Liart

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

{{Expand French|topic=geo|date=December 2008|Liart}}

{{Infobox French commune

|name = Liart

|commune status = Commune

|image = Mairie de Liart - panoramio.jpg

|caption = The town hall in Liart

|image coat of arms = Blason ville fr Liart (Ardennes).svg

|arrondissement = Charleville-Mézières

|canton = Signy-l'Abbaye

|INSEE = 08254

|postal code = 08290

|mayor = Jacques Génon{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|publisher=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=16 April 2024|language=fr}}

|term = 2024–2026

|intercommunality = Ardennes Thiérache

|coordinates = {{coord|49.7708|4.3422|format=dms|display=inline,title}}

|elevation m = 226

|elevation min m =

|elevation max m =

|area km2 = 13.44

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

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

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

}}

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