Sir Alfred Cooper FRCS (28 January 1838 – 3 March 1908) was a fashionable English surgeon and clubman of the late 19th century whose patients included Albert Edward, Prince of Wales.

As a doctor and surgeon, his speciality was in venereal disease, which gave him an unusual degree of access to, and perspective on, late Victorian aristocrats and their notions of morality.

The Hussars was a Yeomanry regiment, which was embodied for active service in South Africa during the Second Boer War (1899–1902).

[2] He was knighted for services to medicine in the 1902 Coronation Honours,[3] receiving the accolade from King Edward VII at Buckingham Palace on 24 October that year.

Lady Agnes Duff was the youngest daughter of James Duff, 5th Earl Fife by his wife, Lady Agnes Hay, herself the daughter of William Hay, 18th Earl of Erroll and granddaughter of King William IV by his mistress, the actress Dorothy Jordan.