| Fontaine-lès-Vervins | |
| Commune Status: | Commune |
| Arrondissement: | Vervins |
| Canton: | Vervins |
| Insee: | 02321 |
| Postal Code: | 02140 |
| Mayor: | Laurent Marlot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Thiérache du Centre |
| Coordinates: | 49.8542°N 3.9025°W |
| Elevation M: | 184 |
| Elevation Min M: | 123 |
| Elevation Max M: | 215 |
| Area Km2: | 19.74 |
Fontaine-lès-Vervins (in French pronounced as /fɔ̃tɛn lɛ vɛʁvɛ̃/, literally Fontaine near Vervins) is a commune in the Aisne department in Hauts-de-France in northern France.