| Cosnes-et-Romain | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Cosnes-et-Romain 54.svg |
| Arrondissement: | Briey |
| Canton: | Mont-Saint-Martin |
| Insee: | 54138 |
| Postal Code: | 54400 |
| Mayor: | Cédric Aceti[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Grand Longwy Agglomération |
| Coordinates: | 49.52°N 5.7119°W |
| Elevation M: | 390 |
| Elevation Min M: | 262 |
| Elevation Max M: | 400 |
| Area Km2: | 16.23 |
Cosnes-et-Romain (in French pronounced as /kon e ʁɔmɛ̃/) is a commune in the Meurthe-et-Moselle department in north-eastern France.