| Mormant | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Mormant.svg |
| Coordinates: | 48.6078°N 2.8908°W |
| Insee: | 77317 |
| Postal Code: | 77720 |
| Arrondissement: | Provins |
| Canton: | Nangis |
| Mayor: | Pierre-Yves Nicot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Brie Nangissienne |
| Elevation Min M: | 100 |
| Elevation Max M: | 122 |
| Area Km2: | 16.60 |
Mormant (in French pronounced as /mɔʁmɑ̃/) is a commune in the Seine-et-Marne departement in the Île-de-France region in north-central France. Mormant station has rail connections to Provins, Longueville and Paris.
The inhabitants are called Mormantais in French.