Montbrison-sur-Lez

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

{{Infobox French commune

|name = Montbrison-sur-Lez

|commune status = Commune

|image = PrieuréMontbrison-sur-Lez(26)2.jpg

|caption = The priory of Montbrison-sur-Lez

|image coat of arms =

|arrondissement = Nyons

|canton = Grignan

|INSEE = 26192

|postal code = 26770

|mayor = Patrice Mery{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/en/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=9 August 2021|language=fr}}

|term = 2020–2026

|coordinates = {{coord|44.4378|5.0203|format=dms|display=inline,title}}

|elevation min m = 249

|elevation max m = 744

|area km2 = 12.83

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

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

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

}}

Montbrison-sur-Lez is a commune in the Drôme department in southeastern France.