| Happencourt | |
| Commune Status: | Commune |
| Arrondissement: | Saint-Quentin |
| Canton: | Ribemont |
| Insee: | 02367 |
| Postal Code: | 02480 |
| Mayor: | Damien Nicolas[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Saint-Quentinois |
| Coordinates: | 49.7786°N 3.1881°W |
| Elevation M: | 89 |
| Elevation Min M: | 63 |
| Elevation Max M: | 101 |
| Area Km2: | 5.18 |
Happencourt (in French pronounced as /apɑ̃kuʁ/) is a commune in the Aisne department in Hauts-de-France in northern France.