Family: Robert Dudley, 1st Earl of Leicester, KG / Lettice Knollys, Countess of Essex and Leicester (F4214)
m. 1578 | John Dudley, 1st Duke of Northumberland, KG (1502-1553) 
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Jane Guildford, Duchess of Northumberland (1508-1555)
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| John Dudley, 2nd Earl of Warwick, KB (1527-1554) |
 | Ambrose Dudley, 3rd Earl of Warwick, KG (1530-1590) |
Henry Dudley (1531-1557)  |
| Mary Dudley (1535-1586) |
| Guildford Dudley (1535-1554) |
| Mary Dudley (1535-1586) |
| Katherine Dudley, Countess of Huntingdon (1538-1620) |
 | Francis Knollys, KG (1514-1596) |
 | Catherine Carey (1524-1569)
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| Henry Knollys (1542-1582) |
| William Knollys, 1st Earl of Banbury, KG, PC (1544-1632) |
 | Anne Knollys, Baroness De La Warr (1555-1608) |
 | Robert Dudley, 1st Earl of Leicester, KG (1532-1588)
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 | Lettice Knollys, Countess of Essex and Leicester (1543-1634)
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| Robert Dudley, Baron Denbigh (1579- ) |