| Official Name: | Gun Hill |
| Country: | England |
| Region: | South East England |
| Os Grid Reference: | TQ5657514596 |
| Coordinates: | 50.9096°N 0.2257°W |
| Post Town: | HEATHFIELD |
| Postcode Area: | TN |
| Postcode District: | TN21 |
| Dial Code: | 01323 |
| Constituency Westminster: | Wealden |
| Shire District: | Wealden |
| Civil Parish: | Chiddingly |
| Shire County: | East Sussex |
| Static Image Name: | Gun_Hill_Oast,_Chiddingly_Road,_Horam,_East_Sussex_-_geograph.org.uk_-_789187.jpg |
| Static Image Caption: | Oast house on Chiddingly Road |
Gun Hill is a hamlet in the civil parish of Chiddingly in the Wealden district of East Sussex, England. It is one of the seven hills of the parish in which it stands.[1] Its nearest town is Uckfield, which lies approximately north-west from the village. The hamlet is where Wealden and Wealdway cheeses are produced.[2]