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Jean Castex

Jean Castex

Jean Castex, born in 1965, is a French senior civil servant and politician.

Born
1965 (61 years), Vic-Fezensac
Party
Independent
Office
Member of the departmental council of Pyrénées-Orientales 2015–
Education
Paris Institute of Political Studies, École nationale d'administration
Political position

Centre-right · Where sources place this person
Wikipedia: socially conservative, centre-right on economics
Ideology: conservatism, liberal conservatism

<1%Probability · French Presidential Election 2027

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He was Prime Minister of France from 2020 to 2022, mayor of Prades from 2008 to 2020, and president of RATP from 2022 to 2025. He has chaired the state railway SNCF since November 2025. He is named among the possible contenders in the race on who will announce a 2027 presidential run in 2026.

Career

Castex was mayor of Prades from 2008 to 2020 and a regional councillor of Languedoc-Roussillon from 2010 to 2015. He was deputy secretary-general at the Élysée under Nicolas Sarkozy from 2011 to 2012 and in 2017 became the interministerial delegate for the 2024 Olympic and Paralympic Games. He coordinated the easing of the COVID-19 lockdown in 2020 and was Prime Minister from 2020 to 2022. He then led RATP (2022-2025) and became head of SNCF in November 2025.

Offices held
  1. Member of the departmental council of Pyrénées-Orientales 2015–
  2. PDG of RATP 2022–2025
  3. Prime Minister of France 2020–2022
  4. Interdepartmental delegate for major sporting events 2018–2020
  5. Municipal councillor of Prades 2014–2020
  6. Mayor of Prades 2008–2020
  7. General secretary of prefecture of Vaucluse 1999–2001

Source: Wikidata

Positions

Castex belonged to the UMP and then The Republicans (2015-2020) and is now independent, according to Wikipedia. It describes him as socially conservative and centre-right on the economy.

Summarised automatically from the linked sources. Wikipedia

  1. Jean Castex <1%
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Nov 2025Apr 2026Oct 2026

French Presidential Election 2027

OutcomeLeft – RightAgeProbability
Marine Le PenFar right5843%
Édouard PhilippeCentre-right5518%
Jean-Luc MélenchonLeft7513%
David LisnardCentre-right5712%
François HollandeCentre-left723%
Gabriel AttalCentre373%
Bruno RetailleauCentre-right651%
Raphaël GlucksmannCentre-left461%
Sarah KnafoFar right331%
Éric ZemmourFar right681%
Jordan BardellaFar right311%
Jean CastexCentre-right61<1%

All 42 outcomes

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