| Rivière-les-Fosses | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Rivière-les-Fosses.svg |
| Arrondissement: | Langres |
| Canton: | Villegusien-le-Lac |
| Insee: | 52425 |
| Postal Code: | 52190 |
| Mayor: | Édith Sellal[1] |
| Term: | 2021 - 2026 |
| Intercommunality: | Auberive Vingeanne et Montsaugeonnais |
| Coordinates: | 47.6597°N 5.2339°W |
| Elevation M: | 320 |
| Area Km2: | 17.94 |
Rivière-les-Fosses (in French pronounced as /ʁivjɛʁ le fos/) is a commune in the Haute-Marne department in north-eastern France.