| Vieux-Mesnil | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Vieux-Mesnil (Nord).svg |
| Arrondissement: | Avesnes-sur-Helpe |
| Canton: | Aulnoye-Aymeries |
| Insee: | 59617 |
| Postal Code: | 59138 |
| Mayor: | Alain Lienard[1] |
| Term: | 2023 - 2026 |
| Intercommunality: | CA Maubeuge Val de Sambre |
| Coordinates: | 50.255°N 3.865°W |
| Elevation M: | 156 |
| Elevation Min M: | 131 |
| Elevation Max M: | 162 |
| Area Km2: | 5.95 |
Vieux-Mesnil (in French pronounced as /vjø menil/) is a commune in the Nord department in northern France.[2] It is located 7 km southeast from the town of Bavay and 8 km southwest from Maubeuge.