| Passy-Grigny | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Passy-Grigny.svg |
| Arrondissement: | Épernay |
| Canton: | Dormans-Paysages de Champagne |
| Insee: | 51425 |
| Postal Code: | 51700 |
| Mayor: | Fabrice Hubert[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Paysages de la Champagne |
| Coordinates: | 49.1269°N 3.6792°W |
| Elevation M: | 104 |
| Area Km2: | 11.99 |
Passy-Grigny (in French pronounced as /pasi ɡʁiɲi/) is a commune in the Marne department in north-eastern France.
thumb|left|Commandry of Passy-Grigny.