Locmaria-Berrien

{{Infobox French commune

|name = Locmaria-Berrien

|native name = Lokmaria-Berrien

|image = Locmaria-Berrien 8 Le bourg.JPG

|caption = A general view towards the church in Locmaria-Berrien

|image coat of arms =

|coordinates = {{coord|48.3544|-3.6936|format=dms|display=inline,title}}

|INSEE = 29129

|postal code = 29690

|arrondissement = Châteaulin

|canton = Carhaix-Plouguer

|commune = Poullaouen

|elevation min m = 74

|elevation max m = 210

|area km2 = 17.20

|population = 203

|population date = 2022

|population footnotes = {{cite web|url=https://www.insee.fr/fr/statistiques/fichier/8290591/ensemble.pdf|title=Populations de référence 2022|language=fr|trans-title=Reference populations 2022|publisher=INSEE|date=December 2024}}

}}

Locmaria-Berrien ({{IPA|fr|lɔkmaʁja bɛʁjɛ̃}}; {{Langx|br|Lokmaria-Berrien}}) is a former commune in the Finistère department of Brittany in north-western France. On 1 January 2019, it was merged into the commune Poullaouen.[https://www.legifrance.gouv.fr/eli/arrete/2018/12/1/TERB1833431A/jo/texte Arrêté préfectoral] 1 December 2018 {{in lang|fr}}