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Gabriel Nadeau-Dubois

Gabriel Nadeau-Dubois is a Canadian politician from Québec and a member of the National Assembly of Québec for Gouin.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 27, 2026|2 min read| Fact-checked

Gabriel Nadeau-Dubois is a Canadian politician from Québec. He has been the Member of the National Assembly of Québec for Gouin since 2017. He served as co-spokesperson of Québec solidaire from 2017 to 2025 and previously gained prominence as a student leader during the 2012 Québec student protests.

Early life and activism

Nadeau-Dubois was born in Montréal in 1990. He first gained public attention as a student activist and became one of the best-known figures in the 2012 Québec student strike, which opposed tuition fee increases.

Political career

He was elected to the National Assembly of Québec on 29 May 2017 for the riding of Gouin. As of August 2025, he served as Second Opposition Group Critic for Education.

Party leadership

Within Québec solidaire, Nadeau-Dubois served as co-spokesperson from 2017 to 2025 and was also identified as the party’s parliamentary leader. In 2025, he stepped down from leadership roles and announced that he would not seek re-election in the 2026 provincial election, while completing his mandate as MNA.

Public positions

Nadeau-Dubois has been especially associated with education issues and opposition to Bill 21. His public profile is closely tied to public-school advocacy.

Key facts

  • Elected to the National Assembly of Québec on 29 May 2017 for the riding of Gouin.
  • Served as co-spokesperson of Québec solidaire from 2017 to 2025.
  • Rose to prominence as a student leader during the 2012 Québec student protests.
  • As of August 2025, served as Second Opposition Group Critic for Education.
  • Announced in 2025 that he would leave party leadership and not seek re-election in 2026.
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Canadian context

He is a major figure in Québec politics and a Canadian public figure whose activism and legislative work have been widely covered in Canadian media.

Frequently asked questions

Who is Gabriel Nadeau-Dubois?
He is a Canadian politician from Québec who has served as the MNA for Gouin since 2017 and was co-spokesperson of Québec solidaire from 2017 to 2025.
What is Gabriel Nadeau-Dubois known for before politics?
He became widely known as a student leader during the 2012 Québec student protests, especially in opposition to tuition fee increases.
Which riding does he represent?
He represents Gouin, a provincial riding in Montréal.
Has he left Québec solidaire?
No source indicates he left the party; reports say he stepped down from leadership roles in 2025 and planned to remain an MNA until the end of his mandate.
Is he running in the next election?
Reports from 2025 say he will not seek re-election in the 2026 provincial election.
What policy area is he most associated with?
He is closely associated with education policy and public-school advocacy.

References

  1. National Assembly of Québec — https://www.assnat.qc.ca/en/deputes/nadeau-dubois-gabriel-16827/index.html
    Supports: Current role as MNA for Gouin and critic responsibilities
  2. Wikipedia — https://en.wikipedia.org/wiki/Gabriel_Nadeau-Dubois
    Supports: Birth date, general political biography, election to National Assembly, party role
  3. Wikipedia — https://fr.wikipedia.org/wiki/Gabriel_Nadeau-Dubois
    Supports: Québec political biography, Gouin riding, QS co-spokesperson role
  4. CBC News — https://www.cbc.ca/news/canada/montreal/quebec-solidaire-nadeau-dubois-leaving-1.7488445
    Supports: 2025 resignation from party leadership and decision not to seek re-election
  5. CBC News — https://www.cbc.ca/news/canada/montreal/gnd-quebec-public-schools-9.7126755
    Supports: Education-focused role and current critic position
  6. CTV News — https://www.ctvnews.ca/montreal/article/quebec-solidaire-co-spokesperson-gabriel-nadeau-dubois-to-leave-politics-at-end-of-mandate/
    Supports: Departure from leadership and plans to leave politics at end of mandate
  7. Wikipedia — https://fr.wikipedia.org/wiki/Portail:Politique_qu%C3%A9b%C3%A9coise/Personnalit%C3%A9_du_moment
    Supports: 2012 student strike role and background as activist
  8. CityNews Toronto — https://toronto.citynews.ca/2022/09/07/quicksketch-a-look-at-quebec-solidaire-spokesman-gabriel-nadeau-dubois/
    Supports: Birthplace, education, family, and political background