| Lacave | |
| Commune Status: | Commune |
| Arrondissement: | Saint-Girons |
| Canton: | Portes du Couserans |
| Insee: | 09148 |
| Postal Code: | 09160 |
| Mayor: | Stéphane Garnier[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.0408°N 0.9981°W |
| Elevation M: | 325 |
| Elevation Min M: | 318 |
| Elevation Max M: | 466 |
| Area Km2: | 4.5 |
Lacave (in French pronounced as /lakav/; Occitan (post 1500);: Era Cava) is a commune in the Ariège department in southwestern France.