Nielsen Hayden genealogy
Ancestors of Sibyl de Ferrers
┌── Robert de Ferrers ( - Bef 1160 bur.Merevale Abbey, Warwickshire, England) =>
┌── William de Ferrers ( - Bef 21 Oct 1190 Acre, Palestine)
│ └── Margaret Peverel (of Nottingham, Nottinghamshire, England - ??) =>
│
┌── William de Ferrers ( - 22 Sep 1247)(m. 1192)
│ └── (Unknown wife of William de Ferrers) ( - Aft 5 Feb 1228)
│
│
│ ┌── Ranulph de Gernons (Bef 1100 Guernon Castle, Normandy, France -
│ │ 16 Dec 1153 bur.Abbey of St. Werburg, Chester, Cheshire, England)(m. Bef 1135) =>
│ │ 16 Dec 1153 bur.Abbey of St. Werburg, Chester, Cheshire, England)(m. Bef 1135) =>
│ ┌── Hugh of Chester (Abt 1141 - 30 Jun 1181 Leek, Staffordshire, England)(m. 1169)
│ │ └── Matilda of Gloucester ( - 29 Jul 1189)(m. Bef 1135) =>
│ │
└── Agnes of Chester ( - 2 Nov 1247)(m. 1192)
│
│ ┌── Simon de Montfort (Abt 1128 - Mar 1181) =>
└── Bertrade de Montfort (Abt 1155 - Aft 31 Mar 1227)(m. 1169)
└── Maud ( - Bef 1168)