Buckhorn Weston is a village and civil parish in the English county of Dorset, situated in the Blackmore Vale in the North Dorset administrative district, about 3 miles (4.8 km) west of the town of Gillingham. It lies on the western edge of the former royal hunting ground of Gillingham Forest. The underlying geology is Oxford clay and Corallian limestone. In the 2011 census the civil parish had a population of 356.