyetçi Türk Partisi
Egypt
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Egyptian Social Democratic Party
Georgia
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Georgian Dream
Israel
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Mifleget ha-Avodah ha-Yi sre elit, Avodah
Israel
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Meretz
Latvia
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Latvijas Socialdemokratiska Strandnieku Partija
Morocco
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Morocco
San Marino
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Partito dei Socialisti e dei Democratici (PSD)
Palestine
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Fatah
Tunisia
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Democratic Forum for Labour and Liberties
Party Information
Sozialdemokratische Partei Österreichs

Party name: Social Democratic Party of Austria
Country: Austria
Acronym: SPÖ
Link: www.spoe.at
Type: Full member
Party leader: Christian Kern
Prime Minister: Christian Kern
Status of the Party: In power (coalition)
Last general elections date: 29/09/2013
Last general elections results: 26.82
Socialistische Partij Anders

Party name: Flemish Social Democrats
Country: Belgium
Acronym: sp.a
Link: www.s-p-a.be
Type: Full member
Party leader: John Crombez
Status of the Party: Opposition
Last general elections date: 25/05/2014
Last general elections results: 8.83%
Bulgarska Sotsialisticheska Partiya

Party name: Bulgarian Socialist Party
Country: Bulgaria
Acronym: BSP
Link: www.bsp.bg
Type: Full member
Party leader: Kornelia Ninova
Status of the Party: Opposition
Last general elections date: 05/10/2014
Last general elections results: 15.4%
Socijaldemokratska Partija Hrvatske

Party name: Social Democratic Party
Country: Croatia
Acronym: SDP
Link: www.sdp.hr
Type: Full member
Party leader: Zoran Milanovic
Status of the Party: Opposition
Last general elections date: 8/11/2015
Last general elections results: 32.31%
Kinima Sosialdimokraton

Party name: Movement of Socialdemocrats EDEK
Country: Cyprus
Acronym: EDEK
Link: www.edek.org.cy
Type: Full member
Party leader: Marinos Sizopoulos
Status of the Party: Opposition
Last general elections date: 22/05/2016
Last general elections results: 6.18%
Ceská strana sociálne demokratická

Party name: Czech Social Democratic Party
Country: Czech Republic
Acronym: CSSD
Link: www.cssd.cz
Type: Full member
Party leader: Bohuslav Sobotka
Status of the Party: In power
Last general elections date: 25-26/10/2013
Last general elections results: 20.5%
Socialdemokratiet

Party name: Danish Social Democratic Party
Country: Denmark
Acronym: SD
Link: www.socialdemokratiet.dk
Type: Full member
Status of the Party: Opposition
Last general elections date: 18/06/2015
Last general elections results: 26.30
Sotsiaaldemokraatlik Erakond

Party name: Estonian Social Democratic Party
Country: Estonia
Acronym: SDE
Link: www.sotsdem.ee
Type: Full member
Party leader: Jevgeni Ossinovski
Status of the Party: In government (coalition)
Last general elections date: 1/03/2015
Last general elections results: 15.2%
Suomen Sosialidemokraattinen Puolue

Party name: Social Democratic Party of Finland
Country: Finland
Acronym: SDP
Link: www.sdp.fi
Type: Full member
Party leader: Antti Rinne
Status of the Party: Opposition
Last general elections date: 19/04/2015
Last general elections results: 16.5%
Parti Socialiste

Party name: Socialist Party
Country: France
Acronym: PS
Link: www.parti-socialiste.fr
Type: Full member
Party leader: Jean-Christophe Cambadélis
National Parliament head of group:
Jean-Pierre Bel (Chief of group in the Senat)
Claude Bartolone – Assemblée Nationale (Chamber)
Prime Minister: Manuel Valls
Status of the Party: In power
Last general elections date: 17/06/2012
Last general elections results: 29.40
Sozialdemokratische Partei Deutschlands

Party name: Social Democratic Party of Germany
Country: Germany
Acronym: SPD
Link: www.spd.de
Type: Full member
Party leader: Sigmar Gabriel
Last general elections date: 22/09/2013
Last general elections results: 25.70
Status of the party: coalition
Panellinio Sosialistiko Kinima

Party name: Pan-Hellenic Socialist Movement
Country: Greece
Acronym: PASOK
Link: www.pasok.gr
Type: Full member
Party leader: Fofi Gennimata
Status of the Party: Opposition
Last general elections date: 20/09/2015
Last general elections results: 6.28%
Magyarorszagi Szocialdemokrata Párt

