William Herbrand Sackville, 11th Earl De La Warr (born 10 April 1948) is a British nobleman. He inherited on 9 February 1988 on the death of his father William Sackville, 10th Earl De La Warr. He married Anne Pamela, Countess of Hopetoun, née Leveson, former wife of the Marquess of Linlithgow

Adrian Hope, 4th Marquess of Linlithgow

Adrian John Charles Hope, 4th Marquess of Linlithgow , styled Viscount Aithrie until 1952 and Earl of Hopetoun between 1952 and 1987, is a British aristocrat...

, and granddaughter of Admiral Sir Arthur Cavenagh Leveson, in 1978. They have two sons (the Countess also has two sons by her first marriage).
Their elder son William Herbrand Thomas Sackville, Lord Buckhurst (born 13 June 1979) is the heir to the earldom, and is now engaged to be married to Countess Xenia Tolstoy-Miloslavsky, daughter of the historian Count Nikolai Tolstoy-Miloslavsky

Nikolai Tolstoy

Count Nikolai Dmitrievich Tolstoy-Miloslavsky is an Anglo-Russian historian and author who writes under the name Nikolai Tolstoy. A member of the prominent Tolstoy family, he is of part Russian descent and is the stepson of the author Patrick O'Brian...

, a distant collateral relative of writer Leo Tolstoy

Leo Tolstoy

Lev Nikolayevich Tolstoy was a Russian writer who primarily wrote novels and short stories. Later in life, he also wrote plays and essays. His two most famous works, the novels War and Peace and Anna Karenina, are acknowledged as two of the greatest novels of all time and a pinnacle of realist...

 and a stepson and testamentary heir of writer Patrick O'Brian

Patrick O'Brian

Patrick O'Brian, CBE , born Richard Patrick Russ, was an English novelist and translator, best known for his Aubrey–Maturin series of novels set in the Royal Navy during the Napoleonic Wars and centred on the friendship of English Naval Captain Jack Aubrey and the Irish–Catalan physician Stephen...

.