Trégon (French pronunciation: [tʁeɡɔ̃]; Breton: Tregon-Poudour) is a former commune in the Côtes-d'Armor department of Brittany in northwestern France. On 1 January 2017, it was merged into the new commune Beaussais-sur-Mer.[2]
Inhabitants of Trégon are called trégonnais in French.
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