Nielsen Hayden genealogy
Descendants of Margaret Fitzsimon
Father: Ralph Fitz Simon (of South Ormsby, Lincolnshire, England - ??)
Mother: (Unknown) Ormesby
Margaret Fitzsimon
William Skipwith ( - 1336)
   └─ William Skipwith (Abt 1314 of South Ormsby, Lincolnshire, England - Abt 1398)
    Alice Hiltoft ( - Aft 1415)(m. Bef Apr 1351)
       ├─ John Skipwith (of Calthorpe, Lincolnshire, England -
       │ 10 Jul 1415 bur.St. Bartholomew's, Covenham, Lincolnshire, England)
       │ 10 Jul 1415 bur.St. Bartholomew's, Covenham, Lincolnshire, England)
       │ Alice Tilney ( - Aft 1431)
       │    │ + Henry Vavasour ( - 27 Mar 1413)(m. Bef Jun 1399)
       │    └─ Patrick Skipwith (Abt 1395 of Utterby, Lincolnshire, England - Bef 1465) =>
       │     + Agnes Hawley (Abt 1395 - Aft 1471)(m. Bef 1415)
       └─ Margaret Skipwith (Abt 1360 - Aft Jan 1401)
        Robert Constable (Abt 1353 of Flamborough, Bridlington, Yorkshire, England -
        Between 29 Nov 1400 and 8 Jan 1401)(m. Bef 20 Jan 1384)
        Between 29 Nov 1400 and 8 Jan 1401)(m. Bef 20 Jan 1384)
           └─ Marmaduke Constable (of Flamborough, Bridlington, Yorkshire, England -
            Bef 5 Aug 1404 bur.Flamborough, Bridlington, Yorkshire, England) =>
            Bef 5 Aug 1404 bur.Flamborough, Bridlington, Yorkshire, England) =>
            + Catherine Cumberworth (of Somerby, Lincolnshire, England - Abt 1404)