| Coincy | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Coincy (Moselle).svg |
| Arrondissement: | Metz |
| Canton: | Le Pays Messin |
| Insee: | 57145 |
| Postal Code: | 57530 |
| Mayor: | Michel Herencia[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Haut Chemin - Pays de Pange |
| Coordinates: | 49.11°N 6.2836°W |
| Elevation Min M: | 194 |
| Elevation Max M: | 259 |
| Area Km2: | 7.15 |
Coincy (in French pronounced as /kwɛ̃si/; German: Konzich) is a commune in the Moselle department in Grand Est in north-eastern France.