| Esmery-Hallon | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Esmery-Hallon 80.svg |
| Arrondissement: | Péronne |
| Canton: | Ham |
| Insee: | 80284 |
| Postal Code: | 80400 |
| Mayor: | François Laloi[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Est de la Somme |
| Coordinates: | 49.7175°N 3.0106°W |
| Elevation M: | 70 |
| Elevation Min M: | 57 |
| Elevation Max M: | 87 |
| Area Km2: | 18.9 |
Esmery-Hallon (pronounced as /fr/; pcd|Inmery-Hallon) is a commune in the Somme department in Hauts-de-France in northern France.
The commune is situated on the D186 and D17 junction, some 15miles southwest of Saint-Quentin.