Little Somerford is a village and civil parish in Wiltshire, England, 3 miles southeast of Malmesbury and 7.5 miles northeast of Chippenham. The northern boundary of the parish follows approximately the B4040 Malmesbury–Swindon road. The Bristol Avon forms part of the boundary to the west and south, and its tributary the Brinkworth Brook forms part of the southeastern boundary.