Yves-François Blanchet MP (French: [iv fʁɑ̃swa blɑ̃ʃɛt]; born April 16, 1965) is a Canadian politician who has led the Bloc Québécois (BQ) since 2019.

At the 2021 election the BQ recorded a marginal increase in vote share and retained all its seats to remain as the third-largest party.

He was named the local business personality of the year by the Drummondville Chamber of Commerce, while he and associated artists received 10 Félix Awards.

A member of the Parti Québécois (PQ), Blanchet was Minister of Sustainable Development, Environment, Wildlife and Parks from 2012 until 2014.

Prior to becoming leader of the Bloc Québécois, he was a columnist with Le Nouvelliste,[4] and appeared on the program Les Ex, on ICI RDI.

[6] Ahead of the 2019 federal election, BQ polling numbers rose to alignment towards those of the popular François Legault-led Coalition Avenir Québec (CAQ) provincial government.