| Lanques-sur-Rognon | |
| Commune Status: | Commune |
| Arrondissement: | Chaumont |
| Canton: | Nogent |
| Insee: | 52271 |
| Postal Code: | 52800 |
| Mayor: | Michelle Pettini[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Chaumont |
| Coordinates: | 48.0878°N 5.3706°W |
| Elevation M: | 360 |
| Area Km2: | 13.12 |
Lanques-sur-Rognon (pronounced as /fr/) is a commune in the Haute-Marne department in north-eastern France.