{{Use dmy dates|date=August 2023}} {{Infobox French commune |name = Treffrin |native name = Trefrin |commune status = [[Communes of France|Commune]] |image = Treffrin Iliz.jpg |caption = The church in Treffrin |coordinates = {{coord|48.2997|-3.5156|format=dms|display=inline,title}} |INSEE = 22351 |postal code = 22340 |arrondissement = Guingamp |canton = Rostrenen |mayor = Étienne Le Fer<ref>{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=2 December 2020|language=fr}}</ref> |term = 2020&ndash;2026 |intercommunality = Poher Communauté |elevation min m = 85 |elevation max m = 174 |area km2 = 7.47 |population = {{France metadata Wikidata|population_total}} |population date = {{France metadata Wikidata|population_as_of}} |population footnotes = {{France metadata Wikidata|population_footnotes}} }}

'''Treffrin''' ({{IPA|fr|tʁɛfʁɛ̃}}; {{Langx|br|Trefrin}}) is a [[Communes of France|commune]] in the [[Côtes-d'Armor]] [[Departments of France|department]] in [[Brittany (administrative region)|Brittany]] in northwestern [[France]].

==Population== {{Historical populations |align=left| 1962|253| 1968|256| 1975|367| 1982|550| 1990|608| 1999|572| 2008|550 }}

Inhabitants of Treffrin are called ''treffrinois'' in French.

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==See also== *[[Communes of the Côtes-d'Armor department]] *[[Goadec Sisters]]

==References== {{reflist}}

==External links== {{commons category}} *{{Search Mérimée|22351}}

{{Côtes-d'Armor communes}}

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[[Category:Communes of Côtes-d'Armor]]

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