Family: Frederick Ponsonby, 3rd. Earl of Bessborough / Lady Henrietta Frances Spencer (F2672)
m. 27 Nov 1780-
Father | Male
Frederick Ponsonby, 3rd. Earl of Bessborough
Born 24 Jan 1758 Bessborough, Ireland 
Died 3 Feb 1844 Buried Married 27 Nov 1780 [1, 2] St. James's, Westminster, Middlesex, England [1, 2] Father William Ponsonby, 2nd. Earl of Bessborough | F3449 Group Sheet Mother Caroline Cavendish | F3449 Group Sheet
Mother | Female
Lady Henrietta Frances Spencer
Born 16 Jun 1761 Althorp Manor, Brington, Northamptonshire, England Died 11 Nov 1821 Italy Buried 29 Dec 1821 All Saints, Derby, Derbyshire, England Father John Spencer, 1st. Earl Spencer | F2673 Group Sheet Mother Margaret Georgiana Poyntz | F2673 Group Sheet
Child 1 | Male
John William Ponsonby, 4th. Earl of Bessborough
Born Abt 1781 Christened 31 Aug 1781 St. Marylebone, Middlesex, England Died 16 May 1847 Dublin Castle, Ireland Buried 22 May 1847 Fiddown, County Kilkenny, Ireland Spouse Lady Maria Fane | F2653 Married 16 Nov 1805 Berkeley Square, Westminster, Middlesex, England
Child 2 | Male
Major-General Sir Frederick Cavendish Ponsonby
Born 6 Jul 1783 Christened 9 Aug 1783 St. Marylebone, Middlesex, England Died 11 Jan 1837 Wellesley's Arms, Murrell Green, Hampshire, England Buried 18 Jan 1837 Canford Magna, Dorset, England Spouse Lady Emily Charlotte Bathurst | F3763 Married 16 Mar 1825 St. George's, Hanover Sq. Middlesex, England
Child 3 | Female
Lady Caroline Ponsonby
Born 13 Nov 1785 Marylebone, Middlesex, England Died 26 Jan 1828 St. James's, Westminster, Middlesex, England Buried 7 Feb 1828 St. Etheldreda's, Hatfield, Hertfordshire, England Spouse William Lamb, 2nd. Viscount Melbourne | F3778 Married 3 Jun 1805 St. Marylebone, Middlesex, England
Child 4 | Male
William Francis Spencer Ponsonby, 1st. Baron de Mauley
Born 31 Jul 1787 Cavendish Sq., London, England Christened 31 Aug 1787 Marylebone, Middlesex, England Died 16 May 1855 St. James's Place, Middlesex, England Buried 23 May 1855 Hatherop, Gloucestershire, England Spouse Lady Barbara Ashley-Cooper | F3779 Married 8 Aug 1814 Marylebone, Middlesex, England
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