| Bucilly | |
| Commune Status: | Commune |
| Arrondissement: | Vervins |
| Canton: | Hirson |
| Insee: | 02130 |
| Postal Code: | 02500 |
| Mayor: | Christian Legrand[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Trois Rivières |
| Coordinates: | 49.8778°N 4.0936°W |
| Elevation M: | 159 |
| Elevation Min M: | 152 |
| Elevation Max M: | 236 |
| Area Km2: | 12.85 |
Bucilly is a commune in the department of Aisne in Hauts-de-France in northern France.