Saint-Goazec (French pronunciation: [sɛ̃ ɡwazɛk]; Breton: Sant-Wazeg) in commune in the Finistère department of Brittany in northwestern France.

Inhabitants of Saint-Goazec are called in French Saint-Goaziens.

Saint-Goazec lies on the northern slope of the Montagnes Noires (french, Black Mountains).

The canal de Nantes à Brest, which is the canalized river Aulne, forms the commune's northern border.

This Finistère geographical article is a stub.