| Blennes | |
| Commune Status: | Commune |
| Coordinates: | 48.2583°N 3.0244°W |
| Insee: | 77035 |
| Postal Code: | 77940 |
| Arrondissement: | Provins |
| Canton: | Nemours |
| Mayor: | Pascal Dalicieux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Pays de Montereau |
| Elevation Min M: | 98 |
| Elevation Max M: | 162 |
| Area Km2: | 20.29 |
Blennes (in French pronounced as /blɛn/) is a commune in the Seine-et-Marne department in the Île-de-France region in north-central France.
The inhabitants are called Blennois.