| Voncq | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Voncq.svg |
| Arrondissement: | Vouziers |
| Canton: | Attigny |
| Insee: | 08489 |
| Postal Code: | 08400 |
| Mayor: | Marie-France Kubiak[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Crêtes Préardennaises |
| Coordinates: | 49.4714°N 4.6656°W |
| Elevation M: | 160 |
| Elevation Min M: | 82 |
| Elevation Max M: | 194 |
| Area Km2: | 19.87 |
Voncq (in French pronounced as /vɔ̃k/) is a commune in the Ardennes department and Grand Est region of north-eastern France.