Greenham and Crookham Commons
| Site of Special Scientific Interest | |
| Crookham Common | |
| Location | Berkshire | 
|---|---|
| Grid reference | SU 501 644 | 
| Coordinates | 51°22′34″N 1°16′55″W / 51.376°N 1.282°W | 
| Interest | Biological | 
| Area | 280.5 hectares (693 acres) | 
| Notification | 1994 | 
| Location map | Magic Map | 
Greenham and Crookham Commons are two adjoining public park areas of 280.5-hectare (693-acre) common land designated as a biological Site of Special Scientific Interest (SSSI) in the civil parishes of Greenham and Thatcham, on the southern outskirts of Newbury in the English county of Berkshire.