| Vaux-sur-Saint-Urbain | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Vaux sur saint urbain.svg |
| Arrondissement: | Saint-Dizier |
| Canton: | Joinville |
| Insee: | 52511 |
| Postal Code: | 52300 |
| Mayor: | Christelle Piot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Bassin de Joinville en Champagne |
| Coordinates: | 48.3761°N 5.2092°W |
| Elevation M: | 300 |
| Elevation Min M: | 203 |
| Elevation Max M: | 371 |
| Area Km2: | 6.4 |
| Demonym: | Vauxois, Vauxoises |
Vaux-sur-Saint-Urbain (in French pronounced as /vo syʁ sɛ̃.t‿yʁbɛ̃/, literally Vaux on Saint-Urbain) is a commune in the Haute-Marne department in north-eastern France.