Scott, Charles William Henry Montagu Douglas, 4th Duke of Buccleuch (1772 -1819)
Charles William Henry Montagu Douglas Scott was the second, but eldest surviving, son of Henry, 3rd Duke of Buccleuch and 5th Duke of Queensberry, and Elizabeth, daughter and eventual heir of George, Duke of Montagu. He was summoned to Parliament as Baron Tynedale in 1807. He married, 24 March 1795, Harriet Katherine Townshend, youngest daughter of Thomas, 1st Viscount Sydney. He succeeded to the Dukedom in 1812. He was a Knight of the Thistle. Duplicates from the Buccleuch library were sold at Sotheby, Wilkinson & Hodge on the 25 March 1889, and a further part of the library at Sotheby & Co's Hodgson's Rooms 17 March 1971.