| Lusignac | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lusignac (Dordogne).svg |
| Arrondissement: | Périgueux |
| Canton: | Ribérac |
| Insee: | 24247 |
| Postal Code: | 24320 |
| Mayor: | Ludovic Gillaizeau[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.3281°N 0.3125°W |
| Elevation M: | 150 |
| Elevation Min M: | 62 |
| Elevation Max M: | 184 |
| Area Km2: | 7.88 |
Lusignac (in French pronounced as /lyziɲak/; Occitan (post 1500);: Lusinhac) is a commune in the Dordogne department in Nouvelle-Aquitaine in southwestern France.