Some Descendants of
Robert DE MORTAGNE Earl of Cornwall
(1031 - 1095)

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(Persons with names shown in Green are Direct Ancestors of George Washington 1st US President)
(Persons with names in RED are Especially Notable Direct Ancestors of George Washington 1st US President).

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First Generation

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Robert DE MORTAGNE Earl of Cornwall (See Link for Ancestry),1711 1712 1713 son of Herlouin DE CONTEVILLE Vicomte de Conteville, Stepfather of the Conqueror and Herleve 'Arlette' DE FALAISE Mother of the Conqueror, was born circa 1031 in Mortagne-au-Perche, Orne, Normandy, France,1712 1713 died 8 Dec 1095 in Abbey of St. Grestain, Normandy, France 1712 1713 at age 64, and was buried in Abbey of St. Grestain, Normandy, France. Another name for Robert was Robert de MORTAIN Earl of Cornwall. Robert married Maud DE MONTGOMERY (See Link for Ancestry),1712 daughter of Roger II DE MONTGOMERY 1st Earl Of Shrewsbury and Mabel 'de Talvas' D' ALENCON Heiress of Belleme and Alencon, before 1066.1712 1714 Maud was born circa 1045 in St. Germain Montgomery, Normandy, France, died about 1085 of Mortagne-au-Perche, Orne, Normandy, France about age 40, and was buried in Abbey of St. Grestain, Normandy, France.

Children from this marriage were:

2. i.   Emma DE MORTAGNE 68 1715 was born circa 1055 in Mortagne-au-Perche, Orne, Normandy, France 68 and died about 1080 in Huesca, Spain 68 1715 about age 25.
3. ii.   Agnes DE MORTAGNE was born about 1067 in Montagne au Perche, Orne, Normandy, France.
4. iii.  William DE MORTAGNE Earl of Cornwall was born before 1084 in Mortagne-au-Perche, Orne, Normandy, France and died about 1140 in Died as a monk in Bermondsey, London, England.  William married Isabel FitzRichard DE CLARE, daughter of Richard 'Fitz Richard' DE CLARE Abbot of Ely and Wife of Richard FitzRichard DE (CLARE) UNKNOWN, circa 1110. Isabel was born circa 1090 in Ely, Cambridgeshire, England.

Robert next married Almodis DE (MORTAGNE) UNKNOWN before 1085.1714 Almodis was born about 1055 in France and died about 1107 about age 52.

Children from this marriage were:

5. i.   Daughter of Robert DE MORTAGNE was born about 1086 in Cardinan, Cornwall, England.
6. ii.   Aldhelm DE MORTAGNE 68 was born circa 1090 in Mortagne-au-Perche, Orne, Normandy, France.68
 
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Second Generation

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2. Emma DE MORTAGNE 68 1715 (Robert DE Earl of Cornwall 1) was born circa 1055 in Mortagne-au-Perche, Orne, Normandy, France 68 and died about 1080 in Huesca, Spain 68 1715 about age 25. Emma married William IV DE TOULOUSE Comte de Toulouse, Duc de Narbonne (See Link for Ancestry),68 1715 son of Pons III DE TOULOUSE Comte de Toulouse, Albi & Dijon and Almodis DE LA MARCHE, about 1071.68 1715 William was born about 1040 in Huesca, Spain 68 1715 and died about 1093 in Died while on crusade to the Holy Land 68 1715 about age 53.

The Child from this marriage was:

7. i.   Philippa 'Maud' DE TOULOUSE 68 was born circa 1080 in Toulouse, Haute-Garonne, Midi-Pyrenees, France 68 and died 28 Nov 1117 68 at age 37.

3. Agnes DE MORTAGNE
(Robert DE Earl of Cornwall 1) was born about 1067 in Montagne au Perche, Orne, Normandy, France. Agnes married Andre I DE VITRE Seigneur De Vitre (See Link for Ancestry) before 1087. Andre was born about 1065 in Vitre, Ille-et-Vilaine, Brittany, France and died about 1139 about age 74.
 

See the Andre I DE VITRE Seigneur De Vitre Entry for this Couple's Children and Descendants.


5. Daughter of Robert DE MORTAGNE (Robert DE Earl of Cornwall 1) was born about 1086 in Cardinan, Cornwall, England. Daughter married William FITZ RICHARD Lord of Cardinham 2 circa 1110. William was born about 1085 in Cardinham, Bodmin, Cornwall, England and died after 1130.

The Child from this marriage was:

8. i.   Beatrice FITZ RICHARD 2 was born about 1114 in Cardinan, Cornwall, England.

6. Aldhelm DE MORTAGNE
68 (Robert DE Earl of Cornwall 1) was born circa 1090 in Mortagne-au-Perche, Orne, Normandy, France.68 Aldhelm married Agnes UNKNOWN 68 584 circa 1160.68 Agnes was born about 1139.68 584

The Child from this marriage was:

9. i.  William FITZ ALDHELM Steward of Henry II, Sheriff of Cumberland was born before 1137 in Burgh Castle, Great Yarmouth, Norfolk, England 584 and died about 1198 in Galway Castle, Connaught, Ireland.584 Another name for William was William FITZ ALDELIN.584  William married Juliana DAISNEL circa 1180. Juliana was born circa 1160 in England and died of Galway Castle, Connaught, Ireland.
 
