Nielsen Hayden genealogy
Ancestors of John Fitzwilliam
- 1349 ┌── William Fitz Godric (m. Abt 1169)
┌── William fitz William (of Sprotborough, Yorkshire, England -
│ Between 1219 and 23 Feb 1224)
│ Between 1219 and 23 Feb 1224)
│ └── Aubrey de Lisours ( - Aft 1194)(m. Abt 1169) =>
│
┌── Thomas fitz William (Between 1195 and 1200 of Sprotborough, Yorkshire, England -
│ Bef 17 Oct 1264)
│ Bef 17 Oct 1264)
│ │
│ │ ┌── Hamelin of Anjou (of Lewes, Sussex, England -
│ │ │ 7 May 1202 bur.Lewes Priory, Sussex, England)(m. Apr 1164) =>
│ │ │ 7 May 1202 bur.Lewes Priory, Sussex, England)(m. Apr 1164) =>
│ └── Ela de Warenne ( - Bef 1240)
│ └── Isabel de Warenne ( - Aft Apr 1203 bur.Lewes Priory, Sussex, England)
│ (m. Apr 1164) =>
│
┌── William fitz Thomas (of Sprotborough, Yorkshire, England - Bef 1295)
│ │
│ │ ┌── William Bertram (of Mitford, Morpeth, Northumberland, England - Abt 1199)
│ │ │ (m. 1185) =>
│ │ ┌── Roger Bertram (Abt 1194 of Mitford, Morpeth, Northumberland, England - 1242)
│ │ │ └── Alice de Umfreville (m. 1185) =>
│ │ │
│ └── Agnes Bertram ( - Aft 1266)
│ └── Agnes ( - Aft 7 May 1256)
│
┌── William fitz William (of Sprotborough, Yorkshire, England -
│ Between 4 Mar 1339 and 1342 bur.Sprotborough, Yorkshire, England)
│ Between 4 Mar 1339 and 1342 bur.Sprotborough, Yorkshire, England)
│ │
│ │ ┌── Richard de Grey (Bef 1200 of Codnor, Derbyshire, England - Bef 5 Sep 1271)
│ │ │ (m. Bef 19 Jun 1223)
│ └── Agnes de Grey
│ │
│ │ ┌── John du Hommet (of Sherringham, Norfolk, England - Bef 18 Jun 1223)
│ └── Lucy du Hommet (m. Bef 19 Jun 1223)
│ └── Hawise
│
John Fitzwilliam (of Sprotborough, Yorkshire, England - 10 Aug 1349)
│
│ ┌── Oliver I Deincourt (Abt 1161 Blankney, Sleaford, Lincolnshire, England - Bef 1202) =>
│ ┌── Oliver II Deincourt
│ │ └── Amabel
│ │
│ ┌── John Deincourt (of Blankney, Sleaford, Lincolnshire, England - Bef 14 Oct 1257)(m. Aft 1244)
│ │ └── Nichole
│ │
│ ┌── Edmund Deincourt (of Blankney, Sleaford, Lincolnshire, England - 6 Jan 1327)
│ │ │
│ │ │ ┌── Robert fitz Maldred (Abt 1170 of Raby, Durham, England -
│ │ │ │ Between 25 Jun 1242 and 26 May 1248) =>
│ │ │ │ Between 25 Jun 1242 and 26 May 1248) =>
│ │ │ ┌── Geoffrey de Neville (of Raby, Durham, England - Bef Sep 1242)
│ │ │ │ └── Isabel de Neville ( - May 1254) =>
│ │ │ │
│ │ └── Agnes de Neville (of Raby, Durham, England - Bef 20 Jul 1293)(m. Aft 1244)
│ │ └── Margaret
│ │
└── Isabel Deincourt ( - Aft 26 Jul 1348 bur.Sprotborough, Yorkshire, England)