Thorncombe Beacon is a hill situated between Bridport and Charmouth in Dorset, England. It lies about 1 km west of Eype Mouth and 2 km east of Seatown. It is in the very south-west part of Symondsbury parish close to the parish of Chideock. It lies close to the South West Coast Path and the Monarch's Way, which skirt the hilltop. It is 157m high, compared to 191m for Golden Cap which lies about 3 km to the west.