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Third Generation

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7. Philippa 'Maud' DE TOULOUSE 68 (Emma DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born circa 1080 in Toulouse, Haute-Garonne, Midi-Pyrenees, France 68 and died 28 Nov 1117 68 at age 37. Philippa married William VII 'le Troubador' DE POITOU 9th Duc d'Aquitane, Comte de Poitou (See Link for Ancestry),68 son of William VI DE POITOU 8th Duc d'Aquitane [1058-1086], Comte de Poitou and Hildegarde Of BURGUNDY, circa 1095.68 William was born 22 Oct 1071 in Aquitaine, France 68 and died 10 Feb 1127 in Poitiers, Vienne, Poitou, France 68 at age 55.
 
See the William VII 'le Troubador' DE POITOU 9th Duc d'Aquitane, Comte de Poitou Entry for this Couple's Children and Descendants.


8. Beatrice FITZ RICHARD 2 (Daughter of Robert DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born about 1114 in Cardinan, Cornwall, England. Beatrice married Reynold 'of England' DE DUNSTANVILLE 1st Earl of Cornwall (See Link for Ancestry),2 1711 1716 1717 1718 son of Henry I 'Beauclerc' Of ENGLAND King of England [1100-1135] and Sybyl CORBET, about 1135.2 Reynold was born about 1095 in Dunstanville, Kent, England and died 1 Jul 1175 in Chertsey, Sussex, England 2 about age 80.

Children from this marriage were:

10. i.   Maud DE DUNSTANVILLE 68 was born about 1143 in Launceston, Cornwall, England 68 and died of Dunstanville, Kent, England.
11. ii.   Joan FITZ ROY Of CORNWALL was born about 1150 in Launceston, Cornwall, England and died of Trematon Castle, Saltash, Cornwall, England.
 
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Fourth Generation

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10. Maud DE DUNSTANVILLE 68 (Beatrice FITZ RICHARD 3, Daughter of Robert DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born about 1143 in Launceston, Cornwall, England 68 and died of Dunstanville, Kent, England. Other names for Maud were Maud FITZ ROY Of CORNWALL, and68 Maud FITZ ROY. Maud married (Sir) Robert DE BEAUMONT Comte de Meulan (See Link for Ancestry),2 68 son of Waleran de BEAUMONT Comte de Meulan, 1st Earl of Worcester and Agnes DE MONTFORT Heiress of Gournay, about 1165.2 68 Robert was born about 1141 in Meulan, Yvelines, Ile-de-France, France,68 died 16 Aug 1204 in Poitiers, Vienne, Poitou, France 2 68 about age 63, and was buried in Preaux Abbey, Eure, Normandy, France.2
 
See the (Sir) Robert DE BEAUMONT Comte de Meulan Entry for this Couple's Children and Descendants.


11. Joan FITZ ROY Of CORNWALL (Beatrice FITZ RICHARD 3, Daughter of Robert DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born about 1150 in Launceston, Cornwall, England and died of Trematon Castle, Saltash, Cornwall, England. Another name for Joan was Joan FITZ ROY. Joan married Ralph DE VALLETORT Lord of Trematon circa 1170. Ralph was born about 1140 in Bere Ferrers, Tavistock, Devon, England and died about 1187 in Trematon Castle, Saltash, Cornwall, England about age 47.

The Child from this marriage was:

12. i.   Roger DE VALLETORT was born circa 1170 in Trematon Castle, Saltash, Cornwall, England and died about 1206 in Harberton, Totnes, Devon, England about age 36.
 
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Fifth Generation

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12. Roger DE VALLETORT (Joan FITZ ROY Of CORNWALL 4, Beatrice FITZ RICHARD 3, Daughter of Robert DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born circa 1170 in Trematon Castle, Saltash, Cornwall, England and died about 1206 in Harberton, Totnes, Devon, England about age 36. Roger married Alesia 'Alice' DE (VALLETORT) UNKNOWN circa 1190. Alesia was born circa 1170.

The Child from this marriage was:

13. i.   Isabel DE VALLETORT was born about 1200 in Harberton, Totnes, Devon, England.
 
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Sixth Generation

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13. Isabel DE VALLETORT (Roger DE VALLETORT 5, Joan FITZ ROY Of CORNWALL 4, Beatrice FITZ RICHARD 3, Daughter of Robert DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born about 1200 in Harberton, Totnes, Devon, England. Isabel married Thomas CORBET circa 1225. Thomas was born about 1182 in Caus Castle, Westbury, Shropshire, England and died in Sep 1274 of Caus Castle, Westbury, Shropshire, England about age 92.

The Child from this marriage was:

14. i.   Alice CORBET was born about 1225 in Caus Castle, Westbury, Shropshire, England and died after 1253.
 
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Seventh Generation

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14. Alice CORBET (Isabel DE VALLETORT 6, Roger DE VALLETORT 5, Joan FITZ ROY Of CORNWALL 4, Beatrice FITZ RICHARD 3, Daughter of Robert DE MORTAGNE 2, Robert DE Earl of Cornwall 1) was born about 1225 in Caus Castle, Westbury, Shropshire, England and died after 1253. Alice married (Sir) Robert DE STAFFORD Knight (See Link for Ancestry), son of (Sir) Hervey STAFFORD Knight and Pernell DE FERRERS, circa 1243. Robert was born before 1220 in Stafford, Staffordshire, England and died before 4 Jun 1261.
 
See the (Sir) Robert DE STAFFORD Knight Entry for this Couple's Children and Descendants.

 
 
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