South Bruce is a municipality in Bruce County, Ontario, Canada.

Bruce County is a county in Southwestern Ontario, Canada. It has eight lower-tier municipalities with a total 2016 population of 66,491. It is named for James Bruce, 8th Earl of Elgin and 12th Earl of Kincardine, the sixth Governor General of the Province of Canada. The Bruce name is also linked to the Bruce Trail and the Bruce Peninsula.