| Lachapelle-sous-Rougemont | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lachapelle-sous-Rougemont (Territoire de Belfort).svg |
| Coordinates: | 47.7131°N 7.0164°W |
| Insee: | 90058 |
| Postal Code: | 90360 |
| Arrondissement: | Belfort |
| Canton: | Giromagny |
| Mayor: | Éric Parrot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Vosges du Sud |
| Elevation Min M: | 372 |
| Elevation Max M: | 403 |
| Area Km2: | 4.89 |
Lachapelle-sous-Rougemont (in French pronounced as /laʃapɛl su ʁuʒmɔ̃/, literally Lachapelle under Rougemont) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.