Democrats 66 is a social liberal and progressive political party in the Netherlands, which is positioned in the centre of the political spectrum. It is a member of the Liberal International (LI) and the Alliance of Liberals and Democrats for Europe (ALDE).
The Socialist Party is a democratic socialist and social democratic political party in the Netherlands. Founded in 1971 as the Communist Party of the Netherlands/Marxist–Leninist, the party has since moderated itself from Marxism–Leninism and Maoism towards democratic socialism and social democracy.
Johannes Guillaume Christianus Andreas "Jan" Marijnissen is a retired Dutch politician of the Socialist Party (SP).
Thomas Carolus de Graaf is a Dutch politician of the Democrats 66 (D66) party and jurist. He is the Vice-President of the Council of State since 1 November 2018.
Erik Meijer is a former Dutch politician who was a member of the European Parliament for the Dutch Socialist Party, part of the European Left, between 1999 and 2009. From July 2014 till June 2015 he was a member of the Dutch Senate.
Alfons "Fons" Borginon is a Belgian politician and lawyer. He was a member of the Belgian Chamber of Representatives between 1995 and 2007. Borginon was the last chairman of the Volksunie and Flemish Liberals and Democrats (VLD) floor leader from 2006 until the general election of 2007. He was also granted knighthood in the Belgian Order of Leopold. He is married to Kristin Ex and father of Hendrik, Irene and Margreet.
Pierre René Hubert Marie van der Linden is a retired Dutch politician and diplomat of the Catholic People's Party (KVP) and later the Christian Democratic Appeal (CDA) party and economist.
Klaas George de Vries is a retired Dutch politician of the Labour Party (PvdA) and jurist.
Pieter Jacobus Oud was a Dutch politician of the Free-thinking Democratic League (VDB) and later co-founder of the Labour Party (PvdA) and the People's Party for Freedom and Democracy (VVD) and historian. He was granted the honorary title of Minister of State on 9 November 1963.
Henricus "Harry" van Bommel is a Dutch politician, anti-globalisation activist and former educator. As a member of the Socialist Party, he was an MP from May 1998 to March 2017. He focused on matters of foreign policy and the European Union.
Emile Gerardus Maria Roemer is a Dutch politician serving as King's Commissioner of Limburg since December 2021. A member of the Socialist Party (SP), he was its leader and parliamentary leader in the House of Representatives from 5 March 2010 until 13 December 2017. Roemer served as a member of the House of Representatives from 2006 until 2018, as acting Mayor of Heerlen from 2018 to 2020, and as acting mayor of Alkmaar from 2020 to 2021.
Gert Weisskirchen is a German politician.
Roelof Johannes Nelissen was a Dutch politician of the defunct Catholic People's Party (KVP) now merged into the Christian Democratic Appeal (CDA) party and businessman.
50PLUS is a political party in the Netherlands that advocates pensioners' interests with a centrist political line. The party was founded in 2009 by Maurice Koopman, Alexander Münninghoff and Jan Nagel.
Martinus Josephus Maria "Tiny" Kox is a Dutch politician who served as President of the Parliamentary Assembly of the Council of Europe from 2022 until 2024. As a member of the Socialist Party (SP), he became a senator on 10 June 2003. He stepped down in February 2024, by which time he had become the longest-serving incumbent member of the Senate.
Sadet Karabulut is a Dutch politician and former civil servant and trade unionist of Kurdish descent. As a member of the Socialist Party, she has been an MP since 30 November 2006. She focuses on matters of social affairs, female emancipation, and social integration.
Rik Arend Janssen is a Dutch politician for the Socialist Party (SP) and former businessman. As a member of the Socialist Party he was a temporary MP from 11 January till 14 April 2011, replacing Sadet Karabulut, who was on maternity leave. He focused on matters of security, judiciary, immigration and political asylum. Since 27 April 2011 he has been a member of the States Deputed of the province of South Holland.
Ron Meyer is a Dutch politician and former trade unionist. He was the chairman of the Dutch Socialist Party from November 2015 to December 2019 and is a city councillor in Heerlen . Meyer became known after leading strikes in the cleaning industry and the distribution centres of Albert Heijn.
Robert Frank Ruers is a Dutch politician and attorney. On behalf of the Socialist Party (SP) he was a member of the Senate four times and briefly a deputy of the provincial executive of Limburg.
Remi Jean Louis Poppe is a former Dutch politician and environmental activist. He was a member of the House of Representatives from 1994 to 2002 and again from 2006 to 2010 on behalf of the Socialist Party (SP).
