Kathleen Cavendish

Parents

• Rose Kennedy
• Joseph P. Kennedy Sr.

Children

Siblings

• John F. Kennedy
• Joseph P. Kennedy Jr.
• Robert F. Kennedy
• Rosemary Kennedy
• Jean Kennedy Smith
• Ted Kennedy
• Eunice Kennedy Shriver
• Patricia Kennedy Lawford

Partners

• Peter Wentworth-Fitzwilliam, 8th Earl Fitzwilliam
• J. Peter Grace
• David Rockefeller
• William Cavendish, Marquess of Hartington