Sébastien Humbert (born 10 July 1990) is a French politician of the National Rally who was elected member of the National Assembly for Vosges's 4th constituency in 2024.

[2] His grandparents were farmers in La Chapelle-aux-Bois, leading him to join the National Rally at the age of 21 over rurality concerns.

[2] In the 2015 departmental elections he was a candidate in the canton of Le Val-d'Ajol,[3] and in the 2017 legislative election he was a candidate for Vosges's 1st constituency.

[4] He served as departmental secretary of the Rassemblement national de la jeunesse and as leader of the National Rally in the canton of Le Val-d'Ajol, and in 2018 was named departmental delegate of the party.

[8] In the 2022 legislative election, he was a candidate for Vosges's 4th constituency.