La Bosse-de-Bretagne

La Bosse-de-Bretagne (Bosenn; Gallo: La Bocz) is a commune in the Ille-et-Vilaine department in Brittany in northwestern France.

Geography
The river Semnon forms most of the commune's southern border.

Population
Inhabitants of La Bosse-de-Bretagne are called Bosséens in French.