Party name: Hungarian Social Democratic Party (MSZDP)
Country: Hungary
Acronym: MSZDP
Type: Full member
Last general elections date: 6/04/2014
Magyar Szocialista Párt

Country: Hungary
Acronym: MSZP
Link: www.mszp.hu
Type: Full member
Party leader: Gyula Molnár
Status of the Party: Opposition
Last general elections date: 6/04/2014
Last general elections results: 25.99%
Labour Party

Party name: Labour Party
Country: Ireland
Acronym: LP
Link: www.labour.ie
Type: Full member
Party leader: Brendan Howlin
Partito Democratico

Party name: Partito Democratico
Country: Italy
Acronym: PD
Party leader: Matteo Renzi
Status of the Party: In power (coalition)
Last general elections date: 24-25/02/2013
Partito Socialista Italiano

Party name: Italian Socialist Party
Country: Italy
Acronym: PSI
Link: www.partitosocialista.it
Type: Full member
Party leader: Riccardo Nencini
Last general elections date: 24/02/2013
Party status: In power
Party status: In power
Lietuvos Socialdemokratu Partija

Party name: Lithuanian Social Democratic Party
Country: Lithuania
Acronym: LSDP
Link: http://lsdp.lt/en/home
Type: Full member
Party leader: Algirdas Butkevicius
Prime Minister: Algirdas Butkevičius
Status of the Party: In power (coalition)
Last general elections date: 14-28/10/2012
Last general elections results: 18.40
Head of parliamentary group: Irena ŠIAULIENĖ
Lëtzebuerger sozialistesch Aarbechterpartei (LSAP)

Party name: Luxembourgian Socialist Workers' Party
Country: Luxembourg
Acronym: LSAP
Link: www.lsap.lu
Type: Full member
Party leader: Claude Haagen
Status of the Party: Coalition
Last general elections date: 20/10/2013
Last general elections results: 20.28%
Partit Laburista

Party name: Labour Party
Country: Malta
Acronym: LP
Link: www.partitlaburista.org
Type: Full member
Party leader: Joseph Muscat
Prime Minister: Joseph Muscat
Status of the Party: In power
Last general elections date: 09/03/2013
Last general elections results: 54.83
National Parliament head of group: Joseph Muscat
Partij Van De Arbeid

Party name: Dutch Labour Party
Country: Netherlands
Acronym: PvdA
Link: www.pvda.nl
Type: Full member
Party leader: Diederik Samsom
Status of the Party: In power (coalition)
Last general elections date: 12/09/2012
Last general elections results: 24.84
National Parliament head of group: Diederik Samsom
Det Norske Arbeiderparti

Party name: Norwegian Labour Party
Country: Norway
Acronym: DNA
Link: www.arbeiderpartiet.no
Type: Full member
Party leader: Jonas Gahr Støre
Last general elections date: 09/09/2013
Last general elections results: 30.80
Sojusz Lewicy Demokratycznej

Party name: Democratic Left Alliance
Country: Poland
Acronym: SLD
Link: www.sld.org.pl
Type: Full member
Party leader: Włodzimierz Czarzasty
Status of the Party: Opposition
Last general elections date: 25/10/2015
Last general elections results: 7.55%
Unia Pracy

Party name: Union of Labour
Country: Poland
Acronym: UP
Type: Full member
Party leader: Waldemar Witkowski
Status of the Party: Opposition
Last general elections date: 25/10/2015
Last general elections results: 7.55%
Partidul Social Democrat

Party name: Social Democratic Party
Country: Romania
Acronym: PSD
Link: www.psd.ro
Type: Full member
Party leader: Liviu Dragnea
National Parliament head of group:
Chamber - Mircea Dusa Senate - Ilie Sarbu
Status of the Party: Opposition
Last general elections date: 09/12/2012
Last general elections results: 58.60
Email address: dusa_mircea@cdep.ro office@iliesarbu.ro
SMER - Sociálna demokracia

Party name: Socialdemocracy
Country: Slovak Republic
Acronym: SMER
Link: www.strana-smer.sk
Type: Full member
Party leader: Robert Fico
Prime Minister: Robert Fico
Status of the Party: In power (coalition)
Last general elections date: 5/03/2016
Last general elections results: 28.28%
Socialni Demokrati

