1156-1236
| Margaret de HARCOURT de BEAUMONT | |
| B: | 1156 |
| Leicester, Leicestershire, England | |
| D: | 12 Jan 1236 |
| Brackley, Northamptonshire, England | |
| Saher ( Earl of Winchester) De Quincy (maid. name Magna carter baron) | |
| B: | 1144 |
| Winchester (Hampshire) England | |
| D: | 3 November 1219 |
| Died acre in the holy land. While on crusade | |
1121-1190
| Robert III Earl Leicester de Beaumont | |
| B: | 1121 |
| Beaumont, Dordogne, Aquitaine, France | |
| D: | 31 Aug 1190 |
| Died while returning from crusade Durazzo Provence, West, Albania | |
| Lady Petronilla Petronella Pernel de Grandmesnil Grentesmesnil Grentmesnil | |
| B: | 1134 |
| Grentemesnil, Calvados, Normandy, France | |
| M: | 1155 |
| Leicestershire, England | |
| D: | 1 Apr 1212 |
| Leicester, Leicestershire, England | |
1121-1188
| Isabel De Beaumont | |
| B: | 1121 |
| Leicestershire, England | |
| D: | 1188 |
| Carmarthen, Carmarthenshire, Wales | |
1125-1185
| Marguerite de Beaumont | |
| B: | 1125 |
| Leicester, Leicestershire, England | |
| D: | 1185 |
1128-1215
| Amice de Beaumont | |
| B: | 1128 |
| Leicestershire, England | |
| D: | 3 Sep 1215 |
| Barres Court, Hertfordshire, England | |
| Mabel Gloucester FITZROBERT (maid. name 1) | |
| B: | 1128 |
| Gloucestershire, England | |
| D: | 23 Nov 1183 |
| Evreux, Eure, Normandy, France | |
1140-1211
| Gruffudd Ap Ifor Bach (maid. name 1) | |
| B: | 1140 |
| Senghennvdd, Glamorganshire, Wales | |
| M: | 1158 |
| D: | 1211 |
| Austria, Hungary | |
1132-1158
| Robert Fitzwilliam (maid. name 1) | |
| B: | 1132 |
| Ashington, Somerset, England | |
| D: | 1158 |
| Robert Gloucester FITZROBERT (maid. name 1) | |
| B: | 1151 |
| Cardiff, Glamorgan, Wales | |
| D: | 1166 |
| Cardiff, Glamorgan, Wales | |
| Amicie FitzWilliam de Mellent CAEN (maid. name 1) | |
| B: | 1160 |
| Tewkesbury, Gloucestershire, England | |
| D: | 1 Jan 1224 |
| Tewkesbury, Gloucestershire, England | |
| Richard III FitzRoger, (3rd Earl of Hertford)(4th Earl of Gloucester) De Clare | |
| B: | 1153 |
| Tunbridge Castle, Kent, England | |
| M: | 1180 |
| Err, Pyrenees-Orientales, Languedoc-Roussillon, France | |
| D: | 28 Nov 1217 |
| Tunbridge Castle, Kent, England | |
| Isabelle Hawisa Countess Gloucester FITZROBERT (maid. name 1) | |
| B: | 1173 |
| Tewkesbury, Gloucestershire, England | |
| D: | 14 Oct 1217 |
| Canterbury, Kent, England | |
1166-1216
| JOHN I (KING OF ENGLAND) Plantagenet | |
| B: | 24 Dec 1166 |
| Beaumont Palace, Kings Manor House, Oxford, Oxfordshire, England | |
| M: | 29 Aug 1189 |
| Marlborough Castle, Marlborough, Wiltshire, England | |
| D: | 19 Oct 1216 |
| Newark Castle, Newark-on-Trent, Nottinghamshire, England | |
1160-1243
| Hubert DeBurgh, 1st Earl of Kent | |
| B: | 1160 |
| Kent, England | |
| M: | Sep 1217 |
| London, Middlesex, England | |
| D: | 5 May 1243 |
| Banstead, Surrey, England | |
| Geoffrey FitzGeoffrey 'Magna Carta Baron' DeMandeville, 2nd Earl of Essex | |
| B: | 1191 |
| Essex, , England | |
| M: | 20 Jan 1214 |
| London, Middlesex, England | |
| D: | 23 Feb 1216 |
| London, Middlesex, England | |
| Hawise Countess of Gloucester Beaumont (maid. name 1) | |
| B: | 1129 |
| Leicester, Leicestershire, England | |
| D: | 24 Apr 1197 |
| Tewkesbury, Gloucestershire, England | |
| William "Mafonache" (2nd Earl of Gloucester) Fitzrobert (maid. name 1) | |
| B: | 23 Nov 1116 |
| Tewkesbury, Gloucestershire, England | |
| D: | 23 Nov 1183 |
| Somerset, England | |
1107-1170
| Roger III Berkeley | |
| B: | 1107 |
| Dursley, Gloucestershire, England | |
| D: | 1170 |
| Berkeley, Gloucestershire, England | |
| Mabel Gloucester FITZROBERT (maid. name 1) | |
| B: | 1128 |
| Gloucestershire, England | |
| D: | 23 Nov 1183 |
| Evreux, Eure, Normandy, France | |
1140-1211
| Gruffudd Ap Ifor Bach (maid. name 1) | |
| B: | 1140 |
| Senghennvdd, Glamorganshire, Wales | |
| M: | 1158 |
| D: | 1211 |
| Austria, Hungary | |
1130-1192
