Brigadier Arthur Valerian Wellesley, 8th Duke of Wellington (2 July 1915 – 31 December 2014), styled Marquess of Douro between 1943 and 1972, was a senior British peer and a brigadier in the British Army. His main residence was Stratfield Saye House in Hampshire.
He was educated at Eton College and New College, Oxford.
He was a member of the House of Lords from 1972 until 1999, losing his seat by the House of Lords Act.
The 8th Duke died at the age of 99 at his home in Stratfield Saye House, Hampshire, England.