| Valmestroff | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Valmestroff 57.svg |
| Arrondissement: | Thionville |
| Canton: | Metzervisse |
| Insee: | 57689 |
| Postal Code: | 57970 |
| Mayor: | Jean Zordan[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC de l'Arc mosellan |
| Coordinates: | 49.3614°N 6.2642°W |
| Elevation M: | 200 |
| Elevation Min M: | 155 |
| Elevation Max M: | 256 |
| Area Km2: | 3.78 |
Valmestroff (pronounced as /fr/; de|Walmesdorf) is a commune in the Moselle department in Grand Est in north-eastern France.