| Illeville-sur-Montfort | |
| Commune Status: | Commune |
| Arrondissement: | Bernay |
| Canton: | Pont-Audemer |
| Insee: | 27349 |
| Postal Code: | 27290 |
| Mayor: | Vladimir Hangard[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.3269°N 0.7275°W |
| Elevation M: | 144 |
| Elevation Min M: | 42 |
| Elevation Max M: | 144 |
| Area Km2: | 14.95 |
Illeville-sur-Montfort (in French pronounced as /ilvil syʁ mɔ̃fɔʁ/, literally Illeville on Montfort) is a commune in the Eure department in northern France.