Sy, Ardennes

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

{{Expand French|topic=geo|date=December 2008|Sy (Ardennes)}}

{{Infobox French commune

|name = Sy

|commune status = Commune

|image = Sy-FR-08-A-13.JPG

|caption = The church in Sy

|image coat of arms = Blason Sy.svg

|arrondissement = Rethel

|canton = Vouziers

|INSEE = 08434

|postal code = 08390

|mayor = Bruno Deswaene{{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 = Argonne Ardennaise

|coordinates = {{coord|49.5161|4.8716|format=dms|display=inline,title}}

|elevation m = 180

|elevation min m = 176

|elevation max m = 267

|area km2 = 7.97

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

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

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

}}

Sy ({{IPA|fr|si}}) is a commune in the Ardennes department in northern France.