2nd Earl of Pembroke Richard "Strongbow" de Clare
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- 1 2nd Earl of Pembroke Richard "Strongbow" de Clare [1]
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- 2 4th Countess of Pembroke Isabel de Clare [1.1]
- 1st Earl of Pembroke William Marshal b. 1146 d. 14 May 1219
- 3 Isabel Marshal [1.1.1] b. 9 Oct 1200
- 4th Earl of Hertford Gilbert de Clare b. Abt 1180 d. 25 Oct 1230
- 4 2nd Earl of Gloucester Sir Richard de Clare [1.1.1.1] b. 4 Aug 1222 d. Jul 1262
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- 4 2nd Earl of Gloucester Sir Richard de Clare [1.1.1.1]
- 3 Countess of Norfolk Maud Marshal [1.1.2] d. Mar 1248
- 3rd Earl of Norfolk Sir Hugh le Bigod b. Abt 1185 d. Between 11 and 18 Feb 1225
- 4 Sir Hugh le Bigod, of Levisham [1.1.2.1] b. Abt 1215 d. 7 May 1266
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- 4 Isabel le Bigod [1.1.2.2] b. Abt 1215
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- 4 Sir Hugh le Bigod, of Levisham [1.1.2.1]
- 3 Isabel Marshal [1.1.1]
- 2 4th Countess of Pembroke Isabel de Clare [1.1]