The Callanish III stone circle is located about a kilometre south east of the main Callanish Stones, on the west coast of the Isle of Lewis, and in close proximity to another stone circle, called Calainish II.

Known as Cnoc Filibhir Bheag in Gaelic, it comprises two concentric ellipses. The outer ring has eight standing stones and five fallen. The inner ring has four stones.