| Signy-le-Petit | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Signy-le-Petit.svg |
| Arrondissement: | Charleville-Mézières |
| Canton: | Rocroi |
| Insee: | 08420 |
| Postal Code: | 08380 |
| Mayor: | Béatrice Cardon[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 49.9044°N 4.2806°W |
| Elevation M: | 232 |
| Area Km2: | 38.72 |
Signy-le-Petit (in French pronounced as /siɲi lə pəti/) is a commune in the Ardennes department in northern France.