Mary FitzWilliam

Parents

• Lady Frances Douglas
• William Wentworth-Fitzwilliam, 6th Earl Fitzwilliam

Children

Siblings

• Lady Albreda FitzWilliam
• Lady Alice FitzWilliam
• William Hugh Spencer Wentworth FitzWilliam
• William Reginald Wentworth FitzWilliam
• William George FitzWilliam
• Margaret FitzWilliam
• William Thomas FitzWilliam
• John Wentworth-FitzWilliam
• Charles Wentworth-FitzWilliam
• Henry Wentworth-FitzWilliam
• Frances Mary FitzWilliam
• William Wentworth-FitzWilliam, Viscount Milton

Partners

• Hugh Boscawen