| Festieux | |
| Commune Status: | Commune |
| Arrondissement: | Laon |
| Canton: | Laon-2 |
| Insee: | 02309 |
| Postal Code: | 02840 |
| Mayor: | Benoît Buvry[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Pays de Laon |
| Coordinates: | 49.5231°N 3.7544°W |
| Elevation M: | 20 |
| Elevation Min M: | 89 |
| Elevation Max M: | 208 |
| Area Km2: | 6.67 |
Festieux (pronounced as /fr/) is a commune in the Aisne department in Hauts-de-France in northern France.