Marion Margaret Violet Manners, Duchess of Rutland was a British artist and noblewoman. A granddaughter of the 24th Earl of Crawford, she married Henry Manners in 1882. She was styled the Marchioness of Granby from 1888 to 1906, when Manners succeeded as Duke of Rutland. She had five children, including John Manners, the 9th Duke of Rutland and the socialite Lady Diana Cooper.

Henry John Brinsley Manners, 8th Duke of Rutland,, known as Henry Manners until 1888 and styled Marquess of Granby between 1888 and 1906, was a British peer and Conservative politician.