William Cavendish, 3rd.Duke of Devonshire KG PC
1698 - 1755 (57 years)( = Descendancy chart to this point, = Expand, = Collapse)
- 1 William Cavendish, 3rd.Duke of Devonshire KG PC [1] b. 26 Sep 1698 d. 5 Dec 1755
- Katherine Hoskyns b. Unknown d. 8 May 1777
- 2 Caroline Cavendish [1.1] b. 22 May 1719 d. 20 Jan 1760
- William Ponsonby, 2nd. Earl of Bessborough b. 1704 d. 11 Mar 1793
- 3 Lady Catherine Ponsonby [1.1.1] b. 14 Oct 1742 d. 4 Sep 1789
- + Aubrey Beauclerk, 5th. Duke of St. Albans b. 3 Jun 1740 d. 9 Feb 1802
- + Aubrey Beauclerk, 5th. Duke of St. Albans b. 3 Jun 1740 d. 9 Feb 1802
- 3 Lady Charlotte Ponsonby [1.1.2] b. Abt 1750 d. 13 May 1822
- William Fitzwilliam, 4th. Earl Fitzwilliam b. 30 May 1748 d. 8 Feb 1833
- 4 Charles William Fitzwilliam, 5th. Earl Fitzwilliam [1.1.2.1] b. 4 May 1786 d. 4 Oct 1857 [ =>]
- William Fitzwilliam, 4th. Earl Fitzwilliam b. 30 May 1748 d. 8 Feb 1833
- 3 Frederick Ponsonby, 3rd. Earl of Bessborough [1.1.3] b. 24 Jan 1758 d. 3 Feb 1844
- Lady Henrietta Frances Spencer b. 16 Jun 1761 d. 11 Nov 1821
- 4 John William Ponsonby, 4th. Earl of Bessborough [1.1.3.1] b. Abt 1781 d. 16 May 1847 [ =>]
- 4 Major-General Sir Frederick Cavendish Ponsonby [1.1.3.2] b. 6 Jul 1783 d. 11 Jan 1837 [ =>]
- 4 Lady Caroline Ponsonby [1.1.3.3] b. 13 Nov 1785 d. 26 Jan 1828
- 4 William Francis Spencer Ponsonby, 1st. Baron de Mauley [1.1.3.4] b. 31 Jul 1787 d. 16 May 1855 [ =>]
- Lady Henrietta Frances Spencer b. 16 Jun 1761 d. 11 Nov 1821
- 3 Lady Catherine Ponsonby [1.1.1] b. 14 Oct 1742 d. 4 Sep 1789
- William Ponsonby, 2nd. Earl of Bessborough b. 1704 d. 11 Mar 1793
- 2 William Cavendish, 4th. Duke of Devonshire KG PC [1.2] b. 8 May 1720 d. 2 Oct 1764
- Lady Charlotte Elizabeth Boyle, 6th. Baroness Clifford b. 27 Oct 1731 d. 8 Dec 1754
- 3 William Cavendish, 5th. Duke of Devonshire, KG [1.2.1] b. 14 Dec 1748 d. 29 Jul 1811
- Lady Georgiana Spencer, Duchess of Devonshire b. 7 Jun 1757 d. 30 Mar 1806
- 4 Lady Georgiana Dorothy Cavendish [1.2.1.1] b. 12 Jul 1783 d. 8 Aug 1858 [ =>]
- 4 Lady Harriet Elizabeth Cavendish [1.2.1.2] b. 29 Aug 1785 d. 25 Nov 1862 [ =>]
- 4 William George Spencer Cavendish, 6th. Duke of Devonshire. KG. PC. [1.2.1.3] b. 21 May 1790 d. 18 Jan 1858
- Lady Georgiana Spencer, Duchess of Devonshire b. 7 Jun 1757 d. 30 Mar 1806
- 3 George Augustus Henry Cavendish, 1st. Earl of Burlington [1.2.2] b. 31 Mar 1754 d. 4 May 1834
- Lady Elizabeth Compton b. Unknown d. Aft 1803
- 4 William Cavendish [1.2.2.1] b. 10 Jan 1783 d. 15 Jan 1812 [ =>]
- Lady Elizabeth Compton b. Unknown d. Aft 1803
- 3 William Cavendish, 5th. Duke of Devonshire, KG [1.2.1] b. 14 Dec 1748 d. 29 Jul 1811
- Lady Charlotte Elizabeth Boyle, 6th. Baroness Clifford b. 27 Oct 1731 d. 8 Dec 1754
- 2 Lady Elizabeth Cavendish [1.3] b. 1723 d. 1796
- Rt. Hon. John Ponsonby b. 29 Mar 1713 d. 12 Dec 1789
- 3 William Brabazon Ponsonby, 1st. Baron Ponsonby of Imokilly [1.3.1] b. 15 Sep 1744 d. 5 Nov 1806
- Hon. Louisa Molesworth b. 23 Oct 1749 d. 1 Sep 1824
- 4 John Brabazon Ponsonby, Viscount Ponsonby [1.3.1.1] b. Abt 1770 d. 21 Feb 1855
- 4 Major-General Sir William Ponsonby, KCB [1.3.1.2] b. 13 Oct 1772 d. 18 Jun 1815 [ =>]
- 4 Richard Ponsonby [1.3.1.3] b. 1772 d. 1853 [ =>]
- 4 George Ponsonby [1.3.1.4] b. Abt 1774 d. 5 Jun 1863
- 4 Frederick Ponsonby [1.3.1.5] b. Unknown d. 1849
- 4 Mary Elizabeth Ponsonby [1.3.1.6] b. 3 Mar 1775 d. 26 Nov 1861 [ =>]
- Hon. Louisa Molesworth b. 23 Oct 1749 d. 1 Sep 1824
- 3 Rt. Hon. George Ponsonby [1.3.2] b. 5 Mar 1755 d. 8 Jul 1817
- + Mary Butler b. Unknown d. Aft 1780
- + Mary Butler b. Unknown d. Aft 1780
- 3 John Ponsonby [1.3.3] b. Unknown d. Unknown
- 3 Richard Ponsonby [1.3.4] b. Unknown d. Unknown
- 3 Frederick Ponsonby [1.3.5] b. Unknown d. Unknown
- 3 Catherine Ponsonby [1.3.6] b. Unknown d. Unknown
- + Richard Boyle, 2nd. Earl of Shannon b. Unknown d. Unknown
- + Richard Boyle, 2nd. Earl of Shannon b. Unknown d. Unknown
- 3 Frances Ponsonby [1.3.7] b. Unknown d. Unknown
- + Cornelius O'Callaghan, 1st. Earl of Lismore b. Unknown d. Unknown
- + Cornelius O'Callaghan, 1st. Earl of Lismore b. Unknown d. Unknown
- 3 Charlotte Ponsonby [1.3.8] b. Unknown d. Unknown
- + Rt. Hon. Denis Bowes Daly b. Unknown d. Unknown
- + Rt. Hon. Denis Bowes Daly b. Unknown d. Unknown
- 3 Henrietta Ponsonby [1.3.9] b. Unknown d. Unknown
- 3 William Brabazon Ponsonby, 1st. Baron Ponsonby of Imokilly [1.3.1] b. 15 Sep 1744 d. 5 Nov 1806
- Rt. Hon. John Ponsonby b. 29 Mar 1713 d. 12 Dec 1789
- 2 Caroline Cavendish [1.1] b. 22 May 1719 d. 20 Jan 1760
- Katherine Hoskyns b. Unknown d. 8 May 1777