Family: Henry PERCY, 9th Earl of Northumberland / Lady Dorothy DEVEREUX, Countess of Northumberland (F37204)
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Male
Henry PERCY, 9th Earl of Northumberland
Birth 27 Apr 1564 Tynemouth Castle, Northumberland, England 
Death 5 Nov 1632 Petworth House, Sussex, England Burial Marriage Father Henry PERCY, 8th Earl of Northumberland, 2nd Baron Percy | F37202 Group Sheet Mother Lady Katherine NEVILLE | F37202 Group Sheet
Female
Lady Dorothy DEVEREUX, Countess of Northumberland
Birth Abt 1564 Chartley Castle, Staffordshire, England Death 3 Aug 1619 Burial Other Spouse Sir Thomas PERROT | F37383 Marriage Father Walter DEVEREUX, 1st Earl of Essex | F37205 Group Sheet Mother Lettice KNOLLYS, Viscountess Hereford, Countess of Leicester, Countess of Essex | F37205 Group Sheet
Female
Lady Dorothy PERCY, Countess of Leicester
Birth Abt 1598 Death 20 Aug 1659 Burial Spouse Robert SIDNEY, 2nd Earl of Leicester | F37384 Marriage 1615
Female
Lady Lucy PERCY
Birth 1599 Death 5 Nov 1660 Burial Spouse James HAY, 1st Earl of Carlisle | F38533 Marriage
Male
Algernon PERCY, 10th Earl of Northumberland
Birth 29 Sep 1602 Essex House, London, England Death 13 Oct 1668 Petworth House, Sussex, England Burial Westminster Chapel, Westminster, London, England Spouse Lady Anne CECIL | F38532 Marriage Spouse Lady Elizabeth HOWARD | F37206 Marriage Oct 1642