Marianne Dubois (born 17 December 1957) is a French Republican politician who has represented Loiret's 5th constituency in the National Assembly from 2009 to 2022.

In this capacity, she was the parliament's co-rapporteur (alongside Émilie Guerel) on the introduction of the General National Service (SNU) in 2018.

[2] In addition to her committee assignments, she was a member of the French-Bolivian Parliamentary Friendship Group.

[4] In the Republicans’ 2016 presidential primaries, Dubois endorsed François Fillon as the party's candidate for the office of President of France.

[6] Ahead of the 2022 presidential elections, she publicly declared her support for Michel Barnier as the Republicans’ candidate.