KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US

| 1. | Mary Plantagenet of Lancaster, Baroness Percy was born about 1320; died on 1 Sep 1362. Family/Spouse: Henry Percy, 3rd Baron Percy of Alnwick Warden of the Marches High Sheriff of Northumberland. Henry (son of Henry de Percy, 2nd Baron Percy and Idoine de Clifford, Baroness Percy) was born about 1321; died in 1368 in Alnwick Castle, Northumberland, England. [Group Sheet] [Family Chart]
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| 2. | Thomas Percy |
| 3. | Henry Percy, 1st Earl of Northumberland 4th Baron Percy King of Mann KG Lord Marshal Family/Spouse: Margaret Neville, Baroness Ros of Helmsley Countess of Northumberland. Margaret (daughter of Ralph Neville, 2nd Baron Neville de Raby and Alice Audley, Baroness Greystoke Baroness Neville de Raby) was born on 12 Feb 1329; died on 12 May 1372. [Group Sheet] [Family Chart] |
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