William (3rd Duke of Devonshire) Cavendish
1698 - 1755 (57 years)Drag or scroll to see more of the chart.
 | Georgiana Dorothy Cavendish -Yes, date unknown |
| Georgiana Dorothy Cavendish | |
| D: | Yes, date unknown |
| George (6th Earl of Carlisle) Howard 1773-1848 |
| George (6th Earl of Carlisle) Howard | |
| B: | 17 Sep 1773 |
| D: | 7 Oct 1848 |
| William (6th Duke of Devonshire) Cavendish 1790-Yes, date unknown |
| William (6th Duke of Devonshire) Cavendish | |
| B: | 21 May 1790 |
| D: | Yes, date unknown |
| William (5th Duke of Devonshire) Cavendish | |
| B: | 14 Dec 1748 |
| D: | 29 Jul 1811 |
| Georgina (Duchess of Devonshire) Spencer 1757-1806 |
| Georgina (Duchess of Devonshire) Spencer | |
| B: | 7 Jun 1757 |
| M: | 5 Jun 1774 |
| D: | 30 Mar 1806 |
| Elizabeth Hervey 1760-1824 |
| Elizabeth Hervey | |
| B: | 1760 |
| M: | 19 Oct 1809 |
| D: | 30 Mar 1824 |
| Richard Cavendish -Yes, date unknown |
| Richard Cavendish | |
| D: | Yes, date unknown |
| William Henry (4th Duke of Portland) Cavendish-Bentinck | |
| B: | 24 Jun 1768 |
| D: | 27 Mar 1854 |
| Lord William Henry Cavendish-Bentinck 1774-1839 |
| Lord William Henry Cavendish-Bentinck | |
| B: | 1774 |
| D: | 1839 |
| Charlotte Cavendish-Bentin 1775-Yes, date unknown |
| Charlotte Cavendish-Bentin | |
| B: | 3 Oct 1775 |
| D: | Yes, date unknown |
| Charles Grenville Abt 1775-Yes, date unknown |
| Charles Grenville | |
| B: | Abt 1775 |
| D: | Yes, date unknown |
| Mary Cavendish-Bentin 1778-Yes, date unknown |
| Mary Cavendish-Bentin | |
| B: | 18 Mar 1778 |
| D: | Yes, date unknown |
| Lord William Charles Augustus Cavendish-Bentinck | |
| B: | 3 Oct 1780 |
| D: | 1826 |
| Anne (Abdy) Wellesley -1875 |
| Anne (Abdy) Wellesley | |
| D: | 1875 |
| Georgina Augusta Frederica Seymour | |
| M: | 21 Sep 1808 |
| D: | 10 Dec 1813 |
| Lord Frederick Cavendish-Bentinck 1781-1828 |
| Lord Frederick Cavendish-Bentinck | |
| B: | 1781 |
| D: | 1828 |
| Dorothea Cavendish 1750-1794 |
| Dorothea Cavendish | |
| 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 |
| William Cavendish, MP 1783-1812 |
| William Cavendish, MP | |
| B: | 10 Jan 1783 |
| D: | 14 Jan 1812 |
| Louisa O'callaghan -1863 |
| Louisa O'callaghan | |
| D: | 18 Apr 1863 |
| George Augustus (1st Earl of Burlington) Cavendish | |
| B: | 31 Mar 1754 |
| D: | 10 Sep 1831 |
| Elizabeth Compton -1835 |
| Elizabeth Compton | |
| D: | 7 Apr 1835 |
| William (4th Duke of Devonshire) Cavendish | |
| B: | 1720 |
| D: | 2 Oct 1764 |
| Charlotte Elizabeth (Baroness Clifford) Boyle 1731-Yes, date unknown |
| Charlotte Elizabeth (Baroness Clifford) Boyle | |
| B: | 27 Oct 1731 |
| D: | Yes, date unknown |
| John William (4th Earl of Bessborough) Ponsonby | |
| B: | 31 Aug 1781 |
| D: | 16 May 1847 |
| Maria Fane -1834 |
| Maria Fane | |
| M: | 16 Nov 1805 |
| D: | 19 Mar 1834 |
| William Francis S (1st Lord Mauley) Ponsonby | |
| B: | 31 Jul 1787 |
| D: | 16 Jul 1855 |
| Barbara (of Shaftesbury) Ashley-Cooper -Yes, date unknown |
| Barbara (of Shaftesbury) Ashley-Cooper | |
| M: | 8 Aug 1814 |
| D: | Yes, date unknown |
| Frederich (3rd Earl of Bessborough) Ponsonby | |
| B: | 24 Jan 1758 |
| D: | 3 Feb 1844 |
| Henrietta Frances (Countess) Spencer | |
| D: | 14 Nov 1821 |
| Charles William W (5th Earl Fitzwilliam -Yes, date unknown |
| Charles William W (5th Earl Fitzwilliam | |
