Clastres

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

{{For|the French anthropologist|Pierre Clastres}}

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

{{Infobox French commune

|name = Clastres

|commune status = Commune

|image = Clastres (Aisne) mairie.JPG

|caption = The town hall and schools of Clastres

|image coat of arms = Blason ville fr Clastres 02.svg

|arrondissement = Saint-Quentin

|canton = Ribemont

|INSEE = 02199

|postal code = 02440

|mayor = Jean-Louis Gasdon{{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=13 September 2022|language=fr}}

|term = 2020–2026

|intercommunality = CA Saint-Quentinois

|coordinates = {{coord|49.7461|3.2328|format=dms|display=inline,title}}

|elevation m = 79

|elevation min m = 63

|elevation max m = 95

|area km2 = 8.24

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

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

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

}}

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