The Kirna, known locally as Kirna House (previously also as Grangehill), is a Category A listed villa in Walkerburn, Peeblesshire, Scotland. It is one of four villas in Walkerburn designed by Frederick Thomas Pilkington between 1867 and 1869 for the Ballantyne family. It is listed as a fine example of a Pilkington mansion retaining original external features, a fine interior, and for its importance as a Ballantyne property.