| Faissault | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Faissault (Ardennes).svg |
| Arrondissement: | Rethel |
| Canton: | Signy-l'Abbaye |
| Insee: | 08163 |
| Postal Code: | 08270 |
| Mayor: | Jean-François Bouchat[1] |
| Term: | 2022 - 2026 |
| Intercommunality: | Crêtes Préardennaises |
| Coordinates: | 49.6081°N 4.5103°W |
| Elevation M: | 180 |
| Area Km2: | 6.07 |
Faissault (in French pronounced as /fɛso/) is a commune in the Ardennes department in northern France.