| Clairfontaine | |
| Commune Status: | Commune |
| Arrondissement: | Vervins |
| Canton: | Vervins |
| Insee: | 02197 |
| Postal Code: | 02260 |
| Mayor: | Régis Tricoteaux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Thiérache du Centre |
| Coordinates: | 49.9806°N 3.9861°W |
| Elevation M: | 238 |
| Elevation Min M: | 152 |
| Elevation Max M: | 239 |
| Area Km2: | 14.31 |
Clairfontaine (in French pronounced as /klɛʁfɔ̃tɛn/) is a commune in the Aisne department in Hauts-de-France in northern France.