Algernon PERCY, 6th Duke of Northumberland
1810 - 1899 (89 years)(
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- 1 Algernon PERCY, 6th Duke of Northumberland [1] b. 1810 d. 1899
- Louisa DRUMMOND b. 1813 d. 1890
- 2 Henry PERCY, 7th Duke of Northumberland [1.1] b. 29 May 1846 d. 14 May 1918
- Lady Edith CAMPBELL b. 7 Nov 1849 d. 6 Jul 1913
- 3 Lady Louisa Elizabeth PERCY [1.1.1] b. 7 Nov 1869 d. 29 Nov 1893
- 3 Lady Edith Eleanor PERCY [1.1.2] b. 7 Nov 1869 d. 2 Apr 1937
- 3 Earl Percy Henry Algernon George PERCY [1.1.3] b. 21 Jan 1871 d. 30 Dec 1909
- 3 Lady Margaret PERCY [1.1.4] b. 30 Aug 1873 d. 29 Jan 1934
- 3 Lady Victoria Alexaandra PERCY [1.1.5] b. 12 Feb 1875 d. 18 Jan 1958
- 3 Hon. Josceline PERCY [1.1.6] b. 26 Jan 1876 d. 31 Jan 1898
- 3 Hon. Ralph William PERCY [1.1.7] b. 9 Mar 1877 d. 28 Mar 1889
- 3 Lady Mary PERCY [1.1.8] b. 30 Aug 1878 d. 18 Mar 1965
- Aymer Edward MAXWELL
- 4 Gavin MAXWELL [1.1.8.1] b. 15 Jul 1914 d. 7 Sep 1969
- 4 Gavin MAXWELL [1.1.8.1]
- 3 Alan Ian PERCY, 8th Duke of Northumberland [1.1.9] b. 17 Apr 1880 d. 23 Aug 1930
- Lady Helen GORDON-LENNOX b. 1886 d. 1965
- 4 Henry George Alan PERCY, 9th Duke of Northumberland [1.1.9.1] b. 15 Jul 1912 d. 21 May 1940
- 4 Hugh Algernon PERCY, 10th Duke of Northumberland [1.1.9.2] b. 6 Apr 1914 d. 11 Oct 1988
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- 4 Lady Elizabeth Ivy PERCY [1.1.9.3] b. 25 May 1916 d. 16 Sep 2008
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- 4 Lady Diana Evelyn PERCY [1.1.9.4] b. 23 Nov 1917 d. 16 Jun 1978
- 4 Lord Richard Charles PERCY [1.1.9.5] b. 11 Feb 1921 d. 20 Dec 1989
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- 4 Geoffrey William PERCY [1.1.9.6] b. 8 Jul 1925 d. 4 Dec 1984
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- 4 Henry George Alan PERCY, 9th Duke of Northumberland [1.1.9.1]
- 3 Lord William Richard PERCY [1.1.10] b. 17 May 1882 d. 8 Feb 1963
- 3 Lord James PERCY [1.1.11] b. 6 Jan 1885 d. 20 May 1903
- 3 Eustace Sutherland Campell PERCY, 1st Baron Percy of Newcastle [1.1.12] b. 21 Mar 1887 d. 3 Apr 1958
- 3 Lady Muriel Evelyn Nora PERCY [1.1.13] b. 14 Jul 1890 d. 23 Nov 1956
- 3 Lady Louisa Elizabeth PERCY [1.1.1]
- 2 Henry PERCY, 7th Duke of Northumberland [1.1]