Eddy Casterman (born 28 July 1996) is a French politician.

In 2020 he succeeded Erik Tegnér [fr] as the head of the collective “Racines d’avenir”.^[1] He was elected in 2020 in the municipality of Englos with 188 votes.^[2] He simultaneously held this position as a parliamentary attaché to Orne senator Vincent Segouin [fr] of the Les Républicains party. He separated from him on 10 December 2021 when Casterman became involved in Éric Zemmour's campaign in the 2022 French presidential election.^[3][4] While he was deputy for school affairs in the commune of Englos, he stood for Reconquest in Nord's 11th constituency in the 2022 French legislative election where he obtained 3.36% of the votes cast.^[5]

During the 2024 French legislative election, he was elected in Aisne's 3rd constituency with 57.6% of the vote defeating the outgoing MP Jean-Louis Bricout who obtained 37.6% of the vote in the first round.^[6] Although his candidacy was supported by the National Rally (RN), he defined himself as a miscellaneous right candidate.^[7]