William Bentinck, 4th Duke of Portland

English noble and ancestor of Queen Elizabeth The Queen Mother (1768–1854)

Parents

• Dorothy Bentinck, Duchess of Portland
• William Cavendish-Bentinck, 3rd Duke of Portland

Children

• unknown daughter Cavendish-Scott-Bentinck
• Lady Margaret Harriet Cavendish-Scott-Bentinck
• William Cavendish-Scott-Bentinck, 5th Duke of Portland
• Lord Henry Bentinck
• Lord George Bentinck
• William Cavendish-Scott-Bentinck, Marquess of Titchfield
• Lady Charlotte Scott-Bentinck
• Lady Mary Scott-Bentinck
• Lady Lucy Scott-Bentinck

Siblings

• Frederick Cavendish-Bentinck
• Charlotte Cavendish-Bentinck
• Lord Charles Bentinck
• Lord William Bentinck

Partners

• Henrietta Bentinck, Duchess of Portland