Signy-Montlibert

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

{{Expand French|topic=geo|date=December 2008|Signy-Montlibert}}

{{Infobox French commune

|name = Signy-Montlibert

|commune status = Commune

|image = Signy-Montlibert la Mairie.jpg

|caption = The town hall in Signy-Montlibert

|image coat of arms = Blason Signy-Montlibert.svg

|arrondissement = Sedan

|canton = Carignan

|INSEE = 08421

|postal code = 08370

|mayor = Josée Lefebvre{{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 =

|coordinates = {{coord|49.5797|5.3025|format=dms|display=inline,title}}

|elevation m = 194

|elevation min m =

|elevation max m =

|area km2 = 6.12

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

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

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

}}

Signy-Montlibert ({{IPA|fr|siɲi mɔ̃libɛʁ}}) is a commune in the Ardennes department in northern France.