Duke of Fife
Alexandra's father was Alexander Duff, 1st Duke of Fife. Having succeeded his father as the 6th Earl Fife, he was elevated to Duke of Fife and Marquess of Macduff in the Peerage of the United Kingdom on his marriage in 1889 to Princess Louise of Wales, the eldest daughter of Albert Edward, Prince of Wales, the future Edward VII. Princess Louise accordingly became the Duchess of Fife.