Family: William Fitzwilliam, 3rd. Earl Fitzwilliam / Lady Ann Watson-Wentworth (F2396)
m. 22 Jun 1744-
Father | Male
William Fitzwilliam, 3rd. Earl Fitzwilliam
Born 15 Jan 1719 Died 10 Aug 1756 Buried Married 22 Jun 1744 [1] Father John Fitzwilliam, 2nd. Earl Fitzwilliam | F2397 Group Sheet Mother Anne Stringer | F2397 Group Sheet
Mother | Female
Lady Ann Watson-Wentworth
Born Unknown Died 29 Aug 1769 Buried Father Thomas Watson-Wentworth, 1st. Marquess of Rockingham | F2406 Group Sheet Mother Mary Finch | F2406 Group Sheet
Child 1 | Male
William Fitzwilliam, 4th. Earl Fitzwilliam
Born 30 May 1748 Milton House, Peterborough, Northamptonshire, England Died 8 Feb 1833 Milton House, Peterborough, Northamptonshire, England Buried 24 Feb 1833 Marholm, Northamptonshire, England Spouse Lady Charlotte Ponsonby | F2393 Married 10 Jul 1770 St. George's, Hanover Sq. Middlesex, England Spouse Hon. Louisa Molesworth | F2394 Married 21 Jul 1823 Bishopscourt, County Kildare, Ireland
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