Henry Scott, 3rd Duke of Buccleuch

Colonel Henry Scott, 3rd Duke of Buccleuch and 5th Duke of Queensberry was a British military officer and Duke. He was a long-time friend of Sir Walter Scott. Much of the family's lands and wealth were accumulated during Henry's tenure as duke. He integrated the surnames "Montagu" and "Douglas" with the Scott family name to form the unhyphenated compound surname "Montagu Douglas Scott".