| Subject Name: | Montmelon |
| Municipality Type: | former |
| Canton: | Jura |
| Iso-Code-Region: | CH-JU |
| Coordinates: | 47.35°N 18°W |
| Postal Code: | 2883 |
| Municipality Code: | 6797 |
| Area: | 11.97 |
| Elevation: | 594 |
| Population: | 114 |
| Populationof: | 2003 |
| Places: | Montmelon-Dessus, Montmelon-Dessous, Ravines |
Montmelon is a village and former municipality in the district of Porrentruy in the canton of Jura in Switzerland.Since January 1, 2009 it is a part of the new municipality Clos du Doubs.
The municipality was composed of several villages (Montmelon-Dessus, Montmelon-dessous, Ravines) and of many dispersed farms. The municipality had approximately 100 inhabitants, many of whom are farmers.