| Fons-sur-Lussan | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Fons-sur-Lussan (30).svg |
| Arrondissement: | Nîmes |
| Canton: | Alès-2 |
| Insee: | 30113 |
| Postal Code: | 30580 |
| Mayor: | Jean-Bernard Guihermet[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays d'Uzès |
| Coordinates: | 44.1864°N 4.3297°W |
| Elevation M: | 290 |
| Elevation Min M: | 268 |
| Elevation Max M: | 474 |
| Area Km2: | 10.49 |
Fons-sur-Lussan (in French pronounced as /fɔ̃ syʁ lysɑ̃/, literally Fons on Lussan; Occitan (post 1500);: Fonts de Lussan) is a commune in the Gard department in southern France.