Nielsen Hayden genealogy
Descendants of William Bertram
- Abt 1199Father: Roger Bertram (of Mitford, Morpeth, Northumberland, England - Bef 29 Sep 1177)
Mother: Ada de Morville
William Bertram (of Mitford, Morpeth, Northumberland, England - Abt 1199)
Alice de Umfreville (m. 1185)
   └─ Roger Bertram (Abt 1194 of Mitford, Morpeth, Northumberland, England - 1242)
    Agnes ( - Aft 7 May 1256)
       ├─ Isabel Bertram ( - Aft 15 Jun 1281)
       │ Philip Darcy (of Nocton, Lincolnshire, England - Bef 28 May 1264)
       │    ├─ Roger Darcy (of Blyth, Nottinghamshire, England - Bef 12 May 1284) =>
       │    │ + Isabel de Aton (West Ayton, Yorkshire, England - Aft 1316)
       │    └─ Norman Darcy (Abt 1236 of Cawkwell, Lincolnshire, England - Bef 6 Jan 1296) =>
       │     + Juliane ( - 15 Jun 1281)
       ├─ Agnes Bertram ( - Aft 1266)
       │ Thomas fitz William (Between 1195 and 1200 of Sprotborough, Yorkshire, England - Bef 17 Oct 1264)
       │    └─ William fitz Thomas (of Sprotborough, Yorkshire, England - Bef 1295) =>
       │     + Agnes de Grey
       └─ Ada de Bertram (of Mitford, Morpeth, Northumberland, England - ??)
        Simon de Vere (of Goxhill, Glanford Brigg, Lincolnshire, England - ??)
           └─ Isabel de Vere (of Goxhill, Glanford Brigg, Lincolnshire, England - ??) =>
            + William de Aton (of West Ayton, Yorkshire, England - Abt 1315)