The Nairn baronetcy, of Rankeilour, Collessie, and Dysart House, Dysart, in the County of Fife, was created in the Baronetage of the United Kingdom on 16 December 1904 for the Scottish businessman Michael Nairn. He was Chairman of Michael Nairn & Co, linoleum manufacturers, of Kirkcaldy, and of the Nairn Linoleum Co, of Kearny, United States.
The heir apparent is the present holder's son Michael Andrew Nairn (born 1973). [4]