Yffiniac

{{short description|Commune in Brittany, France}}

{{Use dmy dates|date=August 2023}}

{{Infobox French commune

|name = Yffiniac

|native name = Ilfinieg

|commune status = Commune

|image = YffiniacMairie.jpg

|caption = Town hall

|image coat of arms = CoA fr Yffiniac.svg

|coordinates = {{coord|48.4858|-2.6761|format=dms|display=inline,title}}

|INSEE = 22389

|postal code = 22120

|arrondissement = Saint-Brieuc

|canton = Trégueux

|mayor = Denis Hamayon{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|publisher=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=13 September 2022|language=fr}}

|term = 2020–2026

|intercommunality = Saint-Brieuc Armor

|elevation min m = 5

|elevation max m = 147

|area km2 = 17.44

|population = {{France metadata Wikidata|population_total}}

|population date = {{France metadata Wikidata|population_as_of}}

|population footnotes = {{France metadata Wikidata|population_footnotes}}

|image flag = Drapeau Yffiniac.svg}}

Yffiniac ({{IPA|fr|ifiɲak|-|LL-Q150 (fra)-Marxav-Yffiniac.wav}}; {{Langx|br|Ilfinieg}}; Gallo: Finyac) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.