Nielsen Hayden genealogy
Descendants of Margred ferch Dafydd Vychan
Father: Dafydd Fychan ap Dafydd Llwyd ap Cynwrig (of Trefeilir in Malltraeth, Anglesey, Wales - ??)
Mother: Nest ferch Ieuan ap Gruffudd (of Eifionydd, Caernarvonshire, Wales - ??)
Margred ferch Dafydd Vychan (of Trefeilir in Malltraeth, Anglesey, Wales - ??)
Maredudd ap Tudur ( - Aft 1406)
   └─ Owen ap Maredudd ap Tudur (Abt 1400 - 4 Feb 1461 Hereford, Herefordshire, England)
    Catherine of Valois, Queen Consort of England (27 Oct 1401 Hotel de St. Pol, Paris, France -
    3 Jan 1437 Bermondsey Priory, Surrey, England)(m. Between 1429 and 1430)
    3 Jan 1437 Bermondsey Priory, Surrey, England)(m. Between 1429 and 1430)
       ├─ Edmund Tudor (Abt 1430 Much Hadham, Hertfordshire, England -
       │ 3 Nov 1456 Carmarthen, Carmarthenshire, Wales)
       │ 3 Nov 1456 Carmarthen, Carmarthenshire, Wales)
       │ Margaret Beaufort (31 May 1443 Bletsoe, Bedfordshire, England -
       │ 29 Jun 1509 Westminster, Middlesex, England)(m. 1455)
       │ 29 Jun 1509 Westminster, Middlesex, England)(m. 1455)
       │    └─ Henry VII, King of England and lord of Ireland (28 Jan 1457 Pembroke Castle, Pembrokeshire,
       │     Wales - 21 Apr 1509 Richmond, Surrey, England) =>
       │     Wales - 21 Apr 1509 Richmond, Surrey, England) =>
       │     + Elizabeth of York, Queen Consort of England (11 Feb 1466 Westminster Palace, Westminster, Middlesex,
       │     England - 11 Feb 1503 London, England)(m. 18 Jan 1486 Westminster, Middlesex, England)
       │     England - 11 Feb 1503 London, England)(m. 18 Jan 1486 Westminster, Middlesex, England)
       └─ Jasper Tudor (Abt 1431 Hatfield, Hertfordshire, England -
        21 Dec 1495 bur.Keynsham Abbey near Bristol, Gloucestershire, England)
        21 Dec 1495 bur.Keynsham Abbey near Bristol, Gloucestershire, England)
        + Katherine Woodville (Abt 1458 - 18 May 1497)(m. Bef 7 Nov 1485)