Family Group Sheet| HUSBAND | | Richard "Earl of Cornwall, Count of Poitou in France, King of the Romans" Plantagenet (K81W-Q7Z) | | BIRTH | after 5 January 1209 | Winchester Castle, Hampshire, England | | DEATH | about April 1272 | Berkhamstead Castle, Hertfordshire, England | | REF # | | 131706; | | REF # | | | | REF # | | 60; | | MARRIAGE | 30 March 1231 | , Fawley, Buckinghamshire, England | | FATHER | John Plantagenet (GT31-8DD) | | MOTHER | Isabelle Angoulême (GRQZ-CQP) | | | | WIFE | | Isabel "Countess of Glouster and Hertford, Cornwall and Poitou" Marshal (KJZF-XX3) | | BIRTH | 9 October 1200 | | | BIRTH | 9 October 1200 | Pembroke Castle, Pembrokeshire, Wales | | DEATH | 17 January 1240 | | | DEATH | 17 January 1240 | Berkhampstead Castle, Hertfordshire, England | | REF # | | 6725326; | | REF # | | 6513192; | | REF # | | | | REF # | | 60; | | MARRIAGE | 30 March 1231 | , Fawley, Buckinghamshire, England | | MARRIAGE | 9 October 1217 | Sir Gilbert "7th Earl of Clare, 4th Earl of Hertford, Lord of Harfleur and Mostrevillers in Normandy" Clare (K88V-HH1); | | FATHER | Sir William "Earl of Pembroke" Marshal (LKKM-7Y3) | | MOTHER | Isabel "Countess of Pembroke" Clare (9CWS-TRJ) |
| | | CHILDREN | | 1. | Isabel Plantagenet (LKT3-XGZ) FEMALE | | | BIRTH | 9 September 1233 | Marlowe On Thames, Buckinghamshire, England | | DEATH | 1241 | Marlowe On Thames, Buckinghamshire, England | | REF # | | 2865204; | | REF # | | 2903378; | | REF # | | 60; |
| | 2. | Henry Plantagenet (L5RZ-424) MALE | | | BIRTH | 1 November 1235 | Trabzon, Trabzon, Turkey | | DEATH | 1271 | Viterbo, Viterbo, Lazio, Italy | | REF # | | 2864546; | | REF # | | 2902720; | | REF # | | 60; |
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