Individual Details
William DE CLARE
(18 May 1228 - 23 Jul 1258)
Events
| Birth | 18 May 1228 | Gloucestershire, England | |||
| Death | 23 Jul 1258 | Berwickshire, Scotland |
Families
| Spouse | Joan FITZGERALD Countess of Carrick (1224 - 1320) |
| Father | Gilbert DE CLARE - FOURTH EARL OF HERTFORD, Fifth Earl of Gloucester, Surety of Magna Carta (1180 - 1230) |
| Mother | Lady Isabel MARSHAL - Countess of Cornwall (1200 - 1240) |
| Sibling | Sir Richard DE CLARE 5th Earl of Hertford, 6th Earl of Gloucester (1222 - 1262) |
| Sibling | Susan DE CLARE (1217 - ) |
| Sibling | Amica de CLARE (1220 - 1284) |
| Sibling | Joan DE CLARE (1214 - ) |
| Sibling | Adeliza DE CLARE (1228 - ) |
| Sibling | Agnes de CLARE (1229 - 1316) |
| Sibling | Gilbert de CLARE (1229 - 1241) |
| Sibling | Isabella DE CLARE ( - ) |
| Father | Gilbert DE CLARE - FOURTH EARL OF HERTFORD, Fifth Earl of Gloucester, Surety of Magna Carta (1180 - 1230) |
| Mother | Lady Isabel MARSHAL - Countess of Cornwall (1200 - 1240) |
| Sibling | Sir Richard DE CLARE 5th Earl of Hertford, 6th Earl of Gloucester (1222 - 1262) |
| Sibling | Susan DE CLARE (1217 - ) |
| Sibling | Amica de CLARE (1220 - 1284) |
| Sibling | Joan DE CLARE (1214 - ) |
| Sibling | Adeliza DE CLARE (1228 - ) |
| Sibling | Agnes de CLARE (1229 - 1316) |
| Sibling | Gilbert de CLARE (1229 - 1241) |
| Sibling | Isabella DE CLARE ( - ) |
| Father | Gilbert DE CLARE - FOURTH EARL OF HERTFORD, Fifth Earl of Gloucester, Surety of Magna Carta (1180 - 1230) |
| Mother | Lady Isabel MARSHAL - Countess of Cornwall (1200 - 1240) |
| Sibling | Lady Isabel DE CLARE OF GLOUCESTER AND HERTFORD (1226 - 1264) |
| Sibling | Susan DE CLARE (1217 - ) |
| Sibling | Amica de CLARE (1220 - 1284) |
| Sibling | Joan DE CLARE (1214 - ) |
| Sibling | Adeliza DE CLARE (1228 - ) |
| Sibling | Agnes de CLARE (1229 - 1316) |
| Sibling | Gilbert de CLARE (1229 - 1241) |
| Sibling | Isabella DE CLARE ( - ) |
| Father | Gilbert DE CLARE - FOURTH EARL OF HERTFORD, Fifth Earl of Gloucester, Surety of Magna Carta (1180 - 1230) |
| Mother | Lady Isabel MARSHAL - Countess of Cornwall (1200 - 1240) |
| Sibling | Sir Richard DE CLARE 5th Earl of Hertford, 6th Earl of Gloucester (1222 - 1262) |
| Sibling | Susan DE CLARE (1217 - ) |
| Sibling | Amica de CLARE (1220 - 1284) |
| Sibling | Joan DE CLARE (1214 - ) |
| Sibling | Adeliza DE CLARE (1228 - ) |
| Sibling | Agnes de CLARE (1229 - 1316) |
| Sibling | Gilbert de CLARE (1229 - 1241) |
| Sibling | Isabella DE CLARE ( - ) |
| Father | Gilbert DE CLARE - FOURTH EARL OF HERTFORD, Fifth Earl of Gloucester, Surety of Magna Carta (1180 - 1230) |
| Mother | Lady Isabel MARSHAL - Countess of Cornwall (1200 - 1240) |
| Sibling | Sir Richard DE CLARE 5th Earl of Hertford, 6th Earl of Gloucester (1222 - 1262) |
| Sibling | Susan DE CLARE (1217 - ) |
| Sibling | Amica de CLARE (1220 - 1284) |
| Sibling | Joan DE CLARE (1214 - ) |
| Sibling | Adeliza DE CLARE (1228 - ) |
| Sibling | Agnes de CLARE (1229 - 1316) |
| Sibling | Gilbert de CLARE (1229 - 1241) |
| Sibling | Isabella DE CLARE ( - ) |