Nielsen Hayden genealogy
Descendants of Robert de Keynes
Father: John de Keynes (1232 of Milton Keynes, Buckinghamshire, England - Bef 10 Jan 1283)
Mother: Maud ( - Aft 1283)
Robert de Keynes (of Milton Keynes, Buckinghamshire, England - ??)
   └─ Margaret de Keynes
    Philip de Aylesbury (of Milton Keynes, Buckinghamshire, England - 14 Jul 1349)
       └─ Thomas de Aylesbury (of Aylesbury, Buckinghamshire, England - Bef 14 Jul 1349)
        Joan Basset ( - Bef 14 Jul 1343)
           └─ John Aylesbury (6 May 1334 Weldon, Northamptonshire, England - 7 Dec 1409) =>
            + Isabel ( - Bef Nov 1369)(m. Bef 29 Sep 1359)