Mareuil, Dordogne

{{Infobox French commune

|name = Mareuil

|image = Mareuil château (3).JPG

|caption = Chateau

|image coat of arms = Blason ville fr Mareuil (Dordogne).svg

|arrondissement = Nontron

|canton = Brantôme

|commune = Mareuil en Périgord

|INSEE = 24253

|postal code = 24340

|coordinates = {{coord|45.4514|0.4531|format=dms|display=inline,title}}

|elevation m = 124

|elevation min m = 105

|elevation max m = 207

|area km2 = 25.13

|population = 1054

|population date = 2022

|population footnotes = {{cite web|url=https://www.insee.fr/fr/statistiques/fichier/8290591/ensemble.pdf|title=Populations de référence 2022|language=fr|trans-title=Reference populations 2022|publisher=INSEE|date=December 2024}}

}}

Mareuil ({{IPA|fr|maʁœj}}; Limousin: Maruelh), known locally as Mareuil-sur-Belle, is a former commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France. On 1 January 2017, it was merged into the new commune Mareuil en Périgord.[https://www.legifrance.gouv.fr/eli/arrete/2016/9/26/INTB1627525A/jo/texte Arrêté préfectoral] 26 September 2016 {{in lang|fr}} It was the birthplace of the troubadour Arnaut de Mareuil and of historian Michel Tardieu (born 1938).