Ponthoux

{{Infobox French commune

|name = Ponthoux

|image = 83-Jura-39-Ponthoux-mairie.jpg

|caption = Town hall

|coordinates = {{coord|46.3961|5.8117|format=dms|display=inline,title}}

|INSEE = 39438

|postal code = 39170

|arrondissement = Saint-Claude

|canton = Saint-Lupicin

|commune = Lavans-lès-Saint-Claude

|elevation min m = 420

|elevation max m = 890

|area km2 = 2.18

|population = 83

|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}}

}}

Ponthoux ({{IPA|fr|pɔ̃tu}}) is a former commune in the Jura department in Bourgogne-Franche-Comté in eastern France. On 1 January 2016, it was merged into the commune of Lavans-lès-Saint-Claude.[https://www.legifrance.gouv.fr/eli/arrete/2015/10/28/INTB1525725A/jo/texte/fr Arrêté préfectoral] 28 October 2015