Sébastien Lecornu

**Sébastien Lecornu** (; born 11 June 1986) is a French politician who is serving as the Prime Minister of France since 9 September 2025. He was in the government as Minister of the Armed Forces from 2022 until 2025.

In September 2025, Lecornu was appointed as Prime Minister by President Emmanuel Macron after the government of François Bayrou was brought down by a vote of no confidence, but resigned after 26 days in office. He was in office as a caretaker prime minister until he was reappointed by President Macron on 10 October 2025.

## Infobox (officeholder)

- **embed**: yes
- **office2**: Minister of the Armed Forces (France), Minister of the Armed Forces
- **termlabel2**: Acting (law), Acting
- **primeminister2**: _Himself_
- **term start2**: 6 October 2025
- **term end2**: 12 October 2025
- **predecessor2**: Bruno Le Maire
- **successor2**: Catherine Vautrin
- **primeminister3**: Élisabeth Borne
Gabriel Attal
Michel Barnier
François Bayrou
- **term start3**: 20 May 2022
- **term end3**: 5 October 2025
- **predecessor3**: Florence Parly
- **successor3**: Bruno Le Maire
- **office4**: Minister of the Overseas
- **term start4**: 6 July 2020
- **term end4**: 20 May 2022
- **primeminister4**: Jean Castex
- **predecessor4**: Annick Girardin
- **successor4**: Yaël Braun-Pivet
- **office5**: Minister of Territorial Development (France), Minister for Local Authorities
- **term start5**: 16 October 2018
- **term end5**: 6 July 2020
- **predecessor5**: Estelle Grelier
- **successor5**: Jacqueline Gourault
- **primeminister5**: Édouard Philippe
- **office6**: Secretary of state (France), Secretary of State to the Ministry for the Ecological Transition (France), Minister of the Ecological and Inclusive Transition
- **term start6**: 21 June 2017
- **term end6**: 16 October 2018
- **primeminister6**: Édouard Philippe
- **predecessor6**: _Position established_
- **successor6**: Emmanuelle Wargon


## Infobox (officeholder)

- **name**: Sébastien Lecornu
- **image**: Portrait officiel de Sébastien Lecornu - Ministre des Armées (cropped 2).jpg
- **caption**: Official portrait, 2022
- **office**: Prime Minister of France
- **term start**: 9 September 2025
- **president**: Emmanuel Macron
- **predecessor**: François Bayrou
- **office7**: List of presidents of departmental councils (France), President of the Departmental Council
- **term start7**: 1 July 2021
- **term end7**: 16 December 2022
- **predecessor7**: Pascal Lehongre
- **successor7**: Alexandre Rassaërt
- **term start8**: 2 April 2015
- **term end8**: 10 July 2017
- **predecessor8**: Jean-Louis Destans
- **successor8**: Pascal Lehongre
- **office9**: Senate (France), Senator for Eure (department), Eure
- **term start9**: 1 October 2020
- **term end9**: 1 November 2020
- **successor9**: Nicole Duranton
- **office10**: Vice-President of Seine Normandie Agglomération
- **term start10**: 18 April 2014
- **term end10**: 3 November 2020
- **president10**: Gérard Volpatti
Frédéric Duché
- **successor10**: François Ouzilleau
- **office11**: Mayor (France), Mayor of Vernon, Eure, Vernon
- **term start11**: 5 April 2014
- **term end11**: 4 December 2015
- **predecessor11**: Philippe Nguyen Thanh
- **successor11**: François Ouzilleau
- **birth place**: Eaubonne, France
- **party**: Renaissance (French political party), Renaissance (2017–present)
- **otherparty**: Union for a Popular Movement, UMP (2002–2015)
The Republicans (France), LR (2015–2017)
- **residence**: Hôtel Matignon, Paris
- **alma mater**: Panthéon-Assas University
- **cabinet**: First Lecornu government Second Lecornu government