MerléacMerléac is a commune in the Côtes-d'Armor department of Brittany in northwestern France.WWW merleac.frPopulationInhabitants of Merléac are called merléaciens in French.SightsThe Saint-Jacques chapel in the hamlet of Saint-Léon, which is located on the territory of the commune of Merléac, was declared a historic site on December 1, 1908.