| Haulchin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Haulchin (59) Nord-France.svg |
| Arrondissement: | Valenciennes |
| Canton: | Aulnoy-lez-Valenciennes |
| Insee: | 59288 |
| Postal Code: | 59121 |
| Mayor: | Bruno Raczkiewicz[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Porte du Hainaut |
| Coordinates: | 50.318°N 3.437°W |
| Elevation M: | 42 |
| Elevation Min M: | 27 |
| Elevation Max M: | 72 |
| Area Km2: | 5.15 |
Haulchin (in French pronounced as /olʃɛ̃/) is a commune in the Nord department in northern France.[2]