| Herpy-l'Arlésienne | |
| Commune Status: | Commune |
| Arrondissement: | Rethel |
| Canton: | Château-Porcien |
| Insee: | 08225 |
| Postal Code: | 08360 |
| Mayor: | Claude Régnier[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.5239°N 4.2094°W |
| Elevation M: | 78 |
| Area Km2: | 10.64 |
Herpy-l'Arlésienne is a commune in the Ardennes department in northern France.