William Brabazon Ponsonby, 1st. Baron Ponsonby of Imokilly
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- 1  William Brabazon Ponsonby, 1st. Baron Ponsonby of Imokilly [1]  b. 15 Sep 1744 d. 5 Nov 1806
  Hon. Louisa Molesworth  b. 23 Oct 1749 d. 1 Sep 1824
- 2  John Brabazon Ponsonby, Viscount Ponsonby [1.1]   
 b. Abt 1770 d. 21 Feb 1855
                    - +  Elizabeth Frances Villiers  b. Unknown d. 14 Apr 1866
 
 - +  Elizabeth Frances Villiers  b. Unknown d. 14 Apr 1866
 - 2  Major-General Sir William Ponsonby, KCB [1.2]   
 b. 13 Oct 1772 d. 18 Jun 1815
                    
  Hon. Georgiana Fitzroy  b. Unknown d. Aft 1816
- 3  Mary Elizabeth Ponsonby [1.2.1]   
 b. 21 Feb 1811 d. Unknown
                                 - 3  Isabella Frances Ponsonby [1.2.2]   
 b. 24 Feb 1812 d. Unknown
                                 - 3  William Ponsonby, 3rd. Baron Ponsonby of Imokilly [1.2.3]   
 b. 1816 d. 1861
                                 
- 3  Mary Elizabeth Ponsonby [1.2.1]   
 
 - 2  Richard Ponsonby [1.3]   
 b. 1772 d. 1853
                    
  Frances Staples  b. Unknown d. 15 Dec 1858
- 3  William Ponsonby, 4th. Baron Ponsonby of Imokilly [1.3.1]   
 b. 1807 d. 10 Sep 1866
                                 
- 3  William Ponsonby, 4th. Baron Ponsonby of Imokilly [1.3.1]   
 
 - 2  Hon. George Ponsonby, M.P. [1.4]   
 b. Abt 1774 d. 5 Jun 1863
                    - +  Hon. Diana Juliana Margaretta Bouverie  b. Abt 1777 d. 28 Apr 1873
 
 - +  Hon. Diana Juliana Margaretta Bouverie  b. Abt 1777 d. 28 Apr 1873
 - 2  Frederick Ponsonby [1.5]   
 b. Unknown d. 1849
                 - 2  Mary Elizabeth Ponsonby [1.6]   
 b. 3 Mar 1775 d. 26 Nov 1861
                    
  Charles Grey, 2nd. Earl Grey  b. 13 Mar 1764 d. 17 Jul 1845
- 3  Elizabeth Grey [1.6.1]   
 b. 10 Jul 1798 d. 8 Nov 1880
                                    
  John Crocker Bulteel, M.P.  b. 1793 d. 10 Sep 1843
- 4  John Bulteel [1.6.1.1]   
 b. Abt 1827 d. Aft 1871
[ =>]                                                 - 4  Mary Elizabeth Bulteel [1.6.1.2]   
 b. Abt 1832 d. 16 Oct 1916
[ =>]                                                 - 4  Louisa Emily Charlotte Bulteel [1.6.1.3]   
 b. 1839 d. 16 Oct 1892
                                                 
- 4  John Bulteel [1.6.1.1]   
 
 - 3  Rev. Hon. Sir Francis Richard Grey [1.6.2]   
 b. 31 Mar 1813 d. 22 Mar 1890
                                    - +  Lady Elizabeth Dorothy Ann Georgiana Howard  b. 1816 d. 11 May 1891
 
 - +  Lady Elizabeth Dorothy Ann Georgiana Howard  b. 1816 d. 11 May 1891
 - 3  General Charles Grey [1.6.3]   
 b. 15 Mar 1804 d. 31 Mar 1870
                                    
  Caroline Eliza Farquahar  b. 20 Mar 1814 d. 4 Nov 1890
- 4  Captain the Right Honourable Albert Henry George Grey, 4th. Earl Grey, GCB, GCMG, GCVO, PC [1.6.3.1]   
 b. 28 Nov 1851 d. 29 Aug 1917
                                                 
- 4  Captain the Right Honourable Albert Henry George Grey, 4th. Earl Grey, GCB, GCMG, GCVO, PC [1.6.3.1]   
 
 
- 3  Elizabeth Grey [1.6.1]   
 
 
- 2  John Brabazon Ponsonby, Viscount Ponsonby [1.1]   
 
 
