| Honorific-Prefix: | The Right Honourable |
| Birth Name: | Iain Alexander Douglas Blair Cochrane |
| Birth Date: | 1961 2, df=yes |
| Education: | Wellington College |
| Alma Mater: | Royal Agricultural College |
| Children: | 3 |
Iain Alexander Douglas Blair Cochrane, 15th Earl of Dundonald (born 17 February 1961), styled Lord Cochrane until 1986, is a Scottish peer.He was a member of the House of Lords from 1986 until the reforms made by the House of Lords Act 1999.
Dundonald is the only son of Iain Cochrane, 14th Earl of Dundonald and his first wife Aphra Farquhar (died 1972).[1]
He was educated at Wellington College and RAC Cirencester. He succeeded his father in the earldom in 1986, and became chairman of Duneth Securities in the same year.
On 4 July 1987, Dundonald married Beatrice L. Russo, of Gibraltar, by whom he has two sons and a daughter:[2]
Dundonald and his wife separated and were divorced in 2011.[2]
He lives at Lochnell Castle and is the honorary Chilean consul to Scotland. He has been a director of Anglo Digital, Ltd., since 2000.