| Lautignac | |
| Commune Status: | Commune |
| Arrondissement: | Muret |
| Canton: | Cazères |
| Insee: | 31283 |
| Postal Code: | 31370 |
| Mayor: | Monique Pellizzer[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.3825°N 1.0581°W |
| Elevation M: | 310 |
| Elevation Min M: | 281 |
| Elevation Max M: | 351 |
| Area Km2: | 17.77 |
Lautignac (in French pronounced as /lotiɲak/; Occitan (post 1500);: Lautinhac) is a commune in the Haute-Garonne department in southwestern France.
Communes of the Haute-Garonne department