Lady Caroline Spencer-Churchill (born 1923) (1923–1992) Parents Mary Spencer-Churchill, Duchess of Marlborough John Spencer-Churchill, 10th Duke of Marlborough Children Elizabeth Ann Waterhouse Michael Thomas Waterhouse David Charles Waterhouse Siblings Lady Rosemary Spencer-Churchill John Spencer-Churchill, 11th Duke of Marlborough Lord Charles Spencer-Churchill Lady Sarah Spencer-Churchill Partners Charles Huguenot Waterhouse