Children |
| 1. Lady Mathilda De Clare, b. 1175, Tunbridge Castle, Kent, England d. 10 Mar 1289, Lincoln, Lincolnshire, England (Age 114 years) |
| 2. Isabel De Clare, b. Abt 1178, Lincoln, Lincolnshire, England d. 1213, Lincoln, Lincolnshire, England (Age ~ 35 years) |
| 3. Gilbert De Clare, 4th Earl Of Hertford 5th Earl Of Gloucester Massachusetts Gna Carta Surety, b. 1180, Hertford, Hertfordshire, England d. 25 Oct 1230, Penros, Brittany, France (Age 50 years) |
| 4. Matilda de Clare, b. 1181, Clare, Suffolk, Anglo-Saxon Britain d. Aft 10 Jul 1220, Anglo-Saxon Britain (Age > 39 years) |
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