Hugh Percy 3rd Duke of Northumberland, KG., PC. and MP (Whig). 1785–1847 | | |
Algernon Percy 4th Duke of Northumberland, KG., PC. and First Lord Admiralty. 1792–1865 | | |
| | Lieutenant-General Hugh Percy 2nd Duke of Northumberland, FRS 1742–1817 Frances Julia Burrell Duchess of Northumberland 1752–1820 | | |
Algernon Percy 6th Duke of Northumberland, KG., PC., JP., DL. (both Surrey). 1810–1899 | | |
| | George Percy 5th Duke of Northumberland, P.C., M.P. (Tory). 1778–1867 | | |
| | Algernon Percy 1st Earl of Beverley (1790), 2nd Lord Lovaine, Baron of Alnwick, M.P. 1750–1830 Isabella Susanah Burrell 1750–1812 | | |
| | Elizabeth Seymour Duchess of Northumberland, 2nd Baroness Percy 1716–1776 Hugh Smithson (later Percy) 1715–1786 | | |
George Seymour Viscount Beauchamp. 1725–1744 | | |
| | General Algernon Seymour 7th Duke of Somerset 1684–1750 | | | | Charles Seymour Baron Trowbridge, 6th Duke of Somerset, K.G., P.C.. 1662–1748 Lady Elizabeth Percy Duchess of Somerset 1667–1722 | | | | Josceline Percy 11th Earl of Northumberland, 5th Baron Percy 1644–1670 Elizabeth Wriothesley …–1690 | | | | Algernon Percy 10th Earl of Northumberland, 4th Baron Percy, KG 1602–1668 | | | | Henry The Wizard Percy 9th Earl of Northumberland, KG 1564–1632 | | |
| | | William Cecil 2nd Earl of Salisbury K.G., K.B. …–… |
| | | Theophilus Howard 2nd Earl of Suffolk, KG, PC. …–… |
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| | | Wriothesley 2nd Earl of Southampton (1603 creation). …–… |
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