Party name: Social Democrats
Country: Slovenia
Acronym: SD
Link: www.socialnidemokrati.si
Type: Full member
Party leader: Dejan Židan
Status of the Party: In coalition
Last general elections date: 13/07/2014
Last general elections results: 5.98%
Partido Socialista Obrero Español

Party name: Spanish Socialist Workers' Party
Country: Spain
Acronym: PSOE
Link: www.psoe.es
Type: Full member
Status of the Party: Opposition
Last general elections date: 20/12/2015
Last general elections results: 22.01%
Sveriges Socialdemokratiska Arbetareparti

Party name: The Swedish Social Democratic Party
Country: Sweden
Acronym: SAP
Type: Full member
Party leader: Stefan Löfven
National Parliament head of group: Mikael Damberg
Status of the Party: In power
Last general elections date: 14/09/2014
Last general elections results: 31%
Email address: mikael.damberg@riksdagen.se
Labour Party

Party name: Labour Party
Country: United Kingdom
Acronym: LP
Link: www.labour.org.uk
Type: Full member
Party leader: Jeremy Corbyn
Status of the Party: Opposition
Last general elections date: 7/05/2015
Last general elections results: 30.4%
Social Democratic and Labour Party

Party name: Social Democratic and Labour Party
Country: United Kingdom
Acronym: SDLP
Link: www.sdlp.ie
Type: Full member
Party leader: Colum Eastwood
Status of the Party: Opposition
Last general elections date: 7/05/2015
Socijaldemokratska Partija Bosne i Hercegovine

Party name: Social Democratic Party of Bosnia and Herzegovina, SDP BiH
Country: Bosnia and Herzegovina
Acronym: SDP BiH
Link: www.sdp.ba
Type: Associate
Party leader: Nermin Niksic
Status of the Party:
Last general elections date: 12/10/2014
Last general elections results: 9.70%
National Parliament head of group: Saša Magazinović
Bulgarski Socialdemocrati

Party name: Bulgarian Socialdemocrats
Country: Bulgaria
Acronym: pBS
Link: www.pbs-d.bg
Type: Associate
Party leader: Georgi Anastasov
Status of the Party: Opposition
Last general elections date: 5/10/2014
Last general elections results: 0.16%
Sociāldemokrātiskā Partija Saskaņa

Party name: Social Democratic Party "Saskaņa"
Country: Latvia
Acronym: SDPS
Type: Associate
Party leader: Nils Ušakovs
Status of the Party: Opposition
Last general elections date: 4/10/2014
Last general elections results: 23%
Website: http://www.sdps.lv
Samfylkingin

Party name: Social Democratic Alliance of Iceland
Country: Iceland
Acronym: Samfylking
Link: www.samfylkingin.is
Type: Associate
Party leader: Árni Páll Árnason
Status of the Party: Opposition
Last general elections date: 27/04/2013
Last general elections results: 12.90
National head of group : Helgi Hjörvar
Socijaldemokratski Sojuz na Makedonija

Party name: Socialdemocratic Union of Macedonia
Country: FYR Macedonia
Acronym: SDUM
Link: www.sdsm.org.mk
Type: Associate
Party leader: Zoran Zaev
Status of the Party: Opposition
Last general elections date: 13/04/2014
Last general elections results: 25.34%
National Parliament head of group: Cvetanka Ivanova
Partidul democrat din Moldova

Party name: Democratic Party of Moldova
Country: Moldova
Acronym: PDM
Link: www.pdm.md
Type: Observer
Party leader: Marian Lupu
Status of the Party: Coalition
Last general elections date: 30/11/2014
Last general elections results: 15.8%
Demokratska Partija Socijalista Crne Gore

Party name: Democratic Party of Socialists – DPS
Country: Montenegro
Acronym: DPS
Link: www.dps.me
Type: Associate
Party leader: Milo Dukanovic
Prime Minister: Milo Dukanovic
Status of the Party: In power (coalition)
Last general elections date: 14/10/2012
Last general elections results: 46.33
Socijaldemokratska Partija Crne Gore

Party name: Social Democratic Party – SDP
Country: Montenegro
Acronym: SDP
Link: www.sdp.co.me
Type: Associate
Party leader: Ranko Krivokapic
Prime Minister: Milo Dukanovic
Status of the Party: In power (coalition)
Last general elections date: 14/10/2012
Last general elections results: 46.33
Demokratska stranka

