Marjolaine Meynier-Millefert (born 30 September 1982) is a French politician who has represented the 10th constituency of the Isère department in the National Assembly since 2017.

Born in September 1982 in Échirolles,[1] to a Dutch mother, Meynier-Millefert grew up in Montagnieu, then continued her studies in Lyon, Paris, and Grenoble.

[3][2] In 2016, Meynier-Millefert coordinated the En Marche Committees in the north of Isère, and was selected by this movement as a candidate for legislative elections in the tenth constituency of this department.

[6] She represents the French National Assembly to the Higher Council for Building and Energy Efficiency.

[7] In March 2021, Meynier-Millefert was appointed president of the Alliance HQE-GBC, a non-profit association that brings together building professionals and promotes sustainable construction.