| Wailly | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Wailly.svg |
| Arrondissement: | Arras |
| Canton: | Arras-1 |
| Insee: | 62869 |
| Postal Code: | 62217 |
| Mayor: | Michaël Audegond[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CU Arras |
| Coordinates: | 50.2472°N 2.7233°W |
| Elevation M: | 84 |
| Elevation Min M: | 68 |
| Elevation Max M: | 111 |
| Area Km2: | 9.83 |
Wailly (in French pronounced as /waji/) is a commune in the Pas-de-Calais department in the Hauts-de-France region of France.[2]
Wailly is situated some 4miles southwest of Arras, at the junction of the D3 and the C1 roads.