Invershin (Scottish Gaelic: Inbhir Sin) is a scattered village in the Parish of Creich, 6 miles (10 km) south of Lairg and 4 miles (6.4 km) north of Bonar Bridge in the south of Sutherland in the Scottish Highlands and is in the Scottish council area of Highland. Invershin is located close to the junction of the River Shin and the River Oykel. Lands of "Inverchyn" or "Inverchen" are mentioned in 13th century documents. The motte remains of Invershin Castle are located near Invershin.