Sébastien Lecornu (French: [sebastjɛ̃ ləkɔʁny]; born 11 June 1986) is a French politician who has served as Prime Minister of France since 2025. Positioned on the right of the ideological political spectrum, Lecornu has promoted Gaullist, Séguinist, and socially conservative beliefs.
Since leaving The Republicans (LR) in 2017, Lecornu has been a member of Renaissance (RE). Lecornu was President of the Departmental Council of Eure from 2015 to 2017. In government, he served as Secretary of State to the Minister of the Ecological and Inclusive Transition (2017–2018), Minister for Local Authorities (2018–2020), Minister of the Overseas (2020–2022) and Minister of the Armed Forces (2022–2025).