| Richard "Strongbow" fitz Gilbert of England Knt., Earl of Cornwall, Count of Poitu, etc. (1209 - 1272) |
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| Isabel Marshal (1200 - 1240) |
| Isabell of Cornwall |
| b. abt 9 Sep 1233, Great Marlow, Buckinghamshire, England d. 6 Oct 1234, Great Marlow, Buckinghamshire, England bur. Reading Abbey, Berkshire, England occ. cen. im. . ud. |