Party name: Democratic Party
Country: Serbia
Acronym: DS
Link: www.ds.org.rs
Type: Associate
Party leader: Dragan Šutanovac
Status of the Party: Opposition
Last general elections date: 24/04/2016
Last general elections results: 6.02%
Parti Socialiste Suisse

Party name: Social-Democratic Party of Switzerland
Country: Switzerland
Acronym: PS
Link: www.sp-ps.ch
Type: Associate
Party leader: Christian Levrat
National Parliament head of group: Roger Nordmann
Status of the Party: Coalition
Last general elections date: 18/10/2015
Last general elections results: 18.80
Email address: fraktion@spschweiz.ch
Cumhuriyet Halk Partisi

Party name: Republican People's Party
Country: Turkey
Acronym: CHP
Link: www.chp.org.tr
Type: Associate
Party leader: Kemal Kiliçdaroğlu
Status of the Party: Opposition
Last general elections date: 1/11/2015
Last general elections results: 25.3%
Barış ve Demokrasi Partisi

Party name: Peoples' Democratic Party
Country: Turkey
Acronym: HDP
Link: www.hdp.org.tr/
Type: Associate
Party leader: Selahattin Demirtaş, Gültan Kışanak
Status of the Party: Opposition
Last general elections date: 1/11/2015
Last general elections results: 10.8%
Partit Socialdemòcrata

Party name: Social Democratic Party
Country: Andorra
Acronym: PS
Link: www.psa.ad
Type: Observer
Party leader: Vicenç Alay
National Parliament head of group: M.I. Sr. David Rios Rius
Status of the Party: Opposition
Last general elections date: 1/03/2015
List general elections results:
Cumhuriyetçi Türk Partisi

Party name: Republican Turkish Party - CTP
Country: Cyprus
Acronym: CTP
Link: www.ctp-bg.org
Type: Observer
Party leader: Ferdi Sabit Soyer
Egyptian Social Democratic Party

Party name: Egyptian Social Democratic Party
Country: Egypt
Acronym: ESDP
Link: www.egysdp.com
Type: Observer
Last general elections date: 11/01/2012
Mifleget ha-Avodah ha-Yi sre elit, Avodah

Party name: Israel Labour Party
Country: Israel
Acronym: Avoda
Link: www.havoda.org.il
Type: Observer
Party leader: Isaac Herzog
Last general elections date: 17/03/2015
Last general elections results: 18.67%
Meretz

Party name: Meretz
Country: Israel
Acronym: Meretz
Link: www.meretz.org.il
Type: Observer
Party leader: Zehava Gal-On
Last general elections date: 17/03/2015
Last general elections results: 3.93%
Latvijas Socialdemokratiska Strandnieku Partija

Party name: Latvian Social Democratic Workers’ Party
Country: Latvia
Acronym: LSDSP
Link: www.lsdsp.lv
Type: Observer
Party leader: Aivars Timofejevs
Status of the Party: Opposition
Last general elections date: 4/10/2014
Last general elections results:
Morocco

Party name: Socialist Union of Popular Forces
Country: Morocco
Acronym: USFP
Link: www.usfp.ma/ar
Party leader: Driss Lachguar (First Secretary of the Party - elected by the 9th congress held in December 14-16 2013)
National Parliament head of group: Ahmed Zaidi (Président du Groupe USFP à la Chambre des Représentants)
Status of the Party: Opposition
Last general elections date: 25 November 2011
Last general elections results: 8.9% of vote / 42 deputies ( 38 deputies USFP and 4 Associate deputies from the Labour Party (Parti du Travail) Which dissolved itself to join USFP)
Email address: relationsexterieures@usfp.ma
Partito dei Socialisti e dei Democratici (PSD)

Party name: Party of the Socialists and Democrats
Country: San Marino
Acronym: PSD
Link: www.psdsanmarino.org
Type: Observer
Party leader: Gerardo Giovagnoli
Status of the Party: Coalition
Last general elections date: 11/11/2012
Last general elections results: 14.32
Democratic Forum for Labour and Liberties

Party name: Forum Démocratique pour le Travail et les Libertés
Country: Tunisia
Acronym: FDTL
Link: www.ettakatol.org
Type: Observer
Party leader: Mustapha Ben Jafar
Party leader: Mustapha Ben Jafar
Last general elections date: 26/10/2014
Last general elections results: