| Lachaise | |
| Commune Status: | Commune |
| Arrondissement: | Cognac |
| Canton: | Charente-Sud |
| Insee: | 16176 |
| Postal Code: | 16300 |
| Mayor: | Pascal Bonnaud[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | 4B Sud-Charente |
| Coordinates: | 45.5225°N -0.2372°W |
| Elevation M: | 38 |
| Elevation Min M: | 27 |
| Elevation Max M: | 68 |
| Area Km2: | 9.43 |
Lachaise (in French pronounced as /laʃɛz/) is a commune in the Charente department in southwestern France.