 Male1st Earl of Cornwall Richard Plantagenet |
| Birth | 5 Jan 1209 | Winchester, Hampshire, England  |
| Death | 2 Apr 1272 | Berkhamsted, Hertfordshire, England |
| Burial | ||
| Marriage | 30 Mar 1231 | Buckinghamshire, England |
| Father | King of England John Plantagenet | F2567 Group Sheet | |
| Mother | Queen Consort of England Isabella of Angoulême | F2567 Group Sheet | |
 FemaleCountess of Cornwall Isabel Marshall |
| Birth | 9 Oct 1200 | Pembroke, Pembrokeshire, Wales |
| Death | 17 Jan 1240 | Hertfordshire, England |
| Burial | Hampshire, England |
|
| Other Spouse | 4th Earl of Hertford and 5th Earl of Gloucester Gilbert de Clare, III | F7480 | |
| Marriage | 9 Oct 1217 | |
| Father | 1st Earl of Pembroke William Marshall, the Elder | F2753 Group Sheet | |
| Mother | 4th Countess of Pembroke Isabella de Clare | F2753 Group Sheet | |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
