| Breilly | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason alias ville fr Breilly (Somme).svg |
| Arrondissement: | Amiens |
| Canton: | Ailly-sur-Somme |
| Insee: | 80137 |
| Postal Code: | 80470 |
| Mayor: | Louis Lagrange[1] |
| Term: | 2022 - 2026 |
| Intercommunality: | CC Nièvre et Somme |
| Coordinates: | 49.9353°N 2.1808°W |
| Elevation M: | 17 |
| Elevation Min M: | 12 |
| Elevation Max M: | 101 |
| Area Km2: | 5.73 |
Breilly (in French pronounced as /bʁɛji/) is a commune in the Somme department in Hauts-de-France in northern France.
Breilly is situated on the D1235 road, by the banks of the river Somme, some 4miles northwest of Amiens.