Guillaume Gouffier-Cha (born 1 February 1986) is a French politician of La République En Marche!

[1] In 2016, Gouffier-Cha joined the office of Defence Minister Jean-Yves Le Drian as advisor on relations with Parliament and elected officials.

[2] Since entering parliament, Gouffier-Cha has been the treasurer of the LREM parliamentary group under the leadership of successive chairmen Richard Ferrand (2017-2018) and Gilles Le Gendre (2018-2020).

In this capacity, he has been serving as his parliamentary group's co-rapporteur on the government's pension reform plans since 2020, alongside Carole Grandjean, Jacques Maire and Corinne Vignon.

[6] In July 2019, Gouffier-Cha voted in favor of the French ratification of the European Union’s Comprehensive Economic and Trade Agreement (CETA) with Canada.