The Dunback and Makareao Branches were two connected branch line railways, part of New Zealand's national rail network. Located in the Otago region of the South Island, both lines were 15km in length and shared the first 11km. The Dunback Branch, also known as the Waihemo Branch, opened in 1885 and closed in 1968; the Makareao Branch, also known as the Inch Valley Railway or the Inch Valley Branch, opened in 1900 and operated for 89 years.