Douglas Beresford Malise Ronald Graham, 5th Duke of Montrose,, styled Marquess of Graham until 1874, was a Scottish nobleman and soldier. He was Lord High Commissioner to the General Assembly of the Church of Scotland from 1916 to 1917.

James Graham, 4th Duke of Montrose, KT, PC, styled Marquess of Graham until 1836, of Buchanan Castle in Stirlingshire and 45 Belgrave Square in London, was a British Conservative politician.