Diana, Princess of Wales, and Camilla, Duchess of Cornwall, were not related by blood. They were connected through their relationships with Prince Charles, the heir to the British throne.
- Diana Spencer married Prince Charles in 1981.
- Camilla Shand (later Parker Bowles) had a long-standing relationship with Prince Charles before his marriage to Diana.
While Diana and Camilla were not related by family ties, their lives became intertwined due to their connection to Prince Charles. Their relationship dynamic, including the affair between Charles and Camilla during his marriage to Diana, became a major public scandal.