Marc-Alexandre Marie Jean-Patrice de Fleurian "Marc" de Fleurian (French pronunciation: [maʁk də flœʁjɑ̃]; born 7 February 1989) is a French politician and former military officier who was elected the deputy in the National Assembly for the 7th constituency of Pas-de-Calais in 2024.

[1] A member of the National Rally (RN), he unseated incumbent Pierre-Henri Dumont of The Republicans (LR) with 51.8% of the second-round vote.

[3] He reached the rank of captain within the French Foreign Legion before retiring from active service and being recruited as a natural areas manager in Africa.

He returned to France to work as a parliamentary assistant at the European Parliament from 2019 and later at the National Assembly from 2022.

[4][5] In the 2020 municipal election, Marc de Fleurian led the National Rally list in Calais and was elected a municipal councillor.