| Coulonvillers | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Coulonvillers 80.svg |
| Arrondissement: | Abbeville |
| Canton: | Rue |
| Insee: | 80215 |
| Postal Code: | 80135 |
| Mayor: | James Hecquet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Ponthieu-Marquenterre |
| Coordinates: | 50.1431°N 2.0078°W |
| Elevation M: | 110 |
| Elevation Min M: | 60 |
| Elevation Max M: | 132 |
| Area Km2: | 9.47 |
Coulonvillers is a commune in the Somme department in Hauts-de-France in northern France.
Situated on the N925 road, some 8miles east of Abbeville.