| Merfy | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Merfy 51.svg |
| Arrondissement: | Reims |
| Canton: | Bourgogne-Fresne |
| Insee: | 51362 |
| Postal Code: | 51220 |
| Mayor: | Marie Roze[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CU Grand Reims |
| Coordinates: | 49.2969°N 3.9489°W |
| Elevation M: | 142 |
| Area Km2: | 6.69 |
Merfy (in French pronounced as /mɛʁfi/) is a commune in the Marne department in north-eastern France.