| Country: | England |
| Official Name: | Long Common |
| Coordinates: | 50.9333°N -1.2833°W |
| Shire District: | Winchester |
| Shire County: | Hampshire |
| Region: | South East England |
| Constituency Westminster: | Eastleigh |
| Post Town: | SOUTHAMPTON |
| Postcode District: | SO32 |
| Postcode Area: | SO |
| Dial Code: | 01962 |
| Os Grid Reference: | SU5045815120 |
Long Common is a village in the civil parish of Botley in the Eastleigh district of Hampshire, England. It lies approximately 5.6 miles (9.0 km) north-east from Southampton.