Robert Bertrand Sackville-West 7th Baron Sackville DL (born 10 July 1958) is a British publisher author and guardian of Knole in Kent which has been a Sackville house for 400 years.The eldest son of Hugh Rosslyn Inigo Sackville-West and Bridget Eleanor Cunliffe he inherited the title of Baron Sackville on 27 March 2004 on the death of his uncle Lionel Bertrand Sackville-West 6th Baron Sackville.