Saint-Damien (French pronunciation: [sɛ̃ damjɛ̃]) is a parish municipality of 2,393 inhabitants in Quebec, Canada.

[2] Saint-Damien is located in the middle of Lanaudière region near Saint-Gabriel-de-Brandon municipality, about 100 kilometres (62 mi) north of Montreal, 270 kilometres (170 mi) west of Québec, and 63 kilometres (39 mi) south of Taureau Reservoir.

The main street is named "Rue Principale" (meaning, literally, "main street")[4] and it is served by Quebec Route 347 which runs from Quebec Route 158 at Sainte-Geneviève-de-Berthier (2 km west of exit 144 on Autoroute 40) through Saint-Gabriel-de-Brandon, Saint Damien, Sainte-Émélie-de-l'Énergie and Saint-Côme to Québec Route 125 in Notre-Dame-de-la-Merci.

The bordering municipalities [5] of Saint-Damien [6] are, starting from northwest and proceeding clockwise, Saint-Zénon (northwest), Mandeville (northeast, in D'Autray Regional County Municipality), Saint-Gabriel-de-Brandon (southeast, in D'Autray Regional County Municipality), Saint-Jean-de-Matha (south) and Sainte-Émélie-de-l'Énergie (west).

[8] The Commission scolaire des Samares operates francophone public schools, including: The Sir Wilfrid Laurier School Board operates anglophone public schools, including: