| Mondelange | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Mondelange 57.svg |
| Arrondissement: | Thionville |
| Canton: | Fameck |
| Insee: | 57474 |
| Postal Code: | 57300 |
| Mayor: | Rémy Sadocco[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Rives de Moselle |
| Coordinates: | 49.2633°N 6.1694°W |
| Elevation M: | 212 |
| Elevation Min M: | 154 |
| Elevation Max M: | 162 |
| Area Km2: | 4.1 |
Mondelange (in French pronounced as /mɔ̃dlɑ̃ʒ/;) is a commune in the Moselle department in Grand Est in north-eastern France.