Bernard Johannes "Joost" Eerdmans is a Dutch politician, broadcaster and former civil servant who has served as Leader of JA21 since 18 December 2020, a party he co-founded with Annabel Nanninga. Elected to the House of Representatives in the 2021 general election, he took office on 31 March 2021. Eerdmans had previously served as a member of the House of Representatives from 23 May 2002 until 30 November 2006 for the Pim Fortuyn List (LPF) and as an Independent.
Derk Jan Eppink is a Dutch journalist, politician in the Netherlands, and former cabinet secretary for European Commissioners Bolkestein (1999–2004) and Kallas (2004–2007). In 2009, he was elected to the European Parliament for List Dedecker, and in 2019 for Forum for Democracy. In 2021, he became an MP in the Dutch House of Representatives for the JA21 party, but in 2023 he switched to the Farmer-Citizen Movement.
Theo Upt Hiddema is a Dutch lawyer, media personality and politician who served as a member of the House of Representatives from 2017 to 2020. A member of Forum for Democracy (FvD), he became a member of the Senate in 2021 following the resignation of Nicki Pouw-Verweij.
Yde Johan "Eddy" van Hijum is a Dutch politician. As a member of the Christian Democratic Appeal, he was a member of the House of Representatives from 2 September 2003 until 11 November 2014. He focused on matters of social security, income policy, dismissal law, labor participation policy and day care. Between 12 November 2014 and 12 July 2023, he served as member of the provincial executive of Overijssel. He held the portfolio of Economy, Energy and Innovation. In the House of Representatives he was replaced by Martijn van Helvert. He served in the States of Overijssel from 26 March 2015 to 20 May 2015.
Renske Maria Leijten is a Dutch politician of the Socialist Party (SP), who was a member of the House of Representatives between 2006 and 2023.
Maria Cornelia Gezina "Mona" Keijzer is a Dutch politician and former civil servant. She served as State Secretary for Economic Affairs and Climate Policy alongside Dilan Yesilgöz-Zegerius from 26 October 2017 until 25 September 2021. As a member of the Christian Democratic Appeal (CDA), she served in the House of Representatives between 2012 and 2017, and again for six months from 31 March 2021 until 27 September 2021. She focused on matters of nursing, home care and culture. Before becoming a full-time politician she worked as an environmental jurist for the municipalities of Waterland and Almere, as well as for the province of Gelderland.
Femke Merel van Kooten-Arissen is a Dutch politician and former member of the House of Representatives.
Stieneke Jannieta Femmelien van der Graaf is a Dutch politician and jurist who since 2022 has served as a member of the House of Representatives for the Christian Union (CU). She previously held a seat in the House from 2017 to 2021, with a brief interruption in 2019, when she was replaced by Nico Drost during her maternity leave. She started her political career in 2007 as party leader in the Provincial Council of Groningen.
Hugo A. Berkhout is a Dutch currency specialist and politician. He served as a member of the Senate between October 2020 and June 2023. There, he represented the conservative and right-wing populist party Forum for Democracy until he stepped out of the party the following month amidst an internal crisis. He later joined the splinter party JA21.
Wybren Ridley van Haga is a Dutch politician and engineer who was a member of the House of Representatives between 2017 and 2023. He was initially elected as a member of the People's Party for Freedom and Democracy (VVD), but was expelled from the party in 2019, causing the third Rutte cabinet to lose its parliamentary majority. Van Haga subsequently sat as an independent MP before joining Thierry Baudet's Forum for Democracy party, where he was placed second on the party list in the 2021 election. He has since quit Forum for Democracy and created his own political party Belang van Nederland.
Annabel Nanninga is a Dutch politician and journalist who was the co-founder of the JA21 party. She currently leads the party in the Senate and is a representative of the Provincial Council of North Holland. She has been a member of Amsterdam city council since 2018.
Caroline Ann Maria van der Plas is a Dutch journalist and politician who has served as a member of the House of Representatives since 2021. A former member of the Christian Democratic Appeal (CDA), which she left in 2019, she is the founder and current party leader of the Farmer–Citizen Movement (BBB).
Pepijn van Houwelingen is a Dutch politician, who has been serving as member of the House of Representatives with a short pause since 2021. He is a member of the conservative populist party Forum for Democracy (FvD). Van Houwelingen holds a doctorate and has worked for the Netherlands Institute for Social Research for a decade.
Frederik Jan Harm "Freek" Jansen is a Dutch politician who served as a member of the House of Representatives (2021–2024) for the far-right Forum for Democracy (FvD) party. He previously chaired the FvD youth wing, the Jongerenorganisatie Forum voor Democratie (2017–2021).
Simone Kerseboom is a Dutch politician of the conservative populist party Forum for Democracy (FvD). She has been a member of the House of Representatives since the 2021 general election, and she served on the States of Limburg in the years 2019–2023. Kerseboom lived in South Africa for about twenty years and holds a doctorate from Rhodes University.
Jacqueline van den Hil is a Dutch politician of the conservative liberal People's Party for Freedom and Democracy (VVD). She served as a member of the House of Representatives from the 2021 general election until March 2024. Before entering politics, Van den Hil worked as a health care manager in her native province of Zeeland.
Johan Dessing is a Dutch politician and a member of the Senate for the Forum for Democracy party.
Otto Hermans is a Dutch politician and a member of the Senate for JA21.
Maarten Goudzwaard is a Dutch politician from JA21, who served as a member of the House of Representatives as a substitute for Nicki Pouw-Verweij who was on maternity leave.
