Lieutenant-Colonel Charles Richard John Spencer-Churchill, 9th Duke of Marlborough, styled Earl of Sunderland until 1883 and Marquess of Blandford between 1883 and 1892, was a British soldier and Conservative politician, and a close friend of his first cousin Winston Churchill. He was often known as "Sunny" Marlborough after his courtesy title of Earl of Sunderland.
- Occupation
- politician
- Position held
- Paymaster General, Under-Secretary of State for the Colonies, Member of the Privy Council of the United Kingdom, Parliamentary Secretary to the Board of Agriculture and Fisheries
- Citizenship
- United Kingdom, United Kingdom of Great Britain and Ireland