Children |
| 1. Joanna Fitzwilliam, b. 1184, Givendale In Great Givendale, Yorkshire, England d. 1210, England, Unitd Kingdom (Age 26 years) |
| 2. Fitzwilliam Fitzwilliam, b. Abt 1186 d. Yes, date unknown |
| 3. Yolande Fitzralph, b. Abt 1187, Withycombe, Williton, Somerset, England d. 1210, Withycombe, Williton, Somerset, England (Age ~ 23 years) |
| 4. Lucy Fitzwillliam, b. 1196, Somerset, England d. 1259, Brompton Ralph, Somerset, England (Age 63 years) |
| 5. Ralph Fitz William Of Gloucester, b. 1198, Grimsthorpe, Lincolnshire, England d. Aft 9 Feb 1226, Somerset, England, United Kingdom (Age > 28 years) |
| 6. Emma Fitzwilliam, b. Abt 1198, Of Somersetshire, England d. Yes, date unknown |
| 7. Hilaria Fitzwilliam, b. 1201, Somerset, England d. Aft 1238 (Age > 38 years) |
| 8. William Fitzwilliam, b. 1205, Grimethorpe, Yorkshire, England d. Jul 1269, Greystoke, Cumberland, England (Age 64 years) |
| 9. Isabel Fitz William, b. 1227, Withycombe Or Williton, Somerset, England d. 22 Mar 1282, Combe Martin Or Barnstaple, Devon, England (Age 55 years) |
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