| CECILY BERKELEY | |
| B: | 1130 |
| Thornbury, Gloucestershire, England | |
| D: | 1192 |
| of Eaton, Buckinghamshire, England | |
1131-1191
| Roger Berkeley | |
| B: | 1131 |
| Dursley, Gloucestershire, England | |
| D: | 1191 |
| Dursley, Gloucestershire, England | |
1133-1190
| Alice Berkeley | |
| B: | 1133 |
| Berkeley, Gloucestershire, England | |
| D: | 16 Jun 1190 |
| Bristol, Gloucestershire, England | |
1137-1190
| Phillip DeBerkeley | |
| B: | 1137 |
| Dursley, Gloucestershire, England | |
| D: | 1190 |
1141-
| Oliver DeBerkeley | |
| B: | 1141 |
1145-1213
| Letitia Berkeley | |
| B: | 1145 |
| Dursley, Gloucestershire, England | |
| D: | 1213 |
| Frampton On Severn, Gloucestershire, England | |
1145-1193
| Sedzilia Cecily | |
| B: | 1145 |
| Thornbury, Gloucestershire, England | |
| D: | 1193 |
1148-
| Hawise Fitzrobert | |
| B: | 1148 |
| Of, Leicestershire, England | |
1160-
| Roger deBerkeley | |
| B: | 1160 |
1165-1210
| Ralph DeSomery | |
| B: | 1165 |
| Dudley, Worcestershire, England | |
| D: | Nov 1210 |
1169-1217
| Hawise Avisa Isabella deGloucester | |
| B: | 1169 |
| Gloucester, Gloucestershire, England | |
| D: | Nov 1217 |
| Isabelle Hawisa Countess Gloucester FITZROBERT (maid. name 1) | |
| B: | 1173 |
| Tewkesbury, Gloucestershire, England | |
| D: | 14 Oct 1217 |
| Canterbury, Kent, England | |
1166-1216
| JOHN I (KING OF ENGLAND) Plantagenet | |
| B: | 24 Dec 1166 |
| Beaumont Palace, Kings Manor House, Oxford, Oxfordshire, England | |
| M: | 29 Aug 1189 |
| Marlborough Castle, Marlborough, Wiltshire, England | |
| D: | 19 Oct 1216 |
| Newark Castle, Newark-on-Trent, Nottinghamshire, England | |
1160-1243
| Hubert DeBurgh, 1st Earl of Kent | |
| B: | 1160 |
| Kent, England | |
| M: | Sep 1217 |
| London, Middlesex, England | |
| D: | 5 May 1243 |
| Banstead, Surrey, England | |
| Geoffrey FitzGeoffrey 'Magna Carta Baron' DeMandeville, 2nd Earl of Essex | |
| B: | 1191 |
| Essex, , England | |
| M: | 20 Jan 1214 |
| London, Middlesex, England | |
| D: | 23 Feb 1216 |
| London, Middlesex, England | |
1094-1170
| Roger III de Berkeley | |
| B: | 1094 |
| Berkeley, Gloucestershire, England | |
| M: | 1125 |
| Berkeley Castle, Gloucestershire, England | |
| D: | 1170 |
| Berkeley, Gloucestershire, England | |
1170-1189
| Matthew Cliveden (maid. name 1) | |
| B: | 1170 |
| D: | 1189 |
1140-1166
| William Cliveden (maid. name 1) | |
| B: | 1140 |
| Somerset, England | |
| D: | 1166 |
1138-
| Gervace De BEAUMONT | |
| B: | 1138 |
| Leicester, Leicestershire, England | |
1138-
| Gervace DeBEAUMONT | |
| B: | 1138 |
| Ermigie Amelie DeBeaumont | |
| B: | 1139 |
1140-1168
| Lade Elizabeth De BEAUMONT | |
| B: | 1140 |
| Leicester, Leicestershire, England | |
| D: | 1168 |
| Évreux, Eure, Haute-Normandie, France | |
1142-1217
| William De BEAUMONT | |
| B: | 1142 |
| Hambleton, Buckinghamshire, England | |
| D: | 1217 |
1146-1163
| Geoffrey De BEAUMONT | |
| B: | 1146 |
| Leicester, Leicestershire, England | |
| D: | 1163 |
| England | |
1148-1190
| Henry De BEAUMONT | |
| B: | 1148 |
| Leicester, Leicestershire, England | |
| D: | 31 Aug 1190 |
| Died on Crusade, West Albania, Greece | |
1150-1204
| Mabel Beaumont | |
| B: | 1150 |
| Meulan, Yvelines, Ile-de-France, France | |
| D: | 1 May 1204 |
| Devon, England | |
| Robert (2nd Earl of Leiceter) De Beaumont (maid. name 1) | |
| B: | 1104 |
| Leicester, Leicestershire, England | |
| D: | 5 Apr 1168 |
| Leicester, Leicestershire, England | |
1108-1168
| Amice Uta deGael Waer de Montfort | |
| B: | 1108 |
| Norfolk, England | |
| M: | Nov 1120 |
| Bretagne, France | |
| D: | 1168 |
| Leicester Abbey, Leicestershire, England | |
1085-1131
| Isabel DeVermandois | |
| B: | 1085 |
| Valois, Bretagne, France | |
| D: | 13 Feb 1131 |
| Sens, Saone-et-Loire, Bourgogne, France | |
1046-1118
| Robert DeBeaumont | |
| B: | 1046 |
| Pont Audemer, Beaumont, Normandy, France | |
| D: | 5 Jun 1118 |
| Leicestershire, England | |