Saint-Paulin (French pronunciation: [sɛ̃ polɛ̃]) is a municipality in the Mauricie region of the province of Quebec in Canada.

In addition to the namesake main population centre, the municipality also include the village of Hunterstown (46°26′47″N 73°0′58″W / 46.44639°N 73.01611°W / 46.44639; -73.01611,[4] named after Peter Hunter[1]), and the hamlet of Renversy (46°23′50″N 73°0′55″W / 46.39722°N 73.01528°W / 46.39722; -73.01528)[5] Settlement began in 1824 with the construction of a sawmill in Hunterstown Township, that was already drawn up by 1795 on the Gale and Duberger map.

In 1847, the parish of Saint-Paulin was formed when it split off from Saint-Léon-le-Grand.

In 1855, the Parish Municipality of Saint-Paulin was established.

[1] Private dwellings occupied by usual residents (2021): 717 (total dwellings: 794)[3] Mother tongue (2021):[3] List of former mayors:[7]