| Mary-sur-Marne | |
| Commune Status: | Commune |
| Coordinates: | 49.01°N 3.03°W |
| Insee: | 77280 |
| Postal Code: | 77440 |
| Arrondissement: | Meaux |
| Canton: | La Ferté-sous-Jouarre |
| Mayor: | Yves Parigi[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays de l'Ourcq |
| Elevation Min M: | 44 |
| Elevation Max M: | 123 |
| Area Km2: | 2.22 |
Mary-sur-Marne (in French maʁi syʁ maʁn/) is a commune in the Seine-et-Marne department in the Île-de-France region in north-central France.
Inhabitants are called Marysiens.