Nielsen Hayden genealogy
Descendants of Margaret Deincourt
- Bef 1333Father: Edmund Deincourt (of Blankney, Sleaford, Lincolnshire, England - 6 Jan 1327)
Margaret Deincourt ( - Bef 18 Oct 1333)
Robert de Willoughby (Between 1250 and 1260 - Bef 25 Mar 1317)(m. Bef 1304)
   └─ John de Willoughby (6 Jan 1304 - 13 Jun 1349 bur.Spilsby, Lincolnshire, England)
    Joan Roscelyn ( - Aft 15 Oct 1354)(m. Bef 2 Jul 1323)
       └─ John de Willoughby (Bef 6 Jan 1329 of Eresby, Lincolnshire, England -
        29 Mar 1372 bur.Spilsby, Lincolnshire, England)
        29 Mar 1372 bur.Spilsby, Lincolnshire, England)
        Cecily de Ufford ( - Bef 29 Mar 1372)(m. Bef 18 Aug 1337)
           │ + William Astley (Bef 1345 of Astley, Warwickshire, England - Bef Apr 1421)(m. Bef 1370)
           └─ Robert de Willoughby (Between 1348 and 1350 of Eresby, Lincolnshire, England -
            9 Aug 1396 bur.Spilsby, Lincolnshire, England) =>
            9 Aug 1396 bur.Spilsby, Lincolnshire, England) =>
            + Margery la Zouche ( - 18 Oct 1391 bur.Spilsby, Lincolnshire, England)(m. Bef 1 Oct 1369)
            + Elizabeth le Latimer (Abt 1357 - 5 Nov 1395)(m. Bef 9 Oct 1381)