| Ergnies | |
| Commune Status: | Commune |
| Arrondissement: | Abbeville |
| Canton: | Rue |
| Insee: | 80281 |
| Postal Code: | 80690 |
| Mayor: | Damien Briet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Ponthieu-Marquenterre |
| Elevation M: | 105 |
| Elevation Min M: | 84 |
| Elevation Max M: | 117 |
| Area Km2: | 1.96 |
Ergnies (in French pronounced as /ɛʁɲi/; Picard: Arni) is a commune in the Somme department in Hauts-de-France in northern France.
Ergnies is situated on the D46 road, some 10miles east of Abbeville.