Nielsen Hayden genealogy
Ancestors of Joan de Keynes
┌── William de Keynes (of Greatworth, Northamptonshire, England - ??)
┌── Richard de Keynes (of Horsted Keynes, Sussex, England - 1241)(m. Between 1221 and 1223)
│ └── Gunnor
│
┌── Richard de Keynes (Abt 1228 of Horsted Keynes, Sussex, England - Between 1276 and 1295)
│ │
│ │ ┌── Roger de Huntingfield (Bef 1145 of Huntingfield, Suffolk, England - 1204)
│ │ │ └── Sibyl de Gigny =>
│ │ │
│ │ ┌── William de Huntingfield (Abt 1160 of Huntingfield, Suffolk, England - Bef 25 Jan 1221)
│ │ │ (m. Bef 1194)
│ │ │ │
│ │ │ │ ┌── Saher I de Quincy (of Long Buckby, Northamptonshire, England -
│ │ │ │ │ Between 1156 and 1158)(m. Aft 1136)
│ │ │ │ │ Between 1156 and 1158)(m. Aft 1136)
│ │ │ └── Alice de Senlis ( - 1204)
│ │ │ └── Maud de Senlis (Abt 1092 - Aft 1158)(m. Aft 1136) =>
│ │ │
│ └── Sarah de Huntingfield ( - Aft 1228)(m. Between 1221 and 1223)
│ └── Isabel de Gressinghall (Between 1160 and 1165 - 1207)(m. Bef 1194)
│
│
│ ┌── Robert de Mankesey (of Catteshal, Surrey, England - ??)
│
│ ┌── Thomas de Bavelingham