| Children |
| | 1. Marguerite De Perche, Countess of Warwick, b. 1065, Normandy, France d. 27 Aug 1156, Warwick, Warwickshire, England, United Kingdom (Age 91 years) |
| | 2. Marguerite Countess DePerche, b. 1067 d. 28 May 1143, Warwick, Warwickshire, England (Age 76 years) |
| | 3. Marguerite Montdidier, b. 1067, Mortagne-au-Perche, Orne, Normandy, France d. 27 Aug 1156, Warwickshire, England, United Kingdom (Age 89 years) |
| | 4. Beatrix Montdidier, b. 1069, La Perche, Cher, Centre-Val de Loire, France d. 1108, Hampton in Arden, Warwickshire, England (Age 39 years) |
| | 5. Rotrou II The Great DuPerche, b. 1069, Mortagne-au-Perche, Orne, Lower Normandy, France d. 8 Mar 1143, Rouen, Seine-Maritime, Upper Normandy, France (Age 74 years) |
| | 6. Countess Matilda de Perche, b. 19 Jul 1074, Yorkshire, England d. 21 Jun 1142, Halton, Cheshire, England (Age 67 years) |
| | 7. Juliana de Perche, b. 1074, Mortagne-au-Perche, Orne, Lower Normandy, France d. Aft 1132, Hungary (Age > 59 years) |
| | 8. Mathilda de Perche, b. 1074, Mortagne-au-Perche, Orne, Normandy, France d. 1143 (Age 69 years) |
| | 9. Mathilde du Perche, b. 19 Jul 1074, Mortagne-au-Perche, Orne, Basse-Normandie, France d. 18 May 1143, France (Age 68 years) |
| | 10. Beatrice (Beatrix) du Perche, b. Abt 1075, Alençon, Orne, Normandy, France d. Abt 1118, Amiens, Somme, Picardie, France (Age 43 years) |
| | 11. Conan III "The Gross,", Duke of Brittany, b. 1075, Mortagne-au-Perche, Orne, Normandy, France d. 23 Apr 1144, Rouen, Seine-Maritime, Upper Normandy, France (Age 69 years) |
| | 12. Jeanne DU PERCHE-DE RAMERUPT DE MONTDIDIER, b. 1078, Alençon, Orne, Lower Normandy, France d. 1118, Amiens, Somme, Picardie, France (Age 40 years) |
| | 13. Ne Montdidier, b. Abt 1078, France d. Abt 1118 (Age 40 years) |
| | 14. Juliana De Perche, b. Abt 1080 d. Aft 1109 (Age > 30 years) |
| | 15. Marguerite Perche, b. Abt 1080, Normandy, France d. Abt 1160, Évreux, Eure, Upper Normandy, France (Age 80 years) |
| | 16. Margaret De Moreton, b. Abt 1085, Warwick Castle, Warwick, Warwickshire, England, United Kingdom d. 1156 (Age 71 years) |
| | 17. Rotrou III Count of Perche, b. 1090, Wormleighton, Warwickshire, England d. Apr 1144 (Age 54 years) |
| | 18. Guilleme Perche, b. England, United Kingdom d. 1100, England, United Kingdom  |
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