Sainte-Flavie is a parish municipality in the La Mitis Regional County Municipality of Quebec, Canada, located on the south shore of the Saint Lawrence River, about 3 km (2 mi) northwest of Mont-Joli. It is named after Flavia, a martyred saint.

La Mitis is a regional county municipality in the Bas-Saint-Laurent region in eastern Quebec, Canada on the Gaspé peninsula. It is named for the Mitis River which has its source in the region and flows through the central part of the region before emptying into the Saint Lawrence River.