Nielsen Hayden genealogy
Descendants of William la Zouche
1321 - 1382 (61 years)Father: Eudes la Zouche (Abt 1298 of Harringworth, Northamptonshire, England - 24 Apr 1326 Paris, France)
Mother: Joan Inge (Abt 1300 - Bef Jan 1360)
William la Zouche (1321 of Harringworth, Northamptonshire, England - 23 Apr 1382 bur.Biddlesden Abbey, Buckinghamshire, England)
Elizabeth de Roos ( - 24 May 1380)(m. Bef 16 Jul 1334)
   └─ Margery la Zouche ( - 18 Oct 1391 bur.Spilsby, Lincolnshire, England)
    Robert de Willoughby (Between 1348 and 1350 of Eresby, Lincolnshire, England -
    9 Aug 1396 bur.Spilsby, Lincolnshire, England)(m. Bef 1 Oct 1369)
    9 Aug 1396 bur.Spilsby, Lincolnshire, England)(m. Bef 1 Oct 1369)
       ├─ Thomas Willoughby (of Boston, Lincolnshire, England - Bef 20 Aug 1417)
       │ Elizabeth Neville (m. Bef 27 May 1396)
       │    └─ John Willoughby (Abt 1400 of Kirton-in-Holand, Lincolnshire, England - 24 Feb 1437) =>
       │     + Jane Welby
       └─ William Willoughby (Abt 1370 of Eresby, Lincolnshire, England -
        4 Dec 1409 Edgefield, Norfolk, England)
        4 Dec 1409 Edgefield, Norfolk, England)
        + Joan Holand ( - 12 Apr 1434)
        Lucy le Strange ( - Aft 28 Apr 1398 bur.Spilsby, Lincolnshire, England)
        (m. Aft 3 Jan 1383 Middle, Shropshire, England)
        (m. Aft 3 Jan 1383 Middle, Shropshire, England)
           │ + William Fitz Hugh (Between 1396 and 1399 of Ravensworth, Yorkshire, England - 22 Oct 1452)
           │ (m. Bef 18 Nov 1406 Ravensworth, Yorkshire, England)
           │ (m. Bef 18 Nov 1406 Ravensworth, Yorkshire, England)
           └─ Thomas Willoughby (of Parham, Suffolk, England - Bef 1 Jul 1439) =>
            + Joan Arundel (Abt 1407 - Bef 1 Jul 1439)(m. Aft 16 Sep 1428)