| Barchain | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Barchain (Moselle).svg |
| Arrondissement: | Sarrebourg-Château-Salins |
| Canton: | Phalsbourg |
| Insee: | 57050 |
| Postal Code: | 57830 |
| Mayor: | Roger Unternehr[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 48.7081°N 6.9631°W |
| Elevation Min M: | 282 |
| Elevation Max M: | 312 |
| Area Km2: | 1.7 |
Barchain (in French pronounced as /baʁʃɛ̃/;) is a commune in the Moselle department in Grand Est in northeastern France.