| D: | Yes, date unknown |
| Mary Dundas -1830 |
| Mary Dundas | |
| D: | 1 Nov 1830 |
| Charlotte (of Bessborough) Ponsonby -Yes, date unknown |
| Charlotte (of Bessborough) Ponsonby | |
| D: | Yes, date unknown |
| William 4th Earl Fitzwilliam 1748-Yes, date unknown |
| William 4th Earl Fitzwilliam | |
| B: | 30 May 1748 |
| D: | Yes, date unknown |
| Aubrey (6th Duke of St Albans) Beauclerk 1765-1815 |
| Aubrey (6th Duke of St Albans) Beauclerk | |
| B: | 21 Aug 1765 |
| D: | 8 Dec 1815 |
| Jane Moses -1800 |
| Jane Moses | |
| M: | 7 Sep 1788 |
| D: | 18 Aug 1800 |
| Grace Louisa Manners 1777-1816 |
| Grace Louisa Manners | |
| B: | 1777 |
| M: | 15 Aug 1802 |
| D: | 19 Feb 1816 |
| William (8th Duke of St Albans) Beauclerk 1766-Yes, date unknown |
| William (8th Duke of St Albans) Beauclerk | |
| B: | 18 Dec 1766 |
| D: | Yes, date unknown |
| Amelius Beauclerk 1771-Yes, date unknown |
| Amelius Beauclerk | |
| B: | Aug 1771 |
| D: | Yes, date unknown |
| Frederick Beauclerk 1773-Yes, date unknown |
| Frederick Beauclerk | |
| B: | 8 May 1773 |
| D: | Yes, date unknown |
| Catherine Elizabeth Beauclerk -Yes, date unknown |
| Catherine Elizabeth Beauclerk | |
| D: | Yes, date unknown |
| Georgina Beauclerk -Yes, date unknown |
| Georgina Beauclerk | |
| D: | Yes, date unknown |
| Caroline Beauclerk -1838 |
| Caroline Beauclerk | |
| D: | 23 Nov 1838 |
| Hon. Charles Lawerence Dundas | |
| M: | 16 Feb 1797 |
| D: | 25 Jan 1810 |
| Catherine (of Bessborough) Ponsonby | |
| D: | 4 Sep 1789 |
| Aubrey (5th Duke of St Albans) Beauclerk 1740-1802 |
| Aubrey (5th Duke of St Albans) Beauclerk | |
| B: | 3 Jun 1740 |
| M: | 4 May 1763 |
| D: | 9 Feb 1802 |
| Caroline (of Devonshire) Cavendish 1719-1760 |
| Caroline (of Devonshire) Cavendish | |
| B: | 22 May 1719 |
| Hardwick, Derbyshire, England | |
| D: | 20 Jan 1760 |
| Derby, Derbyshire, England | |
| William (2nd Earl of Bessborough) Ponsonby | |
| B: | 1704 |
| M: | 5 Jul 1739 |
| D: | 11 Mar 1793 |
| John (of Imokilly) 2nd Baron Ponsonby Abt 1770-Yes, date unknown |
| John (of Imokilly) 2nd Baron Ponsonby | |
| B: | Abt 1770 |
| D: | Yes, date unknown |
| William Brabazon (of Imokilly) 1st Baron Ponsonby | |
| B: | 15 Sep 1744 |
| D: | 5 Nov 1806 |
| Louisa Molesworth -Yes, date unknown |
| Louisa Molesworth | |
| M: | 26 Dec 1769 |
| D: | Yes, date unknown |
| Cornelius (1st Viscount Lismore) O'callaghan 1775-Yes, date unknown |
| Cornelius (1st Viscount Lismore) O'callaghan | |
| B: | 2 Oct 1775 |
| D: | Yes, date unknown |
| Louisa O'callaghan -1863 |
| Louisa O'callaghan | |
| D: | 18 Apr 1863 |
| William Cavendish, MP 1783-1812 |
| William Cavendish, MP | |
| B: | 10 Jan 1783 |
| D: | 14 Jan 1812 |
| Frances Ponsonby 1757-Yes, date unknown |
| Frances Ponsonby | |
| B: | 18 Feb 1757 |
| D: | Yes, date unknown |
| Cornelius (1st Baron Lismore Shanbally) O'callaghan | |
| B: | 7 Jan 1740 |
| M: | 25 May 1827 |
| D: | 12 Jul 1797 |
| Elizabeth (of Devonshire) Cavendish -Yes, date unknown |
| Elizabeth (of Devonshire) Cavendish | |
| D: | Yes, date unknown |
| John (Rt Hon) Ponsonby -1789 |
| John (Rt Hon) Ponsonby | |
| D: | 12 Dec 1789 |
|
| William (3rd Duke of Devonshire) Cavendish | |
| B: | 1698 |
| D: | 5 Dec 1755 |
| Catherine Hoskins -1777 |
| Catherine Hoskins | |
| M: | 27 Mar 1718 |
| D: | 8 May 1777 |