Descendancy for William (3rd Duke of Devonshire) Cavendish: Our Family History

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1 William (3rd Duke of Devonshire) Cavendish ^[1] b. 1698 d. 5 Dec 1755
- Catherine Hoskins d. 8 May 1777
  - 2 William (4th Duke of Devonshire) Cavendish ^[1.1] b. 1720 d. 2 Oct 1764
    - Charlotte Elizabeth (Baroness Clifford) Boyle b. 27 Oct 1731 d. Yes, date unknown
      - 3 William (5th Duke of Devonshire) Cavendish ^[1.1.1] b. 14 Dec 1748 d. 29 Jul 1811
        
        Georgina (Duchess of Devonshire) Spencer b. 7 Jun 1757 d. 30 Mar 1806
        
        4 Georgiana Dorothy Cavendish ^[1.1.1.1] d. Yes, date unknown [ =>]
        
        4 William (6th Duke of Devonshire) Cavendish ^[1.1.1.2] b. 21 May 1790 d. Yes, date unknown
        
        Elizabeth Hervey b. 1760 d. 30 Mar 1824
        
        4 Caroline Cavendish ^[1.1.1.3]
        
        4 Augustus (Captain) Cavendish ^[1.1.1.4]
      - 3 Richard Cavendish ^[1.1.2] d. Yes, date unknown
      - 3 Dorothea Cavendish ^[1.1.3] b. 17 Aug 1750 d. 3 Jun 1794
        
        Prime Minister William Henry (3rd Duke of Portland) Cavendish-Bentinck b. 14 Apr 1738 d. 30 Oct 1809
        
        4 William Henry (4th Duke of Portland) Cavendish-Bentinck ^[1.1.3.1] b. 24 Jun 1768 d. 27 Mar 1854 [ =>]
        
        4 Lord William Henry Cavendish-Bentinck ^[1.1.3.2] b. 1774 d. 1839
        
        4 Charlotte Cavendish-Bentin ^[1.1.3.3] b. 3 Oct 1775 d. Yes, date unknown [ =>]
        
        4 Mary Cavendish-Bentin ^[1.1.3.4] b. 18 Mar 1778 d. Yes, date unknown
        
        4 Lord William Charles Augustus Cavendish-Bentinck ^[1.1.3.5] b. 3 Oct 1780 d. 1826 [ =>]
        
        4 Lord Frederick Cavendish-Bentinck ^[1.1.3.6] b. 1781 d. 1828 [ =>]
      - 3 George Augustus (1st Earl of Burlington) Cavendish ^[1.1.4] b. 31 Mar 1754 d. 10 Sep 1831
        
        Elizabeth Compton d. 7 Apr 1835
        
        4 William Cavendish, MP ^[1.1.4.1] b. 10 Jan 1783 d. 14 Jan 1812 [ =>]
  - 2 Caroline (of Devonshire) Cavendish ^[1.2] b. 22 May 1719 d. 20 Jan 1760
    - William (2nd Earl of Bessborough) Ponsonby b. 1704 d. 11 Mar 1793
      - 3 Frederich (3rd Earl of Bessborough) Ponsonby ^[1.2.1] b. 24 Jan 1758 d. 3 Feb 1844
        
        Henrietta Frances (Countess) Spencer d. 14 Nov 1821
        
        4 John William (4th Earl of Bessborough) Ponsonby ^[1.2.1.1] b. 31 Aug 1781 d. 16 May 1847 [ =>]
        
        4 William Francis S (1st Lord Mauley) Ponsonby ^[1.2.1.2] b. 31 Jul 1787 d. 16 Jul 1855 [ =>]
      - 3 Charlotte (of Bessborough) Ponsonby ^[1.2.2] d. Yes, date unknown
        
        William 4th Earl Fitzwilliam b. 30 May 1748 d. Yes, date unknown
        
        4 Charles William W (5th Earl Fitzwilliam ^[1.2.2.1] d. Yes, date unknown [ =>]
      - 3 Catherine (of Bessborough) Ponsonby ^[1.2.3] d. 4 Sep 1789
        
        Aubrey (5th Duke of St Albans) Beauclerk b. 3 Jun 1740 d. 9 Feb 1802
        
        4 Aubrey (6th Duke of St Albans) Beauclerk ^[1.2.3.1] b. 21 Aug 1765 d. 8 Dec 1815 [ =>]
        
        4 William (8th Duke of St Albans) Beauclerk ^[1.2.3.2] b. 18 Dec 1766 d. Yes, date unknown
        
        4 Amelius Beauclerk ^[1.2.3.3] b. Aug 1771 d. Yes, date unknown
        
        4 Frederick Beauclerk ^[1.2.3.4] b. 8 May 1773 d. Yes, date unknown
        
        4 Catherine Elizabeth Beauclerk ^[1.2.3.5] d. Yes, date unknown
        
        4 Georgina Beauclerk ^[1.2.3.6] d. Yes, date unknown
        
        4 Caroline Beauclerk ^[1.2.3.7] d. 23 Nov 1838
  - 2 Elizabeth (of Devonshire) Cavendish ^[1.3] d. Yes, date unknown
    - John (Rt Hon) Ponsonby d. 12 Dec 1789
      - 3 William Brabazon (of Imokilly) 1st Baron Ponsonby ^[1.3.1] b. 15 Sep 1744 d. 5 Nov 1806
        
        Louisa Molesworth d. Yes, date unknown
        
        4 John (of Imokilly) 2nd Baron Ponsonby ^[1.3.1.1] b. Abt 1770 d. Yes, date unknown
      - 3 Frances Ponsonby ^[1.3.2] b. 18 Feb 1757 d. Yes, date unknown
        
        Cornelius (1st Baron Lismore Shanbally) O'callaghan b. 7 Jan 1740 d. 12 Jul 1797
        
        4 Cornelius (1st Viscount Lismore) O'callaghan ^[1.3.2.1] b. 2 Oct 1775 d. Yes, date unknown
        
        4 Louisa O'callaghan ^[1.3.2.2] d. 18 Apr 1863 [ =>]

Douglas Genealogy Pages

William (3rd Duke of Devonshire) Cavendish