| Type: | commune |
| County: | Ilfov |
| Cornetu | |
| Leader Name: | Adrian Eduard Stoica |
| Leader Party: | PNL |
| Leader Term: | 2020 - 2024 |
| Coordinates: | 44.35°N 82°W |
| Elevation: | 77 |
| Area Total: | 17.12 |
| Population Total: | auto |
| Postal Code: | 77070 |
| Area Code: | +(40) 21 |
Cornetu is a commune in the south-west of Ilfov County, Muntenia, Romania. In Romanian, its name signifies a forest of European Cornel (Cornus mas) trees. It is composed of two villages, Buda and Cornetu.