Nielsen Hayden genealogy
Descendants of John Holand
- 1400Father: Thomas de Holand ( - 26 Dec 1360 Normandy, France)
Mother: Joan of Kent (Abt 1328 - 8 Aug 1385 Wallingford Castle, Berkshire, England)
John Holand ( - 9 Jan 1400 Pleshey Castle, Essex, England)
Elizabeth of Lancaster (Bef 21 Feb 1363 - ??)(m. 24 Jun 1386 Plymouth, Devon, England)
   └─ Constance Holand ( - 12 Nov 1437 bur.St. Katherine by the Tower, London, England)
    John Grey (of Ruthin, Denbighshire, Wales - 27 Aug 1429)(m. Bef 1410)
       └─ Edmund Grey (26 Oct 1416 - 22 May 1490)
        Katherine Percy (28 May 1423 Leconfield, Yorkshire, England - Between 2 May 1493 and 17 Oct 1493)
        (m. Bef 1440)
        (m. Bef 1440)
           ├─ George Grey ( - 21 Dec 1503 Ampthill, Bedfordshire, England)
           │ + Anne Woodville ( - 30 Jul 1489 bur.Warden Abbey, Bedfordshire, England)(m. Aft 1482)
            + John Grey (of Wilton, Herefordshire, England - 3 Apr 1499 bur.White Friars, London, England)