| Kernilis | |
| Native Name: | Kerniliz |
| Commune Status: | Commune |
| Image Coat Of Arms: | COA fr Kernilis.svg |
| Coordinates: | 48.5719°N -4.4178°W |
| Insee: | 29093 |
| Postal Code: | 29260 |
| Arrondissement: | Brest |
| Canton: | Lesneven |
| Mayor: | Sandra Roudaut[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Lesneven Côte des Légendes |
| Elevation Min M: | 6 |
| Elevation Max M: | 77 |
| Area Km2: | 10.13 |
Kernilis (in French pronounced as /kɛʁnilis/; Breton: Kerniliz) is a commune in the Finistère department of Brittany in northwestern France.
Inhabitants of Kernilis are called in French Kernilisiens.