Saint-Zénon () is a municipality in the Lanaudière region of Quebec, part of the Matawinie Regional County Municipality.
Saint-Zénon was founded in 1895 by Théophile-Stanislas Provost.
In the 2021 Census, Statistics Canada reported that Saint-Zénon had a population of 1,317 living in 721 of its 1,357 total dwellings, an 17.6% change from its 2016 population of 1,120. With a land area of , it had a population density of in 2021.
Mother tongue:
Commission scolaire des Samares operates francophone public schools:
The Sir Wilfrid Laurier School Board operates anglophone public schools serving the community at the secondary level, including:
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