Great Thorness
| Great Thorness | |
|---|---|
 Great Thorness | |
  Great Thorness Location within the Isle of Wight | |
| OS grid reference | SZ452925 |
| Civil parish | |
| Unitary authority | |
| Ceremonial county | |
| Region | |
| Country | England |
| Sovereign state | United Kingdom |
| Post town | NEWPORT |
| Postcode district | PO30 |
| Dialling code | 01983 |
| Police | Hampshire and Isle of Wight |
| Fire | Hampshire and Isle of Wight |
| Ambulance | Isle of Wight |
| UK Parliament | |
Great Thorness is a settlement in the civil parish of Calbourne, Newtown and Porchfield, on the Isle of Wight, off the south coast of England.
The hamlet lies near the north-west coast of the island and Thorness Bay. Great Thorness is approximately 4 miles (6.4 km) north-west of Newport.