| Dalstein | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Dalstein.svg |
| Arrondissement: | Forbach-Boulay-Moselle |
| Canton: | Bouzonville |
| Insee: | 57167 |
| Postal Code: | 57320 |
| Mayor: | Claude Brignon[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Bouzonvillois - Trois Frontières |
| Coordinates: | 49.3086°N 6.4114°W |
| Elevation M: | 234 |
| Elevation Min M: | 222 |
| Elevation Max M: | 337 |
| Area Km2: | 3.97 |
Dalstein (de|Dalstein) is a commune in the Moselle department in Grand Est in north-eastern France.