Duchess of Fife is typically the wife of the Duke of Fife, an extant title in the Peerage of the United Kingdom which has been created twice, in both cases for Alexander Duff, 6th Earl Fife. In one case, however, the incumbent was Duchess of Fife in her own right (suo jure).
| Photo | Name | Arms | Father | Birth | Marriage | Became Duchess | Ceased to be Duchess | Death | Spouse |
|---|---|---|---|---|---|---|---|---|---|
| Princes Louise of Wales | Edward VII | 20 February 1867 | 22 April 1900 | 24 April 1900 | 29 January 1912husband's death | 4 January 1931 | Alexander Duff, 1st Duke of Fife | ||
| Princess Alexandra, 2nd Duchess of Fife[1] | Alexander Duff, 1st Duke of Fife | 17 May 1891 | 15 October 1913 | 4 January 1931Fathers's death | 26 February 1959her death | Prince Arthur of Connaught(m. 1913; died 1938) | |||
| The Hon. Caroline Dewar | Henry Dewar, 3rd Baron Forteviot | 12 February 1934 | 11 September 1956 | 26 February 1959 | 1966Divorce | Alive | James Carnegie, 3rd Duke of Fife | ||
| Caroline Bunting | Martin Brian Bunting | 13 November 1961 | 16 June 1987 | 22 June 2015 | Incumbent | David Carnegie, 4th Duke of Fife | |||