Liddington Castle, locally called Liddington Camp, is a late Bronze Age and early Iron Age univallate hillfort in Liddington parish in the English county of Wiltshire, and a scheduled monument.

Liddington is a village and civil parish in the Borough of Swindon, England. The village is about a mile beyond the south-east edge of Swindon's built-up area, close to junction 15 of the M4 motorway, which is approximately 2 miles (3.2 km) away via the B4192.