Brieg may refer to: Brzeg (German name Brieg), in Silesia, Poland Duchy of Brzeg, a duchy of Silesia from 1311 – 1675 Briec (Breton name Brieg), a town in Brittany Saint-Brieuc (Breton name Sant-Brieg), commune in the Côtes-d'Armor Department in Brittany in north-western France Brig, Switzerland