Brain-sur-l'Authion

{{Infobox French commune

|name = Brain-sur-l'Authion

|arrondissement = Angers

|canton = Angers-7

|INSEE = 49042

|postal code = 49800

|commune = Loire-Authion

|coordinates = {{coord|47.4467|-0.4094|format=dms|display=inline,title}}

|elevation m = 21

|elevation min m = 15

|elevation max m = 43

|area km2 = 22.92

|population = 3440

|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}}

}}

Brain-sur-l'Authion ({{IPA|fr|bʁɛ̃ syʁ lotjɔ̃|-|LL-Q150 (fra)-Hélène (Hsarrazin)-Brain-sur-l’Authion.wav}}) is a former commune in the Maine-et-Loire department in western France. On 1 January 2016, it was merged into the new commune of Loire-Authion.[http://www.maine-et-loire.gouv.fr/IMG/pdf/AP_Commune_nouvelle_Loire-Authion.pdf Arrêté préfectoral] {{webarchive |url=https://web.archive.org/web/20151208231403/http://www.maine-et-loire.gouv.fr/IMG/pdf/AP_Commune_nouvelle_Loire-Authion.pdf |date=December 8, 2015 }} 7 December 2015