| Ronchin | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ronchin.svg |
| Arrondissement: | Lille |
| Canton: | Lille-4 |
| Insee: | 59507 |
| Postal Code: | 59790 |
| Mayor: | Jean-Michel Lemoisne[1] |
| Term: | 2023 - 2026 |
| Intercommunality: | Métropole Européenne de Lille |
| Coordinates: | 50.6053°N 3.0886°W |
| Elevation M: | 40 |
| Elevation Min M: | 28 |
| Elevation Max M: | 57 |
| Area Km2: | 5.42 |
Ronchin (in French pronounced as /ʁɔ̃ʃɛ̃/) is a commune in the Nord department, Hauts-de-France, France. It is part of the European Metropolis of Lille.[2]