Eileen Sutherland-Leveson-Gower, Duchess of Sutherland (3 November 1891–24 August 1943), born Lady Eileen Gwladys Butler and styled Marchioness of Stafford from 1912 to 1913, was a British courtier.

Butler was the daughter of the 7th Earl of Lanesborough

Earl of Lanesborough

Earl of Lanesborough was a title in the Peerage of Ireland. It was created in 1756 for Humphrey Butler, 2nd Viscount Lanesborough. The Butler family descended from Theophilus Butler, who represented County Cavan and Belturbet in the Irish House of Commons...

. She was married on 11 April 1912 to the Marquess of Stafford

George Sutherland-Leveson-Gower, 5th Duke of Sutherland

George Granville Sutherland-Leveson-Gower, 5th Duke of Sutherland PC, KT , styled Earl Gower until 1892 and Marquess of Stafford between 1892 and 1913, was a British courtier, patron of the film industry and Conservative politician...

, who succeeded his father as the 5th Duke of Sutherland

Duke of Sutherland

Duke of Sutherland, derived from Sutherland in Scotland, is a title in the Peerage of the United Kingdom held by the head of the Leveson-Gower family. It was created by William IV in 1833 for George Leveson-Gower, 2nd Marquess of Stafford...

 in 1913, whereupon Eileen became Duchess of Sutherland. She was Mistress of the Robes

Mistress of the Robes

The Mistress of the Robes is the senior lady of the British Royal Household. Formerly responsible for the Queen's clothes and jewellery, the post now has the responsibility for arranging the rota of attendance of the Ladies in Waiting on the Queen, along with various duties at State ceremonies...

 to Queen Mary

Mary of Teck

Mary of Teck was the queen consort of the United Kingdom and the British Dominions, and Empress of India, as the wife of King-Emperor George V....

from 1916 to 1921. She died in 1943, aged 51.