| Birth | about 1252 42 38 |
| Marriage | Joan St. Owen — View this family yes |
| Death of a mother | Joan de Valletort 1267 (Age 15 years) |
| Death of a father | Richard “King of the Romans” Plantagenet April 2, 1272 (Age 20 years) |
| Death | 1280 (Age 28 years) |
| Birth of a daughter #1 | Joan de Cornwall about 1286 (6 years after death) |