Ploubazlanec (French pronunciation: [plubazlanɛk]; Breton: Plaeraneg) is a commune in the Côtes-d'Armor department in Brittany in northwestern France.

The name Ploubazlanec is typically Breton, "plou" meaning "land of".

Ploubazlanec is the embarkation point for boats to the Île-de-Bréhat.

The place was made famous by the French novel by Pierre Loti, Pêcheur d'Islande.

Inhabitants of Ploubazlanec are called ploubazlanecains in French.