Retheuil

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

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

{{Infobox French commune

|name = Retheuil

|commune status = Commune

|image = Retheuil (Aisne) mairie.JPG

|caption = The town hall of Retheuil

|image coat of arms = Blason ville fr Retheuil (Aisne).svg

|arrondissement = Soissons

|canton = Villers-Cotterêts

|INSEE = 02644

|postal code = 02600

|mayor = Vincent Siodmak{{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

|intercommunality =

|coordinates = {{coord|49.3225|3.0111|format=dms|display=inline,title}}

|elevation m = 185

|elevation min m = 67

|elevation max m = 243

|area km2 = 14.87

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

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

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

}}

Retheuil ({{IPA|fr|ʁətœj}}) is a commune in the Aisne department in Hauts-de-France in northern France.