Caubon-Saint-Sauveur is a commune in the Lot-et-Garonne department in south-western France.
Saint-Sauveur or St Sauveur (French for "Holy Savior") may refer to:
Saint-Sauveur (Breton: An Dre-Nevez) is a commune in the Finistère department of Brittany in north-western France.
Inhabitants of Saint-Sauveur are called in French Salvatoriens.
Saint-Sauveur was a former provincial electoral district in the Capitale-Nationale region of Quebec, Canada.
It was created for the 1890 election from part of Québec-Est electoral district. Its final election was in 1970. It disappeared in the 1973 election and its successor electoral districts were Taschereau and Vanier.