Blanzy

{{Infobox French commune

|name = Blanzy

|commune status = Commune

|image = Blanzy - Mairie.JPG

|caption = Town hall

|image coat of arms = Blason Blanzy.svg

|INSEE = 71040

|postal code = 71450

|arrondissement = Autun

|canton = Blanzy

|mayor = Hervé Mazurek{{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}}

|term = 2020–2026

|intercommunality = CU Creusot Montceau

|coordinates = {{coord|46.7047|4.3911|format=dms|display=inline,title}}

|elevation min m = 277

|elevation max m = 399

|area km2 = 39.95

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

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

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

}}

Blanzy ({{IPA|fr|blɑ̃zi}}) is a commune in the Saône-et-Loire department in the region of Bourgogne-Franche-Comté in eastern France.