Stratfield Saye House is a large stately home at Stratfield Saye in the north-east of the English county of Hampshire. It has been the home of the Dukes of Wellington since 1817.

Duke of Wellington is a title in the Peerage of the United Kingdom. The name derived from Wellington in Somerset. The title was created in 1814 for Arthur Wellesley, 1st Marquess of Wellington, the Anglo-Irish military commander who is best known for leading the decisive victory with Field Marshal von Blücher over Napoleon's forces at Waterloo in Brabant. Wellesley later served twice as British prime minister.