Nielsen Hayden genealogy
Ancestors of Cecily de Vivonne
Abt 1257 - 1320 (~ 63 years) ┌── Hugh de Vivonne (of Chewton, Somerset, England - Bef 16 Oct 1249)(m. Bef 6 Jul 1219)
┌── William de Forz (of Chewton, Somerset, England - Bef 22 May 1259)(m. Abt 30 Jul 1248)
│ │ ┌── William I Malet (of Curry Mallet, Langport, Somerset, England - 1169) =>
│ │ ┌── Gilbert Malet (of Curry Mallet, Langport, Somerset, England - 1194)
│ │ ┌── William II Malet (Bef 1174 of Curry Mallet, Langport, Somerset, England - Abt 1216)
│ │ │ │ ┌── Ralph Picot (of Tong, Milton, Kent, England - ??)
│ │ │ └── Alice Picot (of Tong, Milton, Kent, England - ??)
│ │ │
│ └── Mabel Malet ( - Bef 16 Oct 1249)(m. Bef 6 Jul 1219)
│
Cecily de Vivonne (Abt 1257 Chewton, Somerset, England - 10 Jan 1320 Stoke-under-Hamden, Somerset, England)
│
│ ┌── 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)
│ │
│ ┌── William de Ferrers (Abt 1193 of Tutbury, Burton-on-Trent, Staffordshire, England -
│ │ 24 Mar 1254 Evington, Leicestershire, England)(m. Bef 14 May 1219)
│ │ 24 Mar 1254 Evington, Leicestershire, England)(m. Bef 14 May 1219)
│ │ │
│ │ │ ┌── Ranulph de Gernons (Bef 1100 Guernon Castle, Normandy, France - 16 Dec 1153
│ │ │ │ bur.Abbey of St. Werburg, Chester, Cheshire, England)(m. Bef 1135) =>
│ │ │ │ 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)
│ │
└── Maud de Ferrers (Abt 1230 - 12 Mar 1299)(m. Abt 30 Jul 1248)
│
│ ┌── Gilbert ( - Abt 1130)
│ ┌── John fitz Gilbert (Bef 1109 of Cherhill, Wiltshire, England - Bef 29 Sep 1165)
│ ┌── William Marshal (Abt 1146 - 14 May 1219 Caversham, Oxfordshire, England)
│ │ (m. Aug 1189 London, England)
│ │ │
│ │ │ ┌── Walter of Salisbury (of Chitterne, Warminster, Wiltshire, England -
│ │ │ │ Aft 1142 bur.Bradenstoke Priory, Wiltshire, England) =>
│ │ │ │ Aft 1142 bur.Bradenstoke Priory, Wiltshire, England) =>
│ │ └── Sybil de Salisbury
│ │ └── Sybil de Chaworth ( - Bef 1147 Bradenstoke Priory, Wiltshire, England) =>
│ │
└── Sybil Marshal (Abt 1204 - Bef 1238)(m. Bef 14 May 1219)
│
│ ┌── Gilbert "Strongbow" fitz Gilbert (Abt 1100 -
│ │ 6 Jan 1148 bur.Tintern Abbey, Monmouthshire, Wales) =>
│ │ 6 Jan 1148 bur.Tintern Abbey, Monmouthshire, Wales) =>
│ ┌── Richard "Strongbow" fitz Gilbert (Abt 1130 - Abt 20 Apr 1176 Dublin, Ireland)
│ │ (m. Abt 26 Aug 1170 Waterford, Munster, Ireland)
│ │ └── Isabel de Beaumont ( - Aft 1172) =>
│ │
└── Isabel de Clare (1173 - 7 Mar 1220 bur.Tintern Abbey, Monmouthshire, Wales)
(m. Aug 1189 London, England)
│
│ ┌── Diarmait mac Murchada, King of Leinster (Abt 1110 Leinster, Ireland - 1 Jan 1171) =>
└── Eve of Leinster (Abt 1145 - Aft 1185 bur.Tintern Abbey, Monmouthshire, Wales)
(m. Abt 26 Aug 1170 Waterford, Munster, Ireland)
└── Mor ni Tuathail (Abt 1114 Castledermot, Kildare, Ireland - 1191 Ireland) =>