[2] Born in April 1966 in Strasbourg, from a Welche family from the Bruche valley, Frédéric Bierry was fifteen years old when he decided that he would go into politics, while his parents were workers in a textile company in Coframaille.

[4] He entered politics in 1993 as a parliamentary attaché to UMP deputy Alain Ferry[5] and then to Laurent Furst.

He was elected departmental councilor for Bas-Rhin in the canton of Mutzig on March 29, 2015, in tandem with Frédérique Mozziconacci (DVD), with 63.26% of the votes.

[12] His fight for the return of an Alsatian institution continued with Brigitte Klinkert[13] elected to the presidency of Haut-Rhin following the resignation of Eric Straumann for non-accumulation of mandates on September 1, 2017.

[14][15] Following the statement by Prime Minister Jean Castex in Colmar on January 23, 2021, stating that he was "never convinced by these immense regions, some of which do not respond to any historical legitimacy, and above all do not seem to me to respond to the growing needs of our fellow citizens for local public action”,[16][17] he called for the dismemberment of the Grand Est region and the transfer of its powers to the new community.