Individual Details
Joan
(A - )
Events
| Birth | A | (of), Grismond Castle, Monmouthshire, Wales | |||
| Death |
Families
| Father | Henry Plantagenet 3rd Earl of Lancaster (1281 - 1345) |
| Mother | Maud De Chaworth (1282 - 1322) |
| Sibling | Eleanor Plantagenet (1318 - 1372) |
| Sibling | Blanche of Lancaster Plantagenet (1297 - 1380) |
| Sibling | Lady Joan of Lancaster Plantagenet Baroness Demowbray (1310 - 1349) |
| Sibling | Lady Maud "Lancaster" Plantagenet, Baroness le Strange (1310 - 1377) |
| Sibling | Mary Plantegenet of Lancaster (1313 - 1360) |
| Sibling | Blanche Plantagenet (1315 - ) |
| Sibling | Isabel Plantagenet Abbess of Ambresbury (1317 - ) |
| Sibling | Mary Plantagenet (1320 - 1369) |