Nielsen Hayden genealogy
Ancestors of John Darcy
1285 - 1347 (~ 67 years)
┌── Norman Darcy 
(of Nocton, Lincolnshire, England - ??) =>
(of Nocton, Lincolnshire, England - ??) => ┌── Philip Darcy (of Nocton, Lincolnshire, England - Bef 28 May 1264)
(of Nocton, Lincolnshire, England - Bef 28 May 1264) │ └── Agnes
│
┌── Roger Darcy (of Blyth, Nottinghamshire, England - Bef 12 May 1284)
(of Blyth, Nottinghamshire, England - Bef 12 May 1284) │ │
│ │ ┌── Roger Bertram (Abt 1194 of Mitford, Morpeth, Northumberland, England - 1242) =>
(Abt 1194 of Mitford, Morpeth, Northumberland, England - 1242) => │ └── Isabel Bertram ( - Aft 15 Jun 1281)
( - Aft 15 Jun 1281) │ └── Agnes ( - Aft 7 May 1256)
( - Aft 7 May 1256) │
John Darcy (Between 1280 and 1285 of Knaith, Lincolnshire, England - 30 May 1347)
│
│ ┌── William de Aton (of Aton, Yorkshire, England - ??) =>
(of Aton, Yorkshire, England - ??) => │ ┌── William de Aton (of West Ayton, Yorkshire, England - Abt 1315)
(of West Ayton, Yorkshire, England - Abt 1315) └── Isabel de Aton (West Ayton, Yorkshire, England - Aft 1316)
(West Ayton, Yorkshire, England - Aft 1316) │
│ ┌── Simon de Vere (of Goxhill, Glanford Brigg, Lincolnshire, England - ??)
(of Goxhill, Glanford Brigg, Lincolnshire, England - ??) └── Isabel de Vere (of Goxhill, Glanford Brigg, Lincolnshire, England - ??)
(of Goxhill, Glanford Brigg, Lincolnshire, England - ??) └── Ada de Bertram (of Mitford, Morpeth, Northumberland, England - ??) =>
(of Mitford, Morpeth, Northumberland, England - ??) =>