Canton of Trégueux

The canton of Trégueux is an administrative division of the Côtes-d'Armor department, northwestern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Trégueux.

It consists of the following communes:
 * 1) Hillion
 * 2) Langueux
 * 3) Trégueux
 * 4) Yffiniac