| | Theobald De Verdon 1282–1316 Elizabeth De Clare 1295–1360 | | | | | | | | | | | | Theobald Le Botiller –1248 | | |
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| | | Gilbert De Clare 1243–1295 Joan Plantagenet 1272–1307 | | | | Richard De Clare 1222–1262 | | | | Gilbert De Clare 1180–1230 Isabell Marshall 1200–1240 | | |
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| | | Edward Plantagenet 1239–1307 | | | | Henry Plantagenet 1207–1272 Eleanor Berenger 1223–1291 | | |
| | | Ferdinand Ivrea 1201–1252 Joan de Dammartin 1216–1279 | | |
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