| Fresnes-en-Saulnois | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Fresnes en Saulnois (Moselle).svg |
| Arrondissement: | Sarrebourg-Château-Salins |
| Canton: | Le Saulnois |
| Insee: | 57238 |
| Postal Code: | 57170 |
| Mayor: | Raphaël Ciaramella[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC du Saulnois |
| Coordinates: | 48.8406°N 6.4386°W |
| Elevation M: | 382 |
| Elevation Min M: | 243 |
| Elevation Max M: | 336 |
| Area Km2: | 12.89 |
Fresnes-en-Saulnois (German: Eschen am Wald) is a commune in the Moselle department in Grand Est in north-eastern France.