Lucy Joan Cavendish-Bentinck

Parents

• Frederick Cavendish-Bentinck
• Ruth Cavendish Bentinck

Children

Siblings

• Lady Barbara Cavendish-Bentinck
• George Augustus Frederick Cavendish-Bentinck
• Victor Cavendish-Bentinck, 9th Duke of Portland
• Ferdinand Cavendish-Bentinck, 8th Duke of Portland