William Wentworth Fitzwilliam, 4th Earl Fitzwilliam

British politician (1748–1833) (1748–1833)

Parents

• Lady Ann Watson-Wentworth
• William Fitzwilliam, 3rd Earl Fitzwilliam

Children

• Charles Wentworth-Fitzwilliam, 5th Earl Fitzwilliam

Siblings

• Charlotte FitzWilliam
• George Fitzwilliam

Partners

• Lady Charlotte Ponsonby
• Louisa Molesworth