| Romagny-sous-Rougemont | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Romagny-sous-Rougemont.svg |
| Coordinates: | 47.7183°N 6.9683°W |
| Insee: | 90086 |
| Postal Code: | 90110 |
| Arrondissement: | Belfort |
| Canton: | Giromagny |
| Mayor: | Jean-Marie Hugard[1] |
| Term: | 2021 - 2026 |
| Elevation Min M: | 390 |
| Elevation Max M: | 538 |
| Area Km2: | 2.47 |
Romagny-sous-Rougemont (in French pronounced as /ʁɔmaɲi su ʁuʒmɔ̃/, literally Romagny under Rougemont) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.