Nielsen Hayden genealogy
Descendants of Mary le Bigod
Father: Roger II le Bigod (Bef 1140 Thetford, Norfolk, England - Bef 2 Aug 1221)
Mother: Ida de Tony
Mary le Bigod
Ranulph fitz Robert (Abt 1185 of Middleham, Yorkshire, England -
Bef 7 Dec 1252 bur.Coverham Abbey, Yorkshire, England)
Bef 7 Dec 1252 bur.Coverham Abbey, Yorkshire, England)
   ├─ Ralph fitz Ranulph (of Middleham, Durham, England - 31 Mar 1270 bur.Coverham Abbey, Yorkshire, England)
   │ Anastasia de Percy ( - Bef 28 Apr 1272)
   │    └─ Mary Fitz Ranulph ( - Bef 11 Apr 1320 bur.Coverham Abbey, Yorkshire, England)
   │     Robert de Neville (Bef 1240 of Middleham, Yorkshire, England - 6 Aug 1271)(m. Abt 1260)
   │        └─ Ranulph de Neville (18 Oct 1262 of Raby, Durham, England -
   │         Aft 18 Apr 1331 bur.Coverham Abbey, Yorkshire, England) =>
   │         Aft 18 Apr 1331 bur.Coverham Abbey, Yorkshire, England) =>
   │         + Euphemia de Clavering (Aft 1265 - Abt 1320 bur.Staindrop, Durham, England)(m. Bef 12 Mar 1281)
   └─ Ranulf fitz Ranulf (Between 1220 and 1225 - Bef 1294)
    Bertrama
       └─ Ralph fitz Ranulf (Between 1250 and 1260 - Bef 1316)
        Tiffany de Lascelles
            + Isabel