| Children |
| | 1. Amica de Clare, Countess, b. 27 May 1220, Usk, Monmouth, Wales , d. Between 30 Nov 1284 and 1287 (Age 64 years) |
| | 2. Richard de Clare, Earl of Gloucester, b. 4 Aug 1222, Gloucestershire, England , d. 15 Jul 1262, Ashenfield Manor, Waltham, Kent, England (Age 39 years) |
| + | 3. Isabel de Clare, b. 2 Nov 1226, Gloucestershire, England , d. Aft 10 Jul 1304 (Age > 78 years) |
| | 4. Adeliza de Clare, b. Abt 1228, Gloucestershire, England , d. Yes, date unknown |
| | 5. Sir William de Clare, b. 18 May 1228, Gloucestershire, England , bur. 23 Jul 1258, Dureford Abbey (Age ~ 30 years) |
| | 6. Agnes de Clare, b. 1229, Gloucestershire, England , d. Yes, date unknown |
| | 7. Gilbert de Clare, b. 12 Sep 1229, Gloucestershire, England , d. Aft 1241 (Age > 13